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 2 IoCs

resource	yara_rule
behavioral2/memory/1520-13-0x0000000006AB0000-0x0000000006AD4000-memory.dmp	family_snakekeylogger
behavioral2/memory/3152-14-0x0000000000400000-0x0000000000424000-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
30	checkip.dyndns.org
32	freegeoip.app
33	freegeoip.app
38	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1520 set thread context of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3836	3152	WerFault.exe	91

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
1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe
3152	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe
Token: SeDebugPrivilege	3152	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91
PID 1520 wrote to memory of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91
PID 1520 wrote to memory of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91
PID 1520 wrote to memory of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91
PID 1520 wrote to memory of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91
PID 1520 wrote to memory of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91
PID 1520 wrote to memory of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91
PID 1520 wrote to memory of 3152	1520	a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe	91

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:1520
- 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
  PID:3152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3152 -s 1780
    3⤵
    - Program crash
    PID:3836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3152 -ip 3152
1⤵
PID:2880

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\a26569f5c842151dd41e7b498c3702d4_JaffaCakes118.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/1520-7-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/1520-8-0x0000000008280000-0x0000000008296000-memory.dmp

Filesize
88KB

Download
memory/1520-9-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/1520-4-0x0000000007F30000-0x0000000007FC2000-memory.dmp

Filesize
584KB

Download
memory/1520-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/1520-6-0x0000000007FD0000-0x0000000008026000-memory.dmp

Filesize
344KB

Download
memory/1520-5-0x00000000032A0000-0x00000000032AA000-memory.dmp

Filesize
40KB

Download
memory/1520-18-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/1520-3-0x0000000008440000-0x00000000089E4000-memory.dmp

Filesize
5.6MB

Download
memory/1520-2-0x0000000007DF0000-0x0000000007E8C000-memory.dmp

Filesize
624KB

Download
memory/1520-12-0x000000000CD20000-0x000000000CD44000-memory.dmp

Filesize
144KB

Download
memory/1520-11-0x0000000009800000-0x0000000009892000-memory.dmp

Filesize
584KB

Download
memory/1520-13-0x0000000006AB0000-0x0000000006AD4000-memory.dmp

Filesize
144KB

Download
memory/1520-10-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/1520-1-0x0000000000EB0000-0x0000000000F98000-memory.dmp

Filesize
928KB

Download
memory/3152-20-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3152-17-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3152-19-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3152-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

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