snakekeylogger | bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b

General

Target

bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
Size

671KB
MD5

f151ad25f40a872a7240469724f9d5e5
SHA1

6260c7585b053f38e24bbb8b2af97dc7f641cecf
SHA256

bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b
SHA512

6ed76af118a7dc89f5be69504b358d5efc01e695c71a538cfad70464e26c6a528efe8c59d397ffbda55937d60ab3f11387f8e08154a713f9e0548994613f6f9d
SSDEEP

12288:Y4X2sUVFkaj9PaOAXvrBm3mbOUQSMD+QJfcGtLFnw5zBM:Y4m5VPj9yOAXvrw2Kx7D+QJ3nnwo

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7719054034:AAHonYJDOpWskt5QdgdvYe662dLuhtscDqw/sendMessage?chat_id=6370711846

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2812-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2812-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2812-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2812-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2812-11-0x0000000000400000-0x0000000000426000-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 2620 set thread context of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2848	2812	WerFault.exe	31

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	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
2812	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
Token: SeDebugPrivilege	2812	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2620 wrote to memory of 2812	2620	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	31
PID 2812 wrote to memory of 2848	2812	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	32
PID 2812 wrote to memory of 2848	2812	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	32
PID 2812 wrote to memory of 2848	2812	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	32
PID 2812 wrote to memory of 2848	2812	bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe	32

C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
"C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe
  "C:\Users\Admin\AppData\Local\Temp\bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2812 -s 1100
    3⤵
    - Program crash
    PID:2848

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/2620-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/2620-1-0x0000000001020000-0x00000000010CE000-memory.dmp

Filesize
696KB

Download
memory/2620-2-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-3-0x00000000008E0000-0x00000000008FC000-memory.dmp

Filesize
112KB

Download
memory/2620-4-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/2620-5-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-6-0x0000000000330000-0x0000000000398000-memory.dmp

Filesize
416KB

Download
memory/2620-21-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-22-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2812-20-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-23-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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