snakekeylogger | a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c

General

Target

a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe
Size

930KB
MD5

dab02bda6040baa9dd55a267c40ef2ed
SHA1

a114305562ece266d18b72f247651791f509f95e
SHA256

a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c
SHA512

b7325b4ad753c6fbec4c2ea6397edb9e686ec9896414f988abceb6a567a8f941381a225e4c39ca7acf9fe4dc2a5143392e8f01b2de0d740d6aefef70caf15ffa
SSDEEP

24576:ffmMv6Ckr7Mny5QLmA61Ksm6EX7q8o2sE8mMLH:f3v+7/5QLmv1JKWbX7

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8129252196:AAFb_vUYwennKVolbwpXf3vnDfT_yhozHns/sendMessage?chat_id=7004340450

Signatures

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

Snake Keylogger payload 4 IoCs

resource	yara_rule
behavioral1/memory/1724-3-0x00000000000D0000-0x00000000000F6000-memory.dmp	family_snakekeylogger
behavioral1/memory/1724-12-0x00000000000D0000-0x00000000000F6000-memory.dmp	family_snakekeylogger
behavioral1/memory/1724-9-0x00000000000D0000-0x00000000000F6000-memory.dmp	family_snakekeylogger
behavioral1/memory/1724-5-0x00000000000D0000-0x00000000000F6000-memory.dmp	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 2300 set thread context of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1748	2300	WerFault.exe	29
2680	1724	WerFault.exe	30

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	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1724	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe
2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1724	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe
2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe
2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30
PID 2300 wrote to memory of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30
PID 2300 wrote to memory of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30
PID 2300 wrote to memory of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30
PID 2300 wrote to memory of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30
PID 2300 wrote to memory of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30
PID 2300 wrote to memory of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30
PID 2300 wrote to memory of 1724	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	30
PID 2300 wrote to memory of 1748	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	31
PID 2300 wrote to memory of 1748	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	31
PID 2300 wrote to memory of 1748	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	31
PID 2300 wrote to memory of 1748	2300	a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe	31
PID 1724 wrote to memory of 2680	1724	RegSvcs.exe	32
PID 1724 wrote to memory of 2680	1724	RegSvcs.exe	32
PID 1724 wrote to memory of 2680	1724	RegSvcs.exe	32
PID 1724 wrote to memory of 2680	1724	RegSvcs.exe	32

C:\Users\Admin\AppData\Local\Temp\a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe
"C:\Users\Admin\AppData\Local\Temp\a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.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:2300
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\a3d4af8e960db3a71927f672f29ece4963dd200965f9d3ddd3a2db8d4150f53c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 1072
    3⤵
    - Program crash
    PID:2680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 396
  2⤵
  - Program crash
  PID:1748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

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

memory/1724-3-0x00000000000D0000-0x00000000000F6000-memory.dmp

Filesize
152KB

Download
memory/1724-12-0x00000000000D0000-0x00000000000F6000-memory.dmp

Filesize
152KB

Download
memory/1724-9-0x00000000000D0000-0x00000000000F6000-memory.dmp

Filesize
152KB

Download
memory/1724-5-0x00000000000D0000-0x00000000000F6000-memory.dmp

Filesize
152KB

Download
memory/1724-13-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

Filesize
4KB

Download
memory/1724-14-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/1724-15-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

Filesize
4KB

Download
memory/1724-16-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/1724-17-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2300-2-0x0000000002E30000-0x0000000003030000-memory.dmp

Filesize
2.0MB

Download

Analysis

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