404keylogger | f629522071fa7ae8e8b64c33a5b5bd243e45cae769ec13a8536f1abc1ab2ca84

General

Target

f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe
Size

1.7MB
MD5

f17184ba673aa0c58283ca4466d04864
SHA1

f51d8aa5678567b60549beb549849d2c6057caa4
SHA256

f629522071fa7ae8e8b64c33a5b5bd243e45cae769ec13a8536f1abc1ab2ca84
SHA512

5933fcd94962ecb828f7b393c05f139c568e62d7bc01ccc4e5392baf43ab0bf49e880f6ff9b06b0cb3ac82846ac498be1941604a8860de50af44201f0e040a1f
SSDEEP

24576:Etb20pkaCqT5TBWgNQ7abvRXzpS/Oczx+7qTc/i8olSN4dKUwL6A:tVg5tQ7abv3S/ZzE9/i8olSqe5

Score

10^/10

404keylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
chukwuma22

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/2168-6-0x0000000000400000-0x0000000000422000-memory.dmp	family_404keylogger
behavioral1/memory/2168-4-0x0000000000400000-0x0000000000422000-memory.dmp	family_404keylogger
behavioral1/memory/2168-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_404keylogger

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OneDrive.js	MSBuild.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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\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 1120 set thread context of 2168	1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1968	2168	WerFault.exe	29

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	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2168	MSBuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2168	MSBuild.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe
1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe
1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe
1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe
1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2168	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1120 wrote to memory of 2168	1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe	29
PID 1120 wrote to memory of 2168	1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe	29
PID 1120 wrote to memory of 2168	1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe	29
PID 1120 wrote to memory of 2168	1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe	29
PID 1120 wrote to memory of 2168	1120	f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe	29
PID 2168 wrote to memory of 1968	2168	MSBuild.exe	31
PID 2168 wrote to memory of 1968	2168	MSBuild.exe	31
PID 2168 wrote to memory of 1968	2168	MSBuild.exe	31
PID 2168 wrote to memory of 1968	2168	MSBuild.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f17184ba673aa0c58283ca4466d04864_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1120
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
  2⤵
  - Drops startup file
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2168
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 1852
    3⤵
    - Program crash
    PID:1968

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Cab1D52.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1DB3.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1120-0-0x0000000000210000-0x0000000000249000-memory.dmp

Filesize
228KB

Download
memory/1120-1-0x0000000000430000-0x0000000000469000-memory.dmp

Filesize
228KB

Download
memory/2168-6-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2168-4-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2168-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2168-7-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/2168-9-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/2168-45-0x000000007411E000-0x000000007411F000-memory.dmp

Filesize
4KB

Download
memory/2168-46-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing