snakekeylogger | 2160a2fba2efc22751b82cebb9d4ce21dfe35782cfb21bbf512687f413b80e65

General

Target

dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
Size

452KB
MD5

dc83500f11eef58ddbb21c9dd2d17729
SHA1

46b0de105332e090806d5e95f38ee0a33c10ad3b
SHA256

2160a2fba2efc22751b82cebb9d4ce21dfe35782cfb21bbf512687f413b80e65
SHA512

b1289ae61523b0e170a434361e727bf5e0e0043c4596214b4823e6c961ace6a61b796adcbd459cbdcddab3c7d9ff3236ad81a9d88f8a9ca31206a90fb1c127ad
SSDEEP

12288:RH06XwKIhiXX1oJMdqvEu6XFhCQxy1Hex/pKAQb9NsAm:9frX1oJwqvEujh2xiBm

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.potagrup.com
Port:
587
Username:
[email protected]
Password:
Pgrup@2021

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Loads dropped DLL 2 IoCs

pid	Process
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe

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-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

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
5	checkip.dyndns.org
16	freegeoip.app
17	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1560 set thread context of 4708	1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe	83

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
2172	1560	WerFault.exe	82
3092	4708	WerFault.exe	83

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	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
4708	MSBuild.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4708	MSBuild.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 4708	1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe	83
PID 1560 wrote to memory of 4708	1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe	83
PID 1560 wrote to memory of 4708	1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe	83
PID 1560 wrote to memory of 4708	1560	dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dc83500f11eef58ddbb21c9dd2d17729_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Users\Admin\AppData\Local\Temp\dc83500f11eef58ddbb21c9dd2d17729_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:4708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4708 -s 1444
    3⤵
    - Program crash
    PID:3092
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1560 -s 1016
  2⤵
  - Program crash
  PID:2172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1560 -ip 1560
1⤵
PID:2468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4708 -ip 4708
1⤵
PID:2352

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

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\jy2091qep.dll

Filesize
18KB

MD5
a393df2af4708ff2592687ff4ee343b9

SHA1
19b5212fc5dbd673f7e4f78c52b6c0ea33121d85

SHA256
eea2ac27c7db126176b9cbf245328c9acb06665995f1212cc28792304ca3f6f5

SHA512
b960e1ad593a17d94cacec2ef4e30c1b17b69469e3f1a0b26d992dce1ef697078a466bd1bde5779373bae6ff5b35c39a13f818c03c4a3a3eacda051b44ea0491

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsnB4BA.tmp\System.dll

Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

Download Submit
memory/1560-8-0x0000000010000000-0x0000000010007000-memory.dmp

Filesize
28KB

Download
memory/1560-15-0x0000000010000000-0x0000000010007000-memory.dmp

Filesize
28KB

Download
memory/4708-10-0x0000000000500000-0x000000000056A000-memory.dmp

Filesize
424KB

Download
memory/4708-11-0x000000007374E000-0x000000007374F000-memory.dmp

Filesize
4KB

Download
memory/4708-12-0x00000000052B0000-0x0000000005854000-memory.dmp

Filesize
5.6MB

Download
memory/4708-13-0x0000000004D00000-0x0000000004D9C000-memory.dmp

Filesize
624KB

Download
memory/4708-14-0x0000000073740000-0x0000000073EF0000-memory.dmp

Filesize
7.7MB

Download
memory/4708-16-0x0000000005F50000-0x0000000006112000-memory.dmp

Filesize
1.8MB

Download
memory/4708-17-0x0000000073740000-0x0000000073EF0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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