Analysis
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max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
18/12/2022, 02:32
Static task
static1
Behavioral task
behavioral1
Sample
43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe
Resource
win10v2004-20220812-en
General
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Target
43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe
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Size
214KB
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MD5
1021f84c8752ea79512272424205566a
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SHA1
48276be4e6429b8920bb9aa2de0b9bedfe8dc399
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SHA256
43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24
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SHA512
a9db622055e96348a40957f4c13543b5b8f13a6a2a9526082d37edaa504de2c7b95128570235eb20d6aecc2ee6b4ebef7d4101cac11eaf33d53141bb18691ecc
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SSDEEP
3072:kl8mcsFLPYpZwRyxg9qaLt4L0OmjPxwiB1ts8/g3xoSckkFyG3ERWR3LV:a8mZFLPYpdC9SL5uP/pg3Ctk4U0VB
Malware Config
Extracted
danabot
23.236.181.126:443
123.253.35.251:443
66.85.173.3:443
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embedded_hash
06BD317F4F9CFA75DD0DF0D5CD9B06A1
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type
loader
Signatures
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Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral1/memory/1504-133-0x0000000000460000-0x0000000000469000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Blocklisted process makes network request 3 IoCs
flow pid Process 51 2312 rundll32.exe 54 2312 rundll32.exe 63 2312 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
pid Process 4812 48E0.exe -
Loads dropped DLL 1 IoCs
pid Process 2312 rundll32.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2312 set thread context of 3260 2312 rundll32.exe 92 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 2496 4812 WerFault.exe 87 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe -
Checks processor information in registry 2 TTPs 20 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 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 opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor rundll32.exe 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\Identifier 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\Update Status rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Configuration Data 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\Component Information rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString rundll32.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 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\Component Information rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Platform Specific Field 1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision rundll32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Toolbar Process not Found Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "1" Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 Process not Found -
Modifies registry class 30 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4e003100000000009255371c100054656d7000003a0009000400efbe0c551d9c92553c1c2e0000000000000000000000000000000000000000000000000065ea1a01540065006d007000000014000000 Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = ffffffff Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 50003100000000000000000010004c6f63616c003c0009000400efbe00000000000000002e00000000000000000000000000000000000000000000000000000000004c006f00630061006c00000014000000 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff Process not Found Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\NodeSlot = "1" Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 820074001c0043465346160031000000000000000000100041707044617461000000741a595e96dfd3488d671733bcee28bac5cdfadf9f6756418947c5c76bc0b67f400009000400efbe00000000000000002e00000000000000000000000000000000000000000000000000000000004100700070004400610074006100000042000000 Process not Found Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\WorkFolders Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff Process not Found Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell rundll32.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2980 Process not Found -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1504 43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe 1504 43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found 2980 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2980 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1504 43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found Token: SeShutdownPrivilege 2980 Process not Found Token: SeCreatePagefilePrivilege 2980 Process not Found -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3260 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2980 Process not Found 2980 Process not Found -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2980 wrote to memory of 4812 2980 Process not Found 87 PID 2980 wrote to memory of 4812 2980 Process not Found 87 PID 2980 wrote to memory of 4812 2980 Process not Found 87 PID 4812 wrote to memory of 2312 4812 48E0.exe 88 PID 4812 wrote to memory of 2312 4812 48E0.exe 88 PID 4812 wrote to memory of 2312 4812 48E0.exe 88 PID 2312 wrote to memory of 3260 2312 rundll32.exe 92 PID 2312 wrote to memory of 3260 2312 rundll32.exe 92 PID 2312 wrote to memory of 3260 2312 rundll32.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe"C:\Users\Admin\AppData\Local\Temp\43157b2d302a8a1baff450e8c67af7b41f62edad8aa68adffbd6aa6ef0cbbc24.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1504
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C:\Users\Admin\AppData\Local\Temp\48E0.exeC:\Users\Admin\AppData\Local\Temp\48E0.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4812 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\Iseiuaqptde.dll,start2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 202163⤵
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:3260
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 4802⤵
- Program crash
PID:2496
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4812 -ip 48121⤵PID:1716
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4592
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.4MB
MD50bb2b15ca73128dbc816ea4ed583119c
SHA117d05964d9208ca1a27fd007ad5f41752cfa893e
SHA256295dfd4608b81ee276a04f1c58d806b7f906695e744cfe8234eca6360c555ca8
SHA512d58afa63c04cb95576e9a7b5ae026dc28526cee7a26c5e829c091356179f4d255503914398dd209c506743ab78f16cb84d862e2f8ae5f43282bfe2a3e7afe375
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Filesize
2.4MB
MD50bb2b15ca73128dbc816ea4ed583119c
SHA117d05964d9208ca1a27fd007ad5f41752cfa893e
SHA256295dfd4608b81ee276a04f1c58d806b7f906695e744cfe8234eca6360c555ca8
SHA512d58afa63c04cb95576e9a7b5ae026dc28526cee7a26c5e829c091356179f4d255503914398dd209c506743ab78f16cb84d862e2f8ae5f43282bfe2a3e7afe375
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Filesize
2.4MB
MD5382de5a0458d5deeb8cfb59cb930f1d3
SHA145cf4fc723134598d368532461b9778d54d459e3
SHA256df24ecb582c5d61d74305941b999b3bc066d796de691a4b815f91ca36a51c93c
SHA51216abdc412afe43253cb9efd8682239db21ac12239a1db3bff0ab2d3b90efe0453a4df9e31464f58116790164bb0d539e569d0c174cc47172bb341f9ad1a33c64
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Filesize
2.4MB
MD5382de5a0458d5deeb8cfb59cb930f1d3
SHA145cf4fc723134598d368532461b9778d54d459e3
SHA256df24ecb582c5d61d74305941b999b3bc066d796de691a4b815f91ca36a51c93c
SHA51216abdc412afe43253cb9efd8682239db21ac12239a1db3bff0ab2d3b90efe0453a4df9e31464f58116790164bb0d539e569d0c174cc47172bb341f9ad1a33c64