snakekeylogger | a8c8e3adb2bef3f30d34591b2fe6a42d53038d9773938e6fa0a7b4f8b90e9f37

General

Target

SG-07298.exe
Size

710KB
MD5

38bd1b561d005a7c0129316426d367c1
SHA1

0864c53abbf5e2840a44cd4e9c03547a8d073af0
SHA256

a8c8e3adb2bef3f30d34591b2fe6a42d53038d9773938e6fa0a7b4f8b90e9f37
SHA512

4e33bf37fc0bffdf94d2c7d025e1c865bca5da3d1863037b1cc4b53ee7cccec36a10d2510b3a68d5714db8b79b563ae0aeeddd58820a5352a3eae1729c369f2f
SSDEEP

12288:pcJnkWkNhSkhuRif7RCIS7JhDx2TSEWenWw/Y75v7e4SsmvE8ZXb:cnkNhSMuZI2Fx2XNnWp5v7e4dQ

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8055495510:AAGjjx2olozS_1Cl8WNZ40y4V688zWzQeEs/sendMessage?chat_id=1437092720

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2864-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2864-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2864-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2864-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2864-19-0x0000000000400000-0x0000000000426000-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 2596 set thread context of 2864	2596	SG-07298.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2444	2864	WerFault.exe	29

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	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SG-07298.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2596	SG-07298.exe
2596	SG-07298.exe
2864	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2596	SG-07298.exe
Token: SeDebugPrivilege	2864	MSBuild.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2596 wrote to memory of 2864	2596	SG-07298.exe	29
PID 2864 wrote to memory of 2444	2864	MSBuild.exe	30
PID 2864 wrote to memory of 2444	2864	MSBuild.exe	30
PID 2864 wrote to memory of 2444	2864	MSBuild.exe	30
PID 2864 wrote to memory of 2444	2864	MSBuild.exe	30

C:\Users\Admin\AppData\Local\Temp\SG-07298.exe
"C:\Users\Admin\AppData\Local\Temp\SG-07298.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2864 -s 1068
    3⤵
    - Program crash
    PID:2444

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/2596-0-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2596-1-0x00000000003B0000-0x0000000000466000-memory.dmp

Filesize
728KB

Download
memory/2596-2-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2596-3-0x00000000047C0000-0x0000000004858000-memory.dmp

Filesize
608KB

Download
memory/2596-4-0x0000000000520000-0x0000000000538000-memory.dmp

Filesize
96KB

Download
memory/2596-5-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2596-6-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2596-7-0x00000000058F0000-0x000000000595C000-memory.dmp

Filesize
432KB

Download
memory/2596-22-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-16-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2864-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2864-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2864-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2864-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2864-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2864-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2864-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2864-23-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-24-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-25-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-26-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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