snakekeylogger | ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0

General

Target

ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe
Size

976KB
MD5

43743091973b08e4265bb937d78d0522
SHA1

142851ffb4aa49a41edb2bfb83d8459138582b27
SHA256

ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0
SHA512

9745ba5fdf5bb77c8ce1350a8e18e4e6fce73d8084a3b1f1db26cbdbf8b63a6cabe16de80227f93496c4eb13bac6795b2daf9af696f5da3f63983bf3dfb8c275
SSDEEP

24576:1u6J33O0c+JY5UZ+XC0kGso6FaPX+8n5QU2PvhfWY:Xu0c++OCvkGs9FaPTuTEY

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8124248958:AAHHSH6MqAJrQq3xcmINDov2O7_xgCmxgPE/sendMessage?chat_id=5808310347

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2804-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2804-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2804-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

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 2036 set thread context of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30

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	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2804	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2804	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe
2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe
2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30
PID 2036 wrote to memory of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30
PID 2036 wrote to memory of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30
PID 2036 wrote to memory of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30
PID 2036 wrote to memory of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30
PID 2036 wrote to memory of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30
PID 2036 wrote to memory of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30
PID 2036 wrote to memory of 2804	2036	ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe	30
PID 2804 wrote to memory of 988	2804	RegSvcs.exe	32
PID 2804 wrote to memory of 988	2804	RegSvcs.exe	32
PID 2804 wrote to memory of 988	2804	RegSvcs.exe	32
PID 2804 wrote to memory of 988	2804	RegSvcs.exe	32
PID 988 wrote to memory of 548	988	cmd.exe	34
PID 988 wrote to memory of 548	988	cmd.exe	34
PID 988 wrote to memory of 548	988	cmd.exe	34
PID 988 wrote to memory of 548	988	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe
"C:\Users\Admin\AppData\Local\Temp\ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\ff114595667cf12d185e3e147290d41d4f91b8c2a065812741e540e99c2f0db0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2804
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:988
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:548

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/2036-6-0x0000000000870000-0x0000000000C70000-memory.dmp

Filesize
4.0MB

Download
memory/2804-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-12-0x0000000073D8E000-0x0000000073D8F000-memory.dmp

Filesize
4KB

Download
memory/2804-13-0x0000000073D80000-0x000000007446E000-memory.dmp

Filesize
6.9MB

Download
memory/2804-14-0x0000000073D8E000-0x0000000073D8F000-memory.dmp

Filesize
4KB

Download
memory/2804-15-0x0000000073D80000-0x000000007446E000-memory.dmp

Filesize
6.9MB

Download
memory/2804-16-0x0000000073D80000-0x000000007446E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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