snakekeylogger | f3bd10cf894048bb27666d968b59cba2f78fd7c4148d937c946e892334bc6898

Reason

Machine shutdown

General

Target

7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe
Size

953KB
MD5

fa1a625ed0d0c6326f18bc5cffdd1082
SHA1

429ef29fa97b129fea74691bb20eebf29c47995c
SHA256

7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57
SHA512

112676862516fd63f152ab38e3557e06d2e3b37b5b55b3edc65afc85a4c170d5b993fe1c915eb03616074ad630735b48f7864502322e239f74324420e151725a
SSDEEP

24576:zAHnh+eWsN3skA4RV1Hom2KXFmIa/PNa45:+h+ZkldoPK1Xa/Fx

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7628028410:AAEpbCbHTWOy3r7fqeLD67OvGFoUK2pQiBw/sendMessage?chat_id=7337843299

Signatures

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

Snake Keylogger payload 4 IoCs

resource	yara_rule
behavioral1/memory/2572-12-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2572-18-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2572-14-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2572-21-0x0000000000090000-0x00000000000B6000-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 2188 set thread context of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.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	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2572	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe
2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2572	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe
2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe
2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe	30
PID 2188 wrote to memory of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe	30
PID 2188 wrote to memory of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe	30
PID 2188 wrote to memory of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe	30
PID 2188 wrote to memory of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe	30
PID 2188 wrote to memory of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe	30
PID 2188 wrote to memory of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe	30
PID 2188 wrote to memory of 2572	2188	7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe	30

C:\Users\Admin\AppData\Local\Temp\7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe
"C:\Users\Admin\AppData\Local\Temp\7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.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:2188
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\7e590d991cf1e6437537909c294ca17948bba91dca4305998ff6bc20e9550d57.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2572

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:2856

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:2172

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/2188-11-0x00000000001A0000-0x00000000001A4000-memory.dmp

Filesize
16KB

Download
memory/2572-12-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2572-18-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2572-14-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2572-21-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2572-22-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/2572-23-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-25-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-24-0x0000000002EA0000-0x0000000002EA1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

Errors