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 5 IoCs

resource	yara_rule
behavioral1/memory/2776-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2776-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2776-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2776-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2776-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Deletes itself 1 IoCs

pid	Process
1572	cmd.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
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2064 set thread context of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
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
2776	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2776	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2064 wrote to memory of 2776	2064	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	31
PID 2776 wrote to memory of 1572	2776	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	32
PID 2776 wrote to memory of 1572	2776	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	32
PID 2776 wrote to memory of 1572	2776	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	32
PID 2776 wrote to memory of 1572	2776	1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe	32
PID 1572 wrote to memory of 2956	1572	cmd.exe	34
PID 1572 wrote to memory of 2956	1572	cmd.exe	34
PID 1572 wrote to memory of 2956	1572	cmd.exe	34
PID 1572 wrote to memory of 2956	1572	cmd.exe	34

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:2064
- 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
  - Suspicious use of WriteProcessMemory
  PID:2776
- - 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\1952bd4cf85d07d155fee0fd9f75b5c5e52af32c20994eb3b248fbd03ffe9fcf.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1572
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

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/2064-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2064-1-0x00000000009D0000-0x0000000000ABA000-memory.dmp

Filesize
936KB

Download
memory/2064-2-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2064-3-0x0000000000500000-0x000000000051E000-memory.dmp

Filesize
120KB

Download
memory/2064-4-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2064-5-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2064-6-0x0000000004CB0000-0x0000000004D1A000-memory.dmp

Filesize
424KB

Download
memory/2064-23-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2776-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2776-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2776-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2776-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2776-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2776-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2776-22-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2776-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2776-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2776-24-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2776-25-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2776-26-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2776-27-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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