df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6

Analysis

max time kernel
120s
max time network
86s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20/01/2025, 17:33

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General

Target
df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
Size 769KB
Sample250120-v5cdca1jfp
SHA256 df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6
MD5 e1ad7b88425a157fdd0b00ad4d8fe290
SHA1 c7608e796fff101e223c6a30ba79f2f177866474
SHA512 06877c7c994a907c916991ee1c980c13f051428f7fc703e2d1c039a5257cbe5013fe3369a69aef94e3e236a6bcf087da63efcd3327bba87c947f348472692497
SSDEEP 6144:9WusAIFB++velibxPyp/64wjOjn6cB3rZtT/Yq3v9Auky+4N13728:9z7IFjvelQypyfy7z6u7+4D3728
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

collection credential_access discovery persistence spyware stealer

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
Boy12345#

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2848	app.exe
2784	app.exe
2260	My.RawFile.exe

Loads dropped DLL 3 IoCs

pid	Process
2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
2848	app.exe
2848	app.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\app.exe"	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2848 set thread context of 1036	2848	app.exe	33
PID 2848 set thread context of 436	2848	app.exe	34

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	app.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	app.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	My.RawFile.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_compiler.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_compiler.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2784	app.exe
2784	app.exe
2784	app.exe
2784	app.exe
2784	app.exe
2784	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2260	My.RawFile.exe
2260	My.RawFile.exe
2260	My.RawFile.exe
2260	My.RawFile.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe
2848	app.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
Token: SeDebugPrivilege	2848	app.exe
Token: SeDebugPrivilege	2784	app.exe
Token: SeDebugPrivilege	2260	My.RawFile.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2260	My.RawFile.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2848	2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe	30
PID 2744 wrote to memory of 2848	2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe	30
PID 2744 wrote to memory of 2848	2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe	30
PID 2744 wrote to memory of 2848	2744	df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe	30
PID 2848 wrote to memory of 2784	2848	app.exe	31
PID 2848 wrote to memory of 2784	2848	app.exe	31
PID 2848 wrote to memory of 2784	2848	app.exe	31
PID 2848 wrote to memory of 2784	2848	app.exe	31
PID 2848 wrote to memory of 2260	2848	app.exe	32
PID 2848 wrote to memory of 2260	2848	app.exe	32
PID 2848 wrote to memory of 2260	2848	app.exe	32
PID 2848 wrote to memory of 2260	2848	app.exe	32
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 1036	2848	app.exe	33
PID 2848 wrote to memory of 436	2848	app.exe	34
PID 2848 wrote to memory of 436	2848	app.exe	34
PID 2848 wrote to memory of 436	2848	app.exe	34
PID 2848 wrote to memory of 436	2848	app.exe	34
PID 2848 wrote to memory of 436	2848	app.exe	34
PID 2848 wrote to memory of 436	2848	app.exe	34
PID 2848 wrote to memory of 436	2848	app.exe	34
PID 2848 wrote to memory of 436	2848	app.exe	34
PID 2848 wrote to memory of 436	2848	app.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe

C:\Users\Admin\AppData\Local\Temp\df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe
"C:\Users\Admin\AppData\Local\Temp\df90c7882198365af165f71ffb0c1f1a8300adca4a04e3e8fa2746f98ba600f6N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Users\Admin\AppData\Roaming\app.exe
  "C:\Users\Admin\AppData\Roaming\app.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Users\Admin\AppData\Roaming\app.exe
    "C:\Users\Admin\AppData\Roaming\app.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2784
- - C:\Users\Admin\AppData\Roaming\My.RawFile.exe
    "C:\Users\Admin\AppData\Roaming\My.RawFile.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - outlook_office_path
    - outlook_win_path
    PID:2260
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1036
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Size 342B
SHA256 86b6e121ec128e5e44d0f98bab96e8766be4d07ab3dd0a978f40ef514329dc44
MD5 6ff27d4101e10a41f5ac370ec0fb8ce6
SHA1 a2eab9ef178a5aca9afc92c5f5d3560fefe22d27
SHA512 47a94268cecb4225b03bb36adca04e3ed1c871c3777bb03130ef5314974c6ed3590f5eda8aefacd10753caa0b91d43c12c503bcdf90c3d85c99e02b68fee4001
MD5 SHA1 SHA512

Submit Download

CabA100.tmp

Path C:\Users\Admin\AppData\Local\Temp\CabA100.tmp
Size 70KB
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
SSDEEP 1536:gc257bHnClJ3v5mnAQEBP+bfnW8Ctl8G1G4eu76NWDdB34w18R5cBWcJAm68+Q:gp2ld5jPqW8LgeulxB3fgcEfDQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

TarB09B.tmp

Path C:\Users\Admin\AppData\Local\Temp\TarB09B.tmp
Size 181KB
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
SSDEEP 1536:aAZw/J+lCUsTRvsqgCyqWlUDNWdm1wpSru2A0XwjY/z02DTr3rmt6mZ:as2J+qTR0XCy/dmASru2AijbdG
MD5 SHA1 SHA512 SSDEEP

Submit Download

app.exe

Path C:\Users\Admin\AppData\Roaming\app.exe
Size 775KB
SHA256 d2f3dff4f69a3c85f97065896971dbcde8e115adfffa007a1b7506988e50300d
MD5 066fffa9c67afa8fa3002cc2cd0d40cc
SHA1 3c0f470e285786e6ecb0c89e44664a7ca016295a
SHA512 1cd88290a0a95100b220ad421b7bd1b05feec4d6ca8281e89e94650e5e8ab3cb2e2b19abb6d916bf96b102971a541f3bbed223f98db3641501deaa0f0000934f
SSDEEP 6144:2WusAIFB++velibxPyp/64wjOjn6cB3rZtT/Yq3v9Auky+4N1372uL:2z7IFjvelQypyfy7z6u7+4D372uL
MD5 SHA1 SHA512 SSDEEP

Submit Download

My.RawFile.exe

Path \Users\Admin\AppData\Roaming\My.RawFile.exe
Size 142KB
SHA256 a80c77ca694eca3f6629c54572aba811e64b61975c5db2ff38c8d662d12b1ce7
MD5 5a733ef0de5e31e2e4b4abb016c0f251
SHA1 28644040a6deac35c20fa931b5d003a97293363e
SHA512 9d09ac6b6a560643cac08345ab6ef8578011b11be7d4821d7aa1b3d76f2801d30cb4d206a4ff9335f0ece5cfa2ec8258754b2481102eac3da064e5005f7ffba9
SSDEEP 3072:L4OYPSgVp7HL47S87U5uMkH+jNbMJnvJ/I+H8kCanU4dKE4P:L4rp7HL4W87U5uCAJnrc
MD5 SHA1 SHA512 SSDEEP

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memory/1036-73-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/1036-67-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/1036-65-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/1036-69-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/1036-71-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/1036-74-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/1036-75-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/1036-76-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/2744-32-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2744-10-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2744-12-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2744-0-0x0000000074331000-0x0000000074332000-memory.dmp

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memory/2744-13-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2744-25-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2744-11-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2848-42-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2848-43-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2848-33-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2848-89-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2848-92-0x0000000074330000-0x00000000748DB000-memory.dmp

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memory/2848-93-0x0000000074330000-0x00000000748DB000-memory.dmp

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