snakekeylogger | 7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe

General

Target

7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe
Size

503KB
MD5

ad200b099515018a01eba26d6c3892d3
SHA1

6f9cc9f8fcc67fdfafeb3c1a4337a3c9f4da3b6b
SHA256

7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe
SHA512

7cb9655aa46e98e8fdfeecbae6e15786ac099af80d4988f8726aa5ba7c15010f9ca20d253ab530cc69e63f62dd0f4de1dbf9b4363699382912c6940962a06c49
SSDEEP

12288:3BdrDtUBwDBtUd7kdFWRb1v2CMvgpZQwWG:3BdntD079JMvUZQwZ

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7924749806:AAG-WJhqQVHwMR7UVUYahs5tVC-3tNXnruE/sendMessage?chat_id=7009913093

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2836-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2836-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2836-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2836-6-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2836-11-0x0000000000400000-0x0000000000426000-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 2932 set thread context of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1920	2836	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 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	regsvcs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2836	regsvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2836	regsvcs.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2836	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	31
PID 2932 wrote to memory of 2892	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	32
PID 2932 wrote to memory of 2892	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	32
PID 2932 wrote to memory of 2892	2932	7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe	32
PID 2836 wrote to memory of 1920	2836	regsvcs.exe	34
PID 2836 wrote to memory of 1920	2836	regsvcs.exe	34
PID 2836 wrote to memory of 1920	2836	regsvcs.exe	34
PID 2836 wrote to memory of 1920	2836	regsvcs.exe	34

C:\Users\Admin\AppData\Local\Temp\7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe
"C:\Users\Admin\AppData\Local\Temp\7485bf5ef38b2e1009656f048f1271700e07a9a6ecc2336d6979c4b274afbdbe.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 1064
    3⤵
    - Program crash
    PID:1920
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2932 -s 620
  2⤵
  PID:2892

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/2836-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2836-17-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2836-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2836-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2836-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2836-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2836-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2836-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2836-21-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2836-20-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2836-19-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2836-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2836-16-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2932-1-0x0000000000AA0000-0x0000000000B22000-memory.dmp

Filesize
520KB

Download
memory/2932-18-0x000007FEF6170000-0x000007FEF6B5C000-memory.dmp

Filesize
9.9MB

Download
memory/2932-3-0x000007FEF6170000-0x000007FEF6B5C000-memory.dmp

Filesize
9.9MB

Download
memory/2932-2-0x0000000000180000-0x00000000001F8000-memory.dmp

Filesize
480KB

Download
memory/2932-0-0x000007FEF6173000-0x000007FEF6174000-memory.dmp

Filesize
4KB

Download

Analysis

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