snakekeylogger | f70645686b23dadce3d8bb102a514833b32c8480aad0102ee50420ddfaef4a32

General

Target

53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe
Size

484KB
MD5

53da681895a602bbd5e900fd9a2ebf7f
SHA1

a9a64f1234b5d76093debf58321bbda3cd65afc9
SHA256

f70645686b23dadce3d8bb102a514833b32c8480aad0102ee50420ddfaef4a32
SHA512

c788d2967a8ba3bf5e9f32ca7cd51cbe09648455bf8f5aae933da67a9d3d6467679b41367b4a719cbfe69ba02e023b44ea39ee792162c19e358bf9c832280ace
SSDEEP

6144:KKMh/NAJK9Rh46uqsV50zthWFhFqY0shl8qYO04:KKMhvsV0zt4t0myqYm

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
111aaa

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\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
17	freegeoip.app
18	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1848 set thread context of 4204	1848	53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe	84

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1940	1848	WerFault.exe	83
4752	4204	WerFault.exe	84

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	53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4204	MSBuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1848	53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4204	MSBuild.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 4204	1848	53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe	84
PID 1848 wrote to memory of 4204	1848	53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe	84
PID 1848 wrote to memory of 4204	1848	53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe	84
PID 1848 wrote to memory of 4204	1848	53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe	84

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\53da681895a602bbd5e900fd9a2ebf7f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Users\Admin\AppData\Local\Temp\53da681895a602bbd5e900fd9a2ebf7f_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:4204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 1748
    3⤵
    - Program crash
    PID:4752
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1848 -s 452
  2⤵
  - Program crash
  PID:1940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1848 -ip 1848
1⤵
PID:3408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4204 -ip 4204
1⤵
PID:4212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1848-2-0x0000000001090000-0x0000000001092000-memory.dmp

Filesize
8KB

Download
memory/1848-1-0x0000000000A40000-0x0000000000B40000-memory.dmp

Filesize
1024KB

Download
memory/4204-3-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4204-4-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/4204-5-0x0000000005850000-0x0000000005DF4000-memory.dmp

Filesize
5.6MB

Download
memory/4204-6-0x0000000005340000-0x00000000053DC000-memory.dmp

Filesize
624KB

Download
memory/4204-7-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4204-8-0x0000000006580000-0x0000000006742000-memory.dmp

Filesize
1.8MB

Download
memory/4204-9-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download

Analysis

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