Analysis
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max time kernel
135s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
03-07-2024 01:23
Static task
static1
Behavioral task
behavioral1
Sample
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe
Resource
win10v2004-20240611-en
General
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Target
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe
-
Size
481KB
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MD5
9f259b3c899293bc12c9397e010f9e40
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SHA1
af9c1736e4b3fdb69e3e22a70953872257335c89
-
SHA256
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3
-
SHA512
e12e2ccf1a57b492409c4ce3af237972b11b1b8c126f2b6ad7d56a0b3ef601a226259c5d8706819c95319614a38fa2d2890a62e7f9ce816acf2c445c8529b495
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SSDEEP
6144:ZXuAPKbl6eAs+AYJAmp1sWososBPBY0SQBhhASbOF7HAAPq/XtLMfFUYK8tvFCkt:ZXuBxOKkAVzAAylLMfCYK8tv
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
valleycountysar.org - Port:
26 - Username:
[email protected] - Password:
fY,FLoadtsiF
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4424-9-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.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 7 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exedescription pid process target process PID 3676 set thread context of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exepid process 4424 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exedescription pid process Token: SeDebugPrivilege 4424 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.execmd.exedescription pid process target process PID 3676 wrote to memory of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe PID 3676 wrote to memory of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe PID 3676 wrote to memory of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe PID 3676 wrote to memory of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe PID 3676 wrote to memory of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe PID 3676 wrote to memory of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe PID 3676 wrote to memory of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe PID 3676 wrote to memory of 4424 3676 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe PID 4424 wrote to memory of 3180 4424 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe cmd.exe PID 4424 wrote to memory of 3180 4424 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe cmd.exe PID 4424 wrote to memory of 3180 4424 683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe cmd.exe PID 3180 wrote to memory of 3720 3180 cmd.exe choice.exe PID 3180 wrote to memory of 3720 3180 cmd.exe choice.exe PID 3180 wrote to memory of 3720 3180 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe"C:\Users\Admin\AppData\Local\Temp\683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe"C:\Users\Admin\AppData\Local\Temp\683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe"2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\choice.exechoice /C Y /N /D Y /T 34⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\683b3c223e311088d28b4d7ee52e207d8593836887a359a9cdb3b5535f305aa3.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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memory/3676-4-0x0000000004FA0000-0x0000000004FAA000-memory.dmpFilesize
40KB
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memory/3676-8-0x0000000005050000-0x0000000005058000-memory.dmpFilesize
32KB
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memory/3676-3-0x0000000004E10000-0x0000000004EA2000-memory.dmpFilesize
584KB
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memory/3676-5-0x0000000005000000-0x0000000005054000-memory.dmpFilesize
336KB
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memory/3676-6-0x0000000074550000-0x0000000074D00000-memory.dmpFilesize
7.7MB
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memory/3676-0-0x000000007455E000-0x000000007455F000-memory.dmpFilesize
4KB
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memory/3676-7-0x0000000005100000-0x000000000519C000-memory.dmpFilesize
624KB
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memory/3676-2-0x0000000005320000-0x00000000058C4000-memory.dmpFilesize
5.6MB
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memory/3676-1-0x0000000000320000-0x000000000039E000-memory.dmpFilesize
504KB
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memory/3676-13-0x0000000074550000-0x0000000074D00000-memory.dmpFilesize
7.7MB
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memory/4424-11-0x0000000074550000-0x0000000074D00000-memory.dmpFilesize
7.7MB
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memory/4424-10-0x0000000074550000-0x0000000074D00000-memory.dmpFilesize
7.7MB
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memory/4424-9-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/4424-15-0x0000000074550000-0x0000000074D00000-memory.dmpFilesize
7.7MB