snakekeylogger | d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c

General

Target

d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
Size

737KB
MD5

fd1d7ef6ea22a9adc1bbcda9dded5594
SHA1

44c8c1c01b4eddfc8d997b8876d1d5d237d7578f
SHA256

d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c
SHA512

6dbb40a25239c91e8e303da93876d22d0a8323d2b53de8f0ddd121f88e097c8c3e71d91981315a4db11fca2f0b172a277ee926cb7e78794f59c11f8e3a539679
SSDEEP

12288:rjKoRYU1YjyndWCbikvj7lEemhtcZa/TRNxjsa1WYEaIdH4:nKoWUr31xEemh6Za/NjBYtd4

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7719054034:AAHonYJDOpWskt5QdgdvYe662dLuhtscDqw/sendMessage?chat_id=6370711846

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4660-11-0x0000000000400000-0x0000000000426000-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe

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
29	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4712 set thread context of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101

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	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.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 13 IoCs

pid	Process
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
4660	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
Token: SeDebugPrivilege	4660	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101
PID 4712 wrote to memory of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101
PID 4712 wrote to memory of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101
PID 4712 wrote to memory of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101
PID 4712 wrote to memory of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101
PID 4712 wrote to memory of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101
PID 4712 wrote to memory of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101
PID 4712 wrote to memory of 4660	4712	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	101
PID 4660 wrote to memory of 2204	4660	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	104
PID 4660 wrote to memory of 2204	4660	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	104
PID 4660 wrote to memory of 2204	4660	d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe	104
PID 2204 wrote to memory of 2736	2204	cmd.exe	106
PID 2204 wrote to memory of 2736	2204	cmd.exe	106
PID 2204 wrote to memory of 2736	2204	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
"C:\Users\Admin\AppData\Local\Temp\d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Users\Admin\AppData\Local\Temp\d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe
  "C:\Users\Admin\AppData\Local\Temp\d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4660
- - 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\d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2204
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2736

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d1b74631302b5c504591567f870ce97e2b449e9172da6bf07a24d12923b9366c.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4660-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4660-17-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4660-16-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4660-14-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4712-4-0x00000000057A0000-0x00000000057AA000-memory.dmp

Filesize
40KB

Download
memory/4712-6-0x00000000058B0000-0x00000000058CE000-memory.dmp

Filesize
120KB

Download
memory/4712-7-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

Filesize
4KB

Download
memory/4712-8-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4712-9-0x00000000050F0000-0x0000000005158000-memory.dmp

Filesize
416KB

Download
memory/4712-10-0x000000000E4B0000-0x000000000E54C000-memory.dmp

Filesize
624KB

Download
memory/4712-5-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4712-0-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

Filesize
4KB

Download
memory/4712-3-0x0000000005700000-0x0000000005792000-memory.dmp

Filesize
584KB

Download
memory/4712-15-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4712-2-0x0000000005C10000-0x00000000061B4000-memory.dmp

Filesize
5.6MB

Download
memory/4712-1-0x0000000000C50000-0x0000000000D0E000-memory.dmp

Filesize
760KB

Download

Analysis

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