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 5 IoCs

resource	yara_rule
behavioral1/memory/2188-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2188-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2188-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2188-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2188-17-0x0000000000400000-0x0000000000426000-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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2992 set thread context of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2188	WerFault.exe	30

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	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2188	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2188	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2992 wrote to memory of 2188	2992	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	30
PID 2188 wrote to memory of 2756	2188	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	32
PID 2188 wrote to memory of 2756	2188	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	32
PID 2188 wrote to memory of 2756	2188	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	32
PID 2188 wrote to memory of 2756	2188	da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe	32

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:2992
- C:\Users\Admin\AppData\Local\Temp\da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe
  "C:\Users\Admin\AppData\Local\Temp\da35f06d5f83c958940b5816901f091a1725f9af4398d94e7347550cf56be86b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2188
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 1096
    3⤵
    - Program crash
    PID:2756

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/2188-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2188-20-0x0000000074A10000-0x00000000750FE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2188-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2188-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2188-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2188-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2188-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2188-22-0x0000000074A10000-0x00000000750FE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-21-0x0000000074A10000-0x00000000750FE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2992-3-0x0000000000590000-0x00000000005E6000-memory.dmp

Filesize
344KB

Download
memory/2992-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/2992-1-0x0000000000350000-0x00000000003DE000-memory.dmp

Filesize
568KB

Download
memory/2992-2-0x0000000074A10000-0x00000000750FE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-24-0x0000000074A10000-0x00000000750FE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-23-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/2992-4-0x0000000000490000-0x0000000000498000-memory.dmp

Filesize
32KB

Download

Analysis

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