snakekeylogger | 308d35bb3ca43fcc7d90af3fec74badcc3974b1298fcab3ba53bbf2d9ae572cb

General

Target

a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe
Size

908KB
MD5

a26569f5c842151dd41e7b498c3702d4
SHA1

41dd9d842f2d22a3700101989833275bf561dd20
SHA256

308d35bb3ca43fcc7d90af3fec74badcc3974b1298fcab3ba53bbf2d9ae572cb
SHA512

deae2172a5ecf73623a24b8a7be716d1fc5e4cdd439b7ab5a0ea9d529b909e3a59f1e8e508efe8f4459be478c8985a46a4b774fcdcc86b4f5daf219c6c701b8b
SSDEEP

12288:ainHKvVxzBVfdF61gT/h7+V7qcEWMVM47wYjXglSghu2zXBYhL1OHK7zf5OWi+Cc:azVlBHFUQZ+VjVMVzbXglpXB8xFsI

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/2348-8-0x00000000004D0000-0x00000000004F4000-memory.dmp	family_snakekeylogger
behavioral1/memory/2172-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2172-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2172-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2172-20-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2172-22-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Looks up external IP address via web service 4 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org
8	freegeoip.app
9	freegeoip.app
16	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2348 set thread context of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1716	2172	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	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe
2172	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe
Token: SeDebugPrivilege	2172	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2348 wrote to memory of 2172	2348	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	31
PID 2172 wrote to memory of 1716	2172	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	32
PID 2172 wrote to memory of 1716	2172	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	32
PID 2172 wrote to memory of 1716	2172	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	32
PID 2172 wrote to memory of 1716	2172	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Users\Admin\AppData\Local\Temp\a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 1576
    3⤵
    - Program crash
    PID:1716

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/2172-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2172-22-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2172-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2172-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2172-27-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-26-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-25-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-24-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2172-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2172-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2172-28-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2348-2-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2348-8-0x00000000004D0000-0x00000000004F4000-memory.dmp

Filesize
144KB

Download
memory/2348-0-0x000000007470E000-0x000000007470F000-memory.dmp

Filesize
4KB

Download
memory/2348-1-0x0000000001070000-0x0000000001158000-memory.dmp

Filesize
928KB

Download
memory/2348-7-0x00000000004B0000-0x00000000004D4000-memory.dmp

Filesize
144KB

Download
memory/2348-23-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2348-6-0x0000000007370000-0x0000000007402000-memory.dmp

Filesize
584KB

Download
memory/2348-5-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2348-4-0x000000007470E000-0x000000007470F000-memory.dmp

Filesize
4KB

Download
memory/2348-3-0x00000000003F0000-0x0000000000406000-memory.dmp

Filesize
88KB

Download

Analysis

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