404keylogger | 10d0fe912ea42a52eab5fcccb685081fd941b43cfca0066d7f9ed53352f8c40b

General

Target

7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
Size

1.2MB
MD5

7ce831acc2ab2e54036cb5a06da5fb48
SHA1

469dd7ed3b974e3d4f4708849bbe002c660ecb4d
SHA256

10d0fe912ea42a52eab5fcccb685081fd941b43cfca0066d7f9ed53352f8c40b
SHA512

918dee860c54a218699294c395fe36fb058b37ead5a86ca5802d1bb2f2800d633c9e9d47315fcf62f98bf88f95c4fa70c724e856ae2f88550967c95a1a2c15ec
SSDEEP

24576:1u6J33O0c+JY5UZ+XC0kGso6Fa3hXJRn2uHfZL62szBg5qWY:Xu0c++OCvkGs9Fa3hXH2CZL6TFgnY

Score

10^/10

404keylogger collection keylogger stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
jzAiWWw6

Signatures

404 Keylogger
Information stealer and keylogger first seen in 2019.
stealer keylogger 404keylogger

404 Keylogger Main Executable 1 IoCs

resource	yara_rule
behavioral2/memory/996-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_404keylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.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
16	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1256 set thread context of 996	1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4936	996	WerFault.exe	84

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
996	MSBuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	996	MSBuild.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
996	MSBuild.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1256 wrote to memory of 996	1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	84
PID 1256 wrote to memory of 996	1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	84
PID 1256 wrote to memory of 996	1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	84
PID 1256 wrote to memory of 996	1256	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	84

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1256
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 996 -s 1080
    3⤵
    - Program crash
    PID:4936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 996 -ip 996
1⤵
PID:640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/996-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/996-3-0x0000000073C2E000-0x0000000073C2F000-memory.dmp

Filesize
4KB

Download
memory/996-4-0x0000000005D10000-0x00000000062B4000-memory.dmp

Filesize
5.6MB

Download
memory/996-5-0x0000000005800000-0x000000000589C000-memory.dmp

Filesize
624KB

Download
memory/996-6-0x0000000073C20000-0x00000000743D0000-memory.dmp

Filesize
7.7MB

Download
memory/996-7-0x00000000065C0000-0x0000000006626000-memory.dmp

Filesize
408KB

Download
memory/996-8-0x0000000006D60000-0x0000000006F22000-memory.dmp

Filesize
1.8MB

Download
memory/996-10-0x0000000007030000-0x00000000070C2000-memory.dmp

Filesize
584KB

Download
memory/996-11-0x0000000073C20000-0x00000000743D0000-memory.dmp

Filesize
7.7MB

Download
memory/1256-0-0x0000000004180000-0x00000000041B8000-memory.dmp

Filesize
224KB

Download
memory/1256-1-0x00000000041C0000-0x00000000041F8000-memory.dmp

Filesize
224KB

Download

Analysis

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