snakekeylogger | 3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a

General

Target

3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe
Size

515KB
MD5

af524ce7c911317b91b4f5bd7c99eec8
SHA1

2dd79a2eff64614a5ca783bca004c078b8d4b4a9
SHA256

3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a
SHA512

8096c10fa544de31a6db1a74a85839d9c8cb5374c4a7ee5efb51d3d4b8d4595470944cf67ffecd918ce35b67d54a2085b2da3538f4075516d31aa37bca3423f0
SSDEEP

12288:iIFzKfj19UGi8mVV4Mc//Bq8rmq8WqSgxg3AyShBWf9i72l:bK/FixVDc/s8P84PSKfkE

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7323804265:AAGOrHmilwRNOOZbuVQa6WTtwu__mfCEENE/sendMessage?chat_id=7365454061

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2072-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2072-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2072-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2072-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2072-11-0x0000000000400000-0x0000000000426000-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 2120 set thread context of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2652	2072	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	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2072	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2072	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2120 wrote to memory of 2072	2120	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	30
PID 2072 wrote to memory of 2652	2072	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	32
PID 2072 wrote to memory of 2652	2072	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	32
PID 2072 wrote to memory of 2652	2072	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	32
PID 2072 wrote to memory of 2652	2072	3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe	32

C:\Users\Admin\AppData\Local\Temp\3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe
"C:\Users\Admin\AppData\Local\Temp\3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Users\Admin\AppData\Local\Temp\3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe
  "C:\Users\Admin\AppData\Local\Temp\3fc278308168c0c7f245925212bb713f8096c6dc2241900be9db5027d384385a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 1096
    3⤵
    - Program crash
    PID:2652

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/2072-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2072-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2072-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2072-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2072-24-0x0000000074500000-0x0000000074BEE000-memory.dmp

Filesize
6.9MB

Download
memory/2072-23-0x0000000074500000-0x0000000074BEE000-memory.dmp

Filesize
6.9MB

Download
memory/2072-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2072-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2072-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2072-25-0x0000000074500000-0x0000000074BEE000-memory.dmp

Filesize
6.9MB

Download
memory/2072-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2120-2-0x0000000074500000-0x0000000074BEE000-memory.dmp

Filesize
6.9MB

Download
memory/2120-0-0x000000007450E000-0x000000007450F000-memory.dmp

Filesize
4KB

Download
memory/2120-1-0x0000000001170000-0x00000000011F6000-memory.dmp

Filesize
536KB

Download
memory/2120-6-0x0000000004DB0000-0x0000000004E18000-memory.dmp

Filesize
416KB

Download
memory/2120-22-0x0000000074500000-0x0000000074BEE000-memory.dmp

Filesize
6.9MB

Download
memory/2120-5-0x0000000074500000-0x0000000074BEE000-memory.dmp

Filesize
6.9MB

Download
memory/2120-4-0x000000007450E000-0x000000007450F000-memory.dmp

Filesize
4KB

Download
memory/2120-3-0x00000000003E0000-0x00000000003F0000-memory.dmp

Filesize
64KB

Download

Analysis

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