snakekeylogger | f9c99819e882b21b76cf3397677ec58d55243ef1852c3105a3e324c4cf60dafd

General

Target

840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe
Size

728KB
MD5

840b567a9e2a4b9d9cc93ebb3d2e551e
SHA1

2beb298cbf5c2e85ef0afce25610ecb9a3e07513
SHA256

f9c99819e882b21b76cf3397677ec58d55243ef1852c3105a3e324c4cf60dafd
SHA512

9314e039acaf7003316411980c6bb1916e57e0a908fa8008590caf32d4e5f4328a540e49a77370e7b78d1c39a98d5190a748ed47866b354aee0f5e937051fbc5
SSDEEP

12288:AsUhjs1UvptQgVFyxzrt7uZVbqL6vFzDOFXiWxBkEryJF4W+vHVwamVDc4/9vopU:DkWmqgVF45ayinOFXpk/MReampc4/9v9

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 1 IoCs

resource	yara_rule
behavioral2/memory/3412-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Looks up external IP address via web service 3 IoCs

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

flow	ioc
47	freegeoip.app
44	checkip.dyndns.org
46	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4800 set thread context of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3744	3412	WerFault.exe	103

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	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe
4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe
3412	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe
Token: SeDebugPrivilege	3412	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4800 wrote to memory of 4500	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	102
PID 4800 wrote to memory of 4500	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	102
PID 4800 wrote to memory of 4500	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	102
PID 4800 wrote to memory of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103
PID 4800 wrote to memory of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103
PID 4800 wrote to memory of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103
PID 4800 wrote to memory of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103
PID 4800 wrote to memory of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103
PID 4800 wrote to memory of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103
PID 4800 wrote to memory of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103
PID 4800 wrote to memory of 3412	4800	840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe	103

C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e_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:4800
- C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe"
  2⤵
  PID:4500
- C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3412
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3412 -s 1808
    3⤵
    - Program crash
    PID:3744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3412 -ip 3412
1⤵
PID:4704

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\840b567a9e2a4b9d9cc93ebb3d2e551e_JaffaCakes118.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/3412-20-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/3412-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3412-17-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/3412-19-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/4800-10-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/4800-12-0x00000000061D0000-0x000000000625A000-memory.dmp

Filesize
552KB

Download
memory/4800-6-0x0000000004AA0000-0x0000000004AAA000-memory.dmp

Filesize
40KB

Download
memory/4800-2-0x0000000006FB0000-0x0000000007032000-memory.dmp

Filesize
520KB

Download
memory/4800-9-0x0000000005DE0000-0x0000000005DF6000-memory.dmp

Filesize
88KB

Download
memory/4800-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/4800-11-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/4800-7-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/4800-13-0x0000000006830000-0x0000000006854000-memory.dmp

Filesize
144KB

Download
memory/4800-8-0x0000000004DD0000-0x0000000004E26000-memory.dmp

Filesize
344KB

Download
memory/4800-18-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/4800-5-0x000000000A210000-0x000000000A2A2000-memory.dmp

Filesize
584KB

Download
memory/4800-4-0x000000000A720000-0x000000000ACC4000-memory.dmp

Filesize
5.6MB

Download
memory/4800-3-0x000000000A0D0000-0x000000000A16C000-memory.dmp

Filesize
624KB

Download
memory/4800-1-0x0000000000120000-0x00000000001DC000-memory.dmp

Filesize
752KB

Download

Analysis

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