Analysis
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max time kernel
207s -
max time network
247s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
11-10-2023 11:16
Static task
static1
Behavioral task
behavioral1
Sample
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe
Resource
win10v2004-20230915-en
General
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Target
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe
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Size
626KB
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MD5
64d90715da693eebdd2bb41de45a6c64
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SHA1
0d3fcfe3a6a4ff96027d5bbb4c9cb1d6e6312ca0
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SHA256
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856
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SHA512
db984fb74269a267ec97b633b86e4ca004d0344fd9e7cc205ac92aab62bb4bf9d7c007a9e8fb031aba259009f9a6142bb3ed0e360a5d2aa6af8244c7304b349d
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SSDEEP
12288:uG0WWObWmOx35tiBPz03A2Ku2RbPU4FUsPTlmfn5sCLbszB4HslTnW:W4DQi903YbPU4UsBmGC/GlTn
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
smtp.1tcl.com - Port:
25 - Username:
[email protected] - Password:
RRa*ysS8
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 7 IoCs
Processes:
resource yara_rule behavioral1/memory/2540-11-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2540-13-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2540-17-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2540-20-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2540-22-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2540-24-0x0000000004D40000-0x0000000004D80000-memory.dmp family_snakekeylogger behavioral1/memory/2540-26-0x0000000004D40000-0x0000000004D80000-memory.dmp family_snakekeylogger -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.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.
Processes:
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exedescription pid process target process PID 2724 set thread context of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exepid process 2540 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe 2540 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exedescription pid process Token: SeDebugPrivilege 2540 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exedescription pid process target process PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe PID 2724 wrote to memory of 2540 2724 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe -
outlook_office_path 1 IoCs
Processes:
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe -
outlook_win_path 1 IoCs
Processes:
acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe"C:\Users\Admin\AppData\Local\Temp\acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Users\Admin\AppData\Local\Temp\acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe"C:\Users\Admin\AppData\Local\Temp\acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856_JC.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2540