snakekeylogger | 167df3ce10aa6cd34b41e855f230676960674b2a1963199f5bc79cc5be8bf7e5

General

Target

f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe
Size

650KB
MD5

f92241675e9e5098c86ad53b9a00e3f1
SHA1

405afc0044739dc728429ca1c57af21388466711
SHA256

167df3ce10aa6cd34b41e855f230676960674b2a1963199f5bc79cc5be8bf7e5
SHA512

0a93c5fcf0f14f3a9bea5217b52be1c47ef233d3705a30e0ea5c3dc516ef9e6e45ea9a785484605080be1b290d58dc6227584fe4c27d72dd2fd68e2dd4b1934d
SSDEEP

12288:BJCnJCZCbYQjoiuj3JdEAgQCIGQXU50LduyngPNAZnreb:KcZCbYQjoBj3JngQCIGQXU50LrngPqtr

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.itrader-germany.de
Port:
587
Username:
[email protected]
Password:
summer123

Signatures

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

Beds Protector Packer 1 IoCs

Detects Beds Protector packer used to load .NET malware.

resource	yara_rule
behavioral2/memory/3216-4-0x0000000004D20000-0x0000000004DBA000-memory.dmp	beds_protector

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe

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
8	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3216 set thread context of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4784	756	WerFault.exe	82

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	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
756	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	756	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3216 wrote to memory of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82
PID 3216 wrote to memory of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82
PID 3216 wrote to memory of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82
PID 3216 wrote to memory of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82
PID 3216 wrote to memory of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82
PID 3216 wrote to memory of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82
PID 3216 wrote to memory of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82
PID 3216 wrote to memory of 756	3216	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3216
- C:\Users\Admin\AppData\Local\Temp\f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 1524
    3⤵
    - Program crash
    PID:4784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 756 -ip 756
1⤵
PID:4312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

4

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f92241675e9e5098c86ad53b9a00e3f1_JaffaCakes118.exe.log

Filesize
706B

MD5
2ef5ef69dadb8865b3d5b58c956077b8

SHA1
af2d869bac00685c745652bbd8b3fe82829a8998

SHA256
363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3

SHA512
66d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3

Download Submit
memory/756-8-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/756-15-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/756-14-0x0000000006CE0000-0x0000000006EA2000-memory.dmp

Filesize
1.8MB

Download
memory/756-13-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/756-11-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/3216-3-0x0000000004C80000-0x0000000004D12000-memory.dmp

Filesize
584KB

Download
memory/3216-7-0x0000000004DE0000-0x0000000004DF6000-memory.dmp

Filesize
88KB

Download
memory/3216-6-0x0000000004EC0000-0x0000000004F5C000-memory.dmp

Filesize
624KB

Download
memory/3216-5-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/3216-4-0x0000000004D20000-0x0000000004DBA000-memory.dmp

Filesize
616KB

Download
memory/3216-12-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/3216-0-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

Filesize
4KB

Download
memory/3216-2-0x0000000005130000-0x00000000056D4000-memory.dmp

Filesize
5.6MB

Download
memory/3216-1-0x0000000000240000-0x00000000002E8000-memory.dmp

Filesize
672KB

Download

Analysis

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