snakekeylogger | 1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf

General

Target

1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe
Size

908KB
MD5

ca056a3aebdf8862e08c794f6f0a6f61
SHA1

94163a06efc4784bbb04f1fdcf6b0321de3aff0a
SHA256

1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf
SHA512

f244400bc7aff7a6b9a650abc2f0e1d5d9f8232479447cfedd788c6f6605c78a5406241f90e72ac309a65c0944e61a8cd3d00741aab9b8651f5cb1afd814565a
SSDEEP

12288:frT5UqCUfsgddZWQbQRqdPCYjkYUaqhqpDoIDpZLFUOvGUTSsFmeCiK2+9Hrs:f2ZwhtxTphtBSsFmnizO

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7572469755:AAHCBLe3bEv-r8VSlR3NztVSSHz6JBpCC7s/sendMessage?chat_id=7207594974

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/764-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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.

flow	ioc
22	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3240 set thread context of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90

Program crash 1 IoCs

pid	pid_target	Process	procid_target
532	764	WerFault.exe	90

System Location Discovery: System Language Discovery 1 TTPs 2 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	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
764	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	764	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90
PID 3240 wrote to memory of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90
PID 3240 wrote to memory of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90
PID 3240 wrote to memory of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90
PID 3240 wrote to memory of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90
PID 3240 wrote to memory of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90
PID 3240 wrote to memory of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90
PID 3240 wrote to memory of 764	3240	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	90

C:\Users\Admin\AppData\Local\Temp\1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe
"C:\Users\Admin\AppData\Local\Temp\1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Users\Admin\AppData\Local\Temp\1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe
  "C:\Users\Admin\AppData\Local\Temp\1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 1484
    3⤵
    - Program crash
    PID:532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 764 -ip 764
1⤵
PID:4092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/764-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/764-16-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/764-15-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/764-13-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/3240-4-0x00000000057F0000-0x00000000057FA000-memory.dmp

Filesize
40KB

Download
memory/3240-5-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/3240-6-0x0000000006850000-0x000000000686E000-memory.dmp

Filesize
120KB

Download
memory/3240-7-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

Filesize
4KB

Download
memory/3240-8-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/3240-9-0x0000000002F40000-0x0000000002FAA000-memory.dmp

Filesize
424KB

Download
memory/3240-10-0x000000000B550000-0x000000000B5EC000-memory.dmp

Filesize
624KB

Download
memory/3240-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

Filesize
4KB

Download
memory/3240-3-0x00000000056F0000-0x0000000005782000-memory.dmp

Filesize
584KB

Download
memory/3240-14-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/3240-2-0x0000000005CA0000-0x0000000006244000-memory.dmp

Filesize
5.6MB

Download
memory/3240-1-0x0000000000CB0000-0x0000000000D9A000-memory.dmp

Filesize
936KB

Download

Analysis

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