Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03-07-2024 14:27
Static task
static1
Behavioral task
behavioral1
Sample
ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe
Resource
win10v2004-20240508-en
General
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Target
ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe
-
Size
959KB
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MD5
d662387f9f11b665b70d14c19177b058
-
SHA1
3aa3745a01043cecec79b49a29cdfff60265d519
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SHA256
ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626
-
SHA512
3bea71cee5f1a9bb94b9b01d3394b18a4a6a1b3e3e267f3fb11d3a9fe418364294fd906043031a64f6017a6e8f8dd5dfc85a11588209dda668fc8517d47c3508
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SSDEEP
12288:o+WbFkpXD7n1FDoPNUCobwMtFTUhqxDd1XK8:o+4i3nnDAUCobwQ3h1V
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
valleycountysar.org - Port:
26 - Username:
[email protected] - Password:
i~~Ga+6_-~V*
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2320-4-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
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 3 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exedescription pid process target process PID 4340 set thread context of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2848 2320 WerFault.exe regsvcs.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
regsvcs.exepid process 2320 regsvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
regsvcs.exedescription pid process Token: SeDebugPrivilege 2320 regsvcs.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exedescription pid process target process PID 4340 wrote to memory of 2660 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe jsc.exe PID 4340 wrote to memory of 2660 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe jsc.exe PID 4340 wrote to memory of 2660 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe jsc.exe PID 4340 wrote to memory of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 2320 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 1820 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 1820 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe PID 4340 wrote to memory of 1820 4340 ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe regsvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe"C:\Users\Admin\AppData\Local\Temp\ec7e4a2cfd34ceccca73309ac6862f233904b1ab888b7a903ee18ecaf0c65626.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 14083⤵
- Program crash
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"2⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2320 -ip 23201⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2320-4-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2320-5-0x00000000749FE000-0x00000000749FF000-memory.dmpFilesize
4KB
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memory/2320-6-0x0000000005950000-0x0000000005EF4000-memory.dmpFilesize
5.6MB
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memory/2320-7-0x0000000005480000-0x000000000551C000-memory.dmpFilesize
624KB
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memory/2320-8-0x00000000749F0000-0x00000000751A0000-memory.dmpFilesize
7.7MB
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memory/2320-10-0x00000000749F0000-0x00000000751A0000-memory.dmpFilesize
7.7MB
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memory/4340-0-0x000001D0ABB70000-0x000001D0ABB78000-memory.dmpFilesize
32KB
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memory/4340-1-0x00007FFECB833000-0x00007FFECB835000-memory.dmpFilesize
8KB
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memory/4340-2-0x000001D0AD840000-0x000001D0AD8B8000-memory.dmpFilesize
480KB
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memory/4340-3-0x00007FFECB830000-0x00007FFECC2F1000-memory.dmpFilesize
10.8MB
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memory/4340-9-0x00007FFECB830000-0x00007FFECC2F1000-memory.dmpFilesize
10.8MB