snakekeylogger | a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec

General

Target

a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe
Size

557KB
MD5

af9d6f2a166aaabc3b5614ad30fe6777
SHA1

9198d11bc2924fa3a5a1df232fff8f36d1dd5d62
SHA256

a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec
SHA512

6b1ec03a0dc3300a455b897b17783d098f452946280e24f9da0755417f4b07db1079c3d953b8c289334fa2f35cbff8bfc13136f4b0cc62cc334ce11aa9826582
SSDEEP

12288:kajzn2qD+5+Sp1FEXPI18GQ/TSVA7T7qoX3Tmq:njznla+SFEA8tLSzGTm

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
fY,FLoadtsiF

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4616-9-0x0000000000400000-0x0000000000426000-memory.dmp	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-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.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
1	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4896 set thread context of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4616	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4616	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85
PID 4896 wrote to memory of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85
PID 4896 wrote to memory of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85
PID 4896 wrote to memory of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85
PID 4896 wrote to memory of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85
PID 4896 wrote to memory of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85
PID 4896 wrote to memory of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85
PID 4896 wrote to memory of 4616	4896	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	85
PID 4616 wrote to memory of 5048	4616	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	100
PID 4616 wrote to memory of 5048	4616	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	100
PID 4616 wrote to memory of 5048	4616	a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe	100
PID 5048 wrote to memory of 1532	5048	cmd.exe	102
PID 5048 wrote to memory of 1532	5048	cmd.exe	102
PID 5048 wrote to memory of 1532	5048	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe
"C:\Users\Admin\AppData\Local\Temp\a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4896
- C:\Users\Admin\AppData\Local\Temp\a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe
  "C:\Users\Admin\AppData\Local\Temp\a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe"
  2⤵
  - Checks computer location settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4616
- - 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\a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5048
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      PID:1532

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

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\a6740e91697a194c69526e700ed66eeff7f976364511eaaca4adeb62b7b387ec.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4616-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4616-17-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/4616-15-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/4616-14-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/4616-11-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/4616-10-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/4896-8-0x0000000005460000-0x0000000005468000-memory.dmp

Filesize
32KB

Download
memory/4896-0-0x000000007493E000-0x000000007493F000-memory.dmp

Filesize
4KB

Download
memory/4896-7-0x0000000005530000-0x00000000055CC000-memory.dmp

Filesize
624KB

Download
memory/4896-6-0x00000000053D0000-0x0000000005424000-memory.dmp

Filesize
336KB

Download
memory/4896-5-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/4896-13-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/4896-4-0x00000000053C0000-0x00000000053CA000-memory.dmp

Filesize
40KB

Download
memory/4896-3-0x0000000005230000-0x00000000052C2000-memory.dmp

Filesize
584KB

Download
memory/4896-2-0x00000000057E0000-0x0000000005D84000-memory.dmp

Filesize
5.6MB

Download
memory/4896-1-0x0000000000730000-0x00000000007C2000-memory.dmp

Filesize
584KB

Download

Analysis

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