smokeloader | a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105

Analysis

max time kernel
150s
max time network
146s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
09/01/2023, 20:20

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Report Analysis Logs

General

Target

a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe
Size

327KB
MD5

dd2184835ef5a02a58d037a393c270ce
SHA1

4f172d237ac68b6e3af972e43066d0b3f0cb7806
SHA256

a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105
SHA512

b49a2568d9a19e4b13a0c128d591b7e415b98c9fb5c5a9b6a360673ed7c9d896172ae9962f51a5aac8c326e5b5c08a9b8ada9cc74f8578963a11900e678a73bb
SSDEEP

3072:GXOdT7bRKVEMSH5sI55ihIyTAZMgUB/b5mAwUq/HldnywF7zkuWdjJrht1Lw8dVR:umbRK6H5VMgUXhzaH/b+THh7mf/o

Score

10^/10

smokeloader backdoor collection discovery spyware stealer trojan

Malware Config

Signatures

Detects Smokeloader packer 1 IoCs

resource	yara_rule
behavioral1/memory/4700-148-0x00000000005C0000-0x00000000005C9000-memory.dmp	family_smokeloader

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
19	3528	rundll32.exe
22	3528	rundll32.exe

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
1636	9422.exe

Deletes itself 1 IoCs

pid	Process
2996	Process not Found

Loads dropped DLL 1 IoCs

pid	Process
3528	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	rundll32.exe

Accesses Microsoft Outlook profiles 1 TTPs 4 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3528 set thread context of 5060	3528	rundll32.exe	68

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe

Checks processor information in registry 2 TTPs 22 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Previous Update Revision	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Status	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Revision	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Status	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Previous Update Revision	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	rundll32.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\VendorIdentifier	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Internet Explorer\Toolbar	Process not Found
Set value (int)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1"	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Internet Explorer\Toolbar\ShellBrowser	Process not Found

Modifies registry class 36 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	Process not Found
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\WorkFolders	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4e003100000000002956c2aa100054656d7000003a0009000400efbe0c5553882956c2aa2e00000000000000000000000000000000000000000000000000c1c4da00540065006d007000000014000000	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic"	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\NodeSlot = "1"	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	Process not Found
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = ffffffff	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Process not Found
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 50003100000000000000000010004c6f63616c003c0009000400efbe00000000000000002e00000000000000000000000000000000000000000000000000000000004c006f00630061006c00000014000000	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0	Process not Found
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	Process not Found
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 820074001c0043465346160031000000000000000000100041707044617461000000741a595e96dfd3488d671733bcee28bac5cdfadf9f6756418947c5c76bc0b67f400009000400efbe00000000000000002e00000000000000000000000000000000000000000000000000000000004100700070004400610074006100000042000000	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	Process not Found
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2996	Process not Found

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4700	a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe
4700	a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
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2996	Process not Found
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2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
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2996	Process not Found
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2996	Process not Found
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2996	Process not Found
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2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2996	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4700	a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe

Suspicious use of AdjustPrivilegeToken 39 IoCs

description	pid	Process
Token: SeDebugPrivilege	3528	rundll32.exe
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found
Token: SeShutdownPrivilege	2996	Process not Found
Token: SeCreatePagefilePrivilege	2996	Process not Found

Suspicious use of FindShellTrayWindow 10 IoCs

pid	Process
5060	rundll32.exe
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found
3528	rundll32.exe
2996	Process not Found
2996	Process not Found
2996	Process not Found
2996	Process not Found

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2996	Process not Found
2996	Process not Found

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2996 wrote to memory of 1636	2996	Process not Found	66
PID 2996 wrote to memory of 1636	2996	Process not Found	66
PID 2996 wrote to memory of 1636	2996	Process not Found	66
PID 1636 wrote to memory of 3528	1636	9422.exe	67
PID 1636 wrote to memory of 3528	1636	9422.exe	67
PID 1636 wrote to memory of 3528	1636	9422.exe	67
PID 3528 wrote to memory of 5060	3528	rundll32.exe	68
PID 3528 wrote to memory of 5060	3528	rundll32.exe	68
PID 3528 wrote to memory of 5060	3528	rundll32.exe	68
PID 3528 wrote to memory of 1048	3528	rundll32.exe	71
PID 3528 wrote to memory of 1048	3528	rundll32.exe	71
PID 3528 wrote to memory of 1048	3528	rundll32.exe	71
PID 3528 wrote to memory of 1164	3528	rundll32.exe	73
PID 3528 wrote to memory of 1164	3528	rundll32.exe	73
PID 3528 wrote to memory of 1164	3528	rundll32.exe	73

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rundll32.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe
"C:\Users\Admin\AppData\Local\Temp\a255965b5cd3193944c90a3e1c574ec568d049f569972520773ca9bb597d0105.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4700

C:\Users\Admin\AppData\Local\Temp\9422.exe
C:\Users\Admin\AppData\Local\Temp\9422.exe
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\Ryfererfh.tmp",Fwpthq
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Accesses Microsoft Outlook accounts
  - Accesses Microsoft Outlook profiles
  - Suspicious use of SetThreadContext
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:3528
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 22797
    3⤵
    - Modifies registry class
    - Suspicious use of FindShellTrayWindow
    PID:5060
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
    3⤵
    PID:1048
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
    3⤵
    PID:1164

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4628

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\9422.exe

Filesize
1.1MB

MD5
879d159f1cc7f0d379cafcfa7d471745

SHA1
c12647177e0b56448c882b1f5874e2f6e1a93119

SHA256
9e74c4fbe370f9737c9a8d5b6d946fa02fd66a497a1d9a05bdb1333f3f92f99a

SHA512
26de25030bdbd11ab11c5f3038de535f191c772ecc0e753c27d6e052088b5f1c510f48414bb1fc50fd3ebdda5dfaf24b4795057243539e970e504090d5e569de

Download Submit
C:\Users\Admin\AppData\Local\Temp\9422.exe

Filesize
1.1MB

MD5
879d159f1cc7f0d379cafcfa7d471745

SHA1
c12647177e0b56448c882b1f5874e2f6e1a93119

SHA256
9e74c4fbe370f9737c9a8d5b6d946fa02fd66a497a1d9a05bdb1333f3f92f99a

SHA512
26de25030bdbd11ab11c5f3038de535f191c772ecc0e753c27d6e052088b5f1c510f48414bb1fc50fd3ebdda5dfaf24b4795057243539e970e504090d5e569de

Download Submit
C:\Users\Admin\AppData\Local\Temp\Ryfererfh.tmp

Filesize
817KB

MD5
0a6c58fc386c9a4d7d43b809447f3eac

SHA1
b07d0ae1180e21bf79b3b720d9e03e2b7982972d

SHA256
d71c0aaec63294fb11af30ff408e94b5fff656149da01e3f7a97e3026580d5c2

SHA512
e2d08ae110f30257daa9341d1e3c91d6c50f6b32107d1e1ca0badcce872d09ac3d3a3998f26b1f93c3b1937317ce5ea240652d1b784c5a4d2e30273c19a9b6ad

Download Submit
\Users\Admin\AppData\Local\Temp\Ryfererfh.tmp

Filesize
817KB

MD5
0a6c58fc386c9a4d7d43b809447f3eac

SHA1
b07d0ae1180e21bf79b3b720d9e03e2b7982972d

SHA256
d71c0aaec63294fb11af30ff408e94b5fff656149da01e3f7a97e3026580d5c2

SHA512
e2d08ae110f30257daa9341d1e3c91d6c50f6b32107d1e1ca0badcce872d09ac3d3a3998f26b1f93c3b1937317ce5ea240652d1b784c5a4d2e30273c19a9b6ad

Download Submit
memory/1636-179-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-177-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-158-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-157-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-206-0x0000000000400000-0x000000000052F000-memory.dmp

Filesize
1.2MB

Download
memory/1636-156-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-189-0x0000000002430000-0x000000000255C000-memory.dmp

Filesize
1.2MB

Download
memory/1636-191-0x0000000000400000-0x000000000052F000-memory.dmp

Filesize
1.2MB

Download
memory/1636-188-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-186-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-187-0x0000000002260000-0x0000000002359000-memory.dmp

Filesize
996KB

Download
memory/1636-185-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-184-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-183-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-182-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-171-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-159-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-180-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-178-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-162-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-176-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-175-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-174-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-173-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-160-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-172-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-168-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-170-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-169-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-167-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-166-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-165-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-164-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/1636-161-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3528-304-0x0000000007480000-0x0000000007FDA000-memory.dmp

Filesize
11.4MB

Download
memory/3528-321-0x0000000007480000-0x0000000007FDA000-memory.dmp

Filesize
11.4MB

Download
memory/4700-141-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-136-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-146-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-121-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-120-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-153-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/4700-152-0x00000000007BB000-0x00000000007D1000-memory.dmp

Filesize
88KB

Download
memory/4700-151-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-150-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-145-0x00000000007BB000-0x00000000007D1000-memory.dmp

Filesize
88KB

Download
memory/4700-148-0x00000000005C0000-0x00000000005C9000-memory.dmp

Filesize
36KB

Download
memory/4700-149-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/4700-147-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-144-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-143-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-142-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-122-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-140-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-139-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-115-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-137-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-138-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-135-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-134-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-133-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-132-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-131-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-130-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-129-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-128-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-127-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-126-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-124-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-119-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-118-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-125-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-116-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-117-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/4700-123-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5060-319-0x00000183038B0000-0x0000018303B5A000-memory.dmp

Filesize
2.7MB

Download
memory/5060-318-0x00000000003C0000-0x0000000000659000-memory.dmp

Filesize
2.6MB

Download