snakekeylogger | 6a72faaec7faf43128490d2bdfef8fa4aff36a4decc7502c81a8eb7482e7e500

General

Target

JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe
Size

640KB
MD5

08a85941a8d0046a663e7d256a3ab9a7
SHA1

8732fbf5ceb577cc42bc999615922fa5f94ee68e
SHA256

6a72faaec7faf43128490d2bdfef8fa4aff36a4decc7502c81a8eb7482e7e500
SHA512

e2d539a79b0f33ae1a65e773080a0769fbac898f02636a34ab3f927d65548f87f07fbf7d5f1b897f6df254024ba7e5d2ea38e329f0f7443fa4244b73941ad9b1
SSDEEP

12288:av/AYnEyHWiaHzNwsQg/8wvUwLywNaSctMXQ:kYpmQ8whiMg

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
reptw.xyz
Port:
587
Username:
[email protected]
Password:
=W;D)NMYK*HI
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2372-6-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2372-5-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2372-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2372-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2372-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger
Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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
4	checkip.dyndns.org
8	freegeoip.app
9	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2060 set thread context of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
516	2060	WerFault.exe	29
3052	2372	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	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2372	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe
Token: SeDebugPrivilege	2372	vbc.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 2372	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	31
PID 2060 wrote to memory of 516	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	32
PID 2060 wrote to memory of 516	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	32
PID 2060 wrote to memory of 516	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	32
PID 2060 wrote to memory of 516	2060	JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe	32
PID 2372 wrote to memory of 3052	2372	vbc.exe	33
PID 2372 wrote to memory of 3052	2372	vbc.exe	33
PID 2372 wrote to memory of 3052	2372	vbc.exe	33
PID 2372 wrote to memory of 3052	2372	vbc.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_08a85941a8d0046a663e7d256a3ab9a7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 1588
    3⤵
    - Program crash
    PID:3052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 864
  2⤵
  - Program crash
  PID:516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/2060-0-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/2060-1-0x0000000000180000-0x0000000000226000-memory.dmp

Filesize
664KB

Download
memory/2060-2-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2060-17-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2060-15-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2060-13-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/2372-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2372-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2372-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2372-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2372-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2372-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2372-14-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2372-7-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2372-16-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2372-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2372-18-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2372-19-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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