snakekeylogger | da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b

General

Target

da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe
Size

540KB
MD5

aca1506ec2fc90d9bd56cbbe91bd6386
SHA1

d2b443e927e57d8481fd6ddc5c7722d423815a9b
SHA256

da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b
SHA512

4e7af171c7ca0eb32616e53e63e59d41bda62e52ea801c8e005e8cc8d9f08cbb5aa59ea5203688efaf53a0e1d2c91a64a6cba225481f6a36ba08d4f96454f956
SSDEEP

12288:YiU+RfWk1Sm5bp+4yZXfcKa6Io24RPlA24:Yi3fWxIbc4yZ0xoDf

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7634300667:AAElS97UnedbkmPEFHxIY0TyKl484PsrjZY/sendMessage?chat_id=2135869667

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3600-9-0x0000000000820000-0x0000000000846000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
8	checkip.dyndns.org
17	reallyfreegeoip.org
18	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4656 set thread context of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3600	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3600	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4656 wrote to memory of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85
PID 4656 wrote to memory of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85
PID 4656 wrote to memory of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85
PID 4656 wrote to memory of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85
PID 4656 wrote to memory of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85
PID 4656 wrote to memory of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85
PID 4656 wrote to memory of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85
PID 4656 wrote to memory of 3600	4656	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	85
PID 3600 wrote to memory of 3348	3600	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	96
PID 3600 wrote to memory of 3348	3600	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	96
PID 3600 wrote to memory of 3348	3600	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	96
PID 3348 wrote to memory of 4136	3348	cmd.exe	98
PID 3348 wrote to memory of 4136	3348	cmd.exe	98
PID 3348 wrote to memory of 4136	3348	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe
"C:\Users\Admin\AppData\Local\Temp\da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Users\Admin\AppData\Local\Temp\da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe
  "C:\Users\Admin\AppData\Local\Temp\da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3600
- - 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\da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3348
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:4136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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/3600-10-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3600-17-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3600-15-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3600-14-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3600-11-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3600-9-0x0000000000820000-0x0000000000846000-memory.dmp

Filesize
152KB

Download
memory/4656-8-0x0000000005330000-0x0000000005338000-memory.dmp

Filesize
32KB

Download
memory/4656-7-0x00000000053E0000-0x000000000547C000-memory.dmp

Filesize
624KB

Download
memory/4656-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/4656-6-0x00000000051B0000-0x0000000005206000-memory.dmp

Filesize
344KB

Download
memory/4656-4-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/4656-5-0x0000000005080000-0x000000000508A000-memory.dmp

Filesize
40KB

Download
memory/4656-12-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/4656-13-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/4656-3-0x00000000050A0000-0x0000000005132000-memory.dmp

Filesize
584KB

Download
memory/4656-2-0x0000000005650000-0x0000000005BF4000-memory.dmp

Filesize
5.6MB

Download
memory/4656-1-0x00000000005E0000-0x000000000066E000-memory.dmp

Filesize
568KB

Download

Analysis

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