snakekeylogger | 438c9ce6e0b21ec7623f86a2f3e7f1810df1afce1515a5f24d1453a5cacdd74d

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
29-06-2024 04:14

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General

Target

vsl particulars packing list.exe
Size

482KB
MD5

62dc32408fe1ad6e37af98334cf40b1a
SHA1

ffdf293a119e9cdc670a13c9a40a46185a9701da
SHA256

438c9ce6e0b21ec7623f86a2f3e7f1810df1afce1515a5f24d1453a5cacdd74d
SHA512

3bdfb9da5ebc93ba13289b9fb357390d192d1ba3fa1d4f79b93b31ee28b0100ce8569701d40aea02d6ab1f3b5231d051e8f46ec263985496ee45c367ae023a13
SSDEEP

6144:wXuAPKb4NrWk4xaOD0503DvoveWR2HyVR8pOIf4sLPxRRi+gtM9Af7zCTC6qbGk1:wXuBCrWfxakYeWRx8pz7RRIkU0Dq

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
fY,FLoadtsiF

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1668-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1668-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1668-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1668-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1668-14-0x0000000000400000-0x0000000000426000-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

4 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

vsl particulars packing list.exe

description pid process target process

PID 3044 set thread context of 1668 3044 vsl particulars packing list.exe vsl particulars packing list.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2700 1668 WerFault.exe vsl particulars packing list.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

vsl particulars packing list.exe

pid process

1668 vsl particulars packing list.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

vsl particulars packing list.exe

description pid process

Token: SeDebugPrivilege 1668 vsl particulars packing list.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 3044 set thread context of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe

pid	pid_target	process	target process
2700	1668	WerFault.exe	vsl particulars packing list.exe

pid	process
1668	vsl particulars packing list.exe

description	pid	process
Token: SeDebugPrivilege	1668	vsl particulars packing list.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

vsl particulars packing list.exevsl particulars packing list.exe

description	pid	process	target process
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 3044 wrote to memory of 1668	3044	vsl particulars packing list.exe	vsl particulars packing list.exe
PID 1668 wrote to memory of 2700	1668	vsl particulars packing list.exe	WerFault.exe
PID 1668 wrote to memory of 2700	1668	vsl particulars packing list.exe	WerFault.exe
PID 1668 wrote to memory of 2700	1668	vsl particulars packing list.exe	WerFault.exe
PID 1668 wrote to memory of 2700	1668	vsl particulars packing list.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\vsl particulars packing list.exe
"C:\Users\Admin\AppData\Local\Temp\vsl particulars packing list.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3044

C:\Users\Admin\AppData\Local\Temp\vsl particulars packing list.exe
"C:\Users\Admin\AppData\Local\Temp\vsl particulars packing list.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 1076
3⤵
- Program crash
PID:2700

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1668-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1668-17-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/1668-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1668-20-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/1668-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1668-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1668-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1668-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1668-18-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/1668-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1668-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3044-4-0x0000000000370000-0x0000000000378000-memory.dmp

Filesize
32KB

Download
memory/3044-0-0x000000007462E000-0x000000007462F000-memory.dmp

Filesize
4KB

Download
memory/3044-1-0x00000000011E0000-0x000000000125E000-memory.dmp

Filesize
504KB

Download
memory/3044-2-0x0000000000860000-0x00000000008B4000-memory.dmp

Filesize
336KB

Download
memory/3044-19-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-3-0x0000000074620000-0x0000000074D0E000-memory.dmp

Filesize
6.9MB

Download