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 3 IoCs

resource	yara_rule
behavioral1/memory/2804-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_404keylogger
behavioral1/memory/2804-4-0x0000000000400000-0x0000000000422000-memory.dmp	family_404keylogger
behavioral1/memory/2804-6-0x0000000000400000-0x0000000000422000-memory.dmp	family_404keylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2940 set thread context of 2804	2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	28

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1996	2804	WerFault.exe	28

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2804	MSBuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2804	MSBuild.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe
2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2804	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 2804	2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2804	2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2804	2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2804	2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2804	2940	7ce831acc2ab2e54036cb5a06da5fb48_JaffaCakes118.exe	28
PID 2804 wrote to memory of 1996	2804	MSBuild.exe	30
PID 2804 wrote to memory of 1996	2804	MSBuild.exe	30
PID 2804 wrote to memory of 1996	2804	MSBuild.exe	30
PID 2804 wrote to memory of 1996	2804	MSBuild.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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:2940
- 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
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 1104
    3⤵
    - Program crash
    PID:1996

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

C:\Users\Admin\AppData\Local\Temp\Cab3323.tmp

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3355.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
memory/2804-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2804-4-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2804-6-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2804-7-0x0000000073DFE000-0x0000000073DFF000-memory.dmp

Filesize
4KB

Download
memory/2804-8-0x0000000073DF0000-0x00000000744DE000-memory.dmp

Filesize
6.9MB

Download
memory/2804-44-0x0000000073DFE000-0x0000000073DFF000-memory.dmp

Filesize
4KB

Download
memory/2804-45-0x0000000073DF0000-0x00000000744DE000-memory.dmp

Filesize
6.9MB

Download
memory/2940-0-0x00000000001E0000-0x0000000000218000-memory.dmp

Filesize
224KB

Download
memory/2940-1-0x00000000025E0000-0x0000000002618000-memory.dmp

Filesize
224KB

Download

Analysis

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