404keylogger | 3979bd4374308cc1a5a91f04c080b480dc4081dd2612aa2a9d1b504f09b7367c

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13/05/2024, 22:26

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General

Target

3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
Size

747KB
MD5

3cd2595e3d20f8200d3ddf84b81932de
SHA1

c05f5a5fd2e0da7be16621a5482541f3d492891c
SHA256

3979bd4374308cc1a5a91f04c080b480dc4081dd2612aa2a9d1b504f09b7367c
SHA512

fbc314a53bb2eeba48c0cf5793cc93b1f9361e62aa38de34c941d57bb677b0868e651ed46b783fef939c4b9659048b4a555c3e647201aae7ce1f9e9bf0731670
SSDEEP

12288:H7nYP1+rSlwFON6zXeEt+f2VtTwfyfyp4P7r9r/+ppppppppppppppppppppppp0:HDYP1+rDOkKderNqS1qU

Score

10^/10

404keylogger formbook cix collection keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

cix

Decoy

stephaniperold.com

sorairo12.com

palumasteknik.com

marketing4proptech.com

iwanttoheargod.com

structured-waters.com

sunvalleyvacations.net

sanketweb.com

tmasco.com

d-valentine.com

engmousavi.com

lithiumtolashes.com

texastramper.com

shoemall.store

beginningguitarbook.com

wonderlustnfairytales.com

bizinabox.store

kmacg.net

cashgold4cash.com

smtpguide.com

Signatures

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

404 Keylogger Main Executable 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000015c0d-24.dat	family_404keylogger
behavioral1/memory/2528-35-0x0000000000970000-0x000000000098E000-memory.dmp	family_404keylogger

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2712-38-0x0000000000400000-0x00000000004BE000-memory.dmp	formbook
behavioral1/memory/2712-42-0x0000000000400000-0x00000000004BE000-memory.dmp	formbook

Executes dropped EXE 3 IoCs

pid	Process
2624	Coseismic.scr
2528	Payment receipt.exe
2712	Coseismic.scr

Loads dropped DLL 3 IoCs

pid	Process
2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment receipt.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment receipt.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment receipt.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HZ-DPL3P_2 = "C:\\Program Files (x86)\\Bmrkpgp\\userzvg4hxq8.exe"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\plymouthism = "wscript \"C:\\Users\\Admin\\Pinatype\\Coseismic.vbs\""	Coseismic.scr

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 5 IoCs

description	pid	Process	procid_target
PID 1704 set thread context of 2612	1704	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	28
PID 2624 set thread context of 2712	2624	Coseismic.scr	31
PID 2712 set thread context of 1208	2712	Coseismic.scr	21
PID 2712 set thread context of 1208	2712	Coseismic.scr	21
PID 564 set thread context of 1208	564	rundll32.exe	21

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Bmrkpgp\userzvg4hxq8.exe	rundll32.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\win.ini	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
File opened for modification	C:\Windows\win.ini	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
File opened for modification	C:\Windows\win.ini	Coseismic.scr
File opened for modification	C:\Windows\win.ini	Coseismic.scr

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-330940541-141609230-1670313778-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
2712	Coseismic.scr
2712	Coseismic.scr
2528	Payment receipt.exe
2712	Coseismic.scr
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe
564	rundll32.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2712	Coseismic.scr
2712	Coseismic.scr
2712	Coseismic.scr
2712	Coseismic.scr
564	rundll32.exe
564	rundll32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2528	Payment receipt.exe
Token: SeDebugPrivilege	2712	Coseismic.scr
Token: SeDebugPrivilege	564	rundll32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1704	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
2624	Coseismic.scr
2712	Coseismic.scr
2528	Payment receipt.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 2612	1704	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	28
PID 1704 wrote to memory of 2612	1704	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	28
PID 1704 wrote to memory of 2612	1704	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	28
PID 1704 wrote to memory of 2612	1704	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	28
PID 2612 wrote to memory of 2624	2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	29
PID 2612 wrote to memory of 2624	2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	29
PID 2612 wrote to memory of 2624	2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	29
PID 2612 wrote to memory of 2624	2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	29
PID 2612 wrote to memory of 2528	2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	30
PID 2612 wrote to memory of 2528	2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	30
PID 2612 wrote to memory of 2528	2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	30
PID 2612 wrote to memory of 2528	2612	3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe	30
PID 2624 wrote to memory of 2712	2624	Coseismic.scr	31
PID 2624 wrote to memory of 2712	2624	Coseismic.scr	31
PID 2624 wrote to memory of 2712	2624	Coseismic.scr	31
PID 2624 wrote to memory of 2712	2624	Coseismic.scr	31
PID 2712 wrote to memory of 564	2712	Coseismic.scr	33
PID 2712 wrote to memory of 564	2712	Coseismic.scr	33
PID 2712 wrote to memory of 564	2712	Coseismic.scr	33
PID 2712 wrote to memory of 564	2712	Coseismic.scr	33
PID 2712 wrote to memory of 564	2712	Coseismic.scr	33
PID 2712 wrote to memory of 564	2712	Coseismic.scr	33
PID 2712 wrote to memory of 564	2712	Coseismic.scr	33
PID 564 wrote to memory of 2404	564	rundll32.exe	34
PID 564 wrote to memory of 2404	564	rundll32.exe	34
PID 564 wrote to memory of 2404	564	rundll32.exe	34
PID 564 wrote to memory of 2404	564	rundll32.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment receipt.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Payment receipt.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Users\Admin\AppData\Local\Temp\3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3cd2595e3d20f8200d3ddf84b81932de_JaffaCakes118.exe"
    3⤵
    - Loads dropped DLL
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2612
  - - C:\Users\Admin\Pinatype\Coseismic.scr
      "C:\Users\Admin\Pinatype\Coseismic.scr" /S
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of SetThreadContext
      Drops file in Windows directory
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2624
    - - C:\Users\Admin\Pinatype\Coseismic.scr
        
        "C:\Users\Admin\Pinatype\Coseismic.scr" /S
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Drops file in Windows directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:2712
      - C:\Windows\SysWOW64\rundll32.exe
        
        "C:\Windows\SysWOW64\rundll32.exe"
        6⤵
        Adds Run key to start application
        Suspicious use of SetThreadContext
        Drops file in Program Files directory
        Modifies Internet Explorer settings
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:564
        
        C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Users\Admin\Pinatype\Coseismic.scr"
        7⤵
        
        PID:2404
  - - C:\Users\Admin\Payment receipt.exe
      "C:\Users\Admin\Payment receipt.exe"
      4⤵
      Executes dropped EXE
      Accesses Microsoft Outlook profiles
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      outlook_office_path
      outlook_win_path
      PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\NN42N073\NN4logim.jpeg

Filesize
67KB

MD5
31cf0ea7a9367829e5543c8545a9ec96

SHA1
cac00722d0955870a5853c87ad2a17bf7cf75986

SHA256
14ff59dc7e97e4b248cf0536dda9773375b92fdfb5ef16cf43ae2a8f68ae1f04

SHA512
f3b51ffa3670e24d42e433c36a3178f8187877b10ee7fbc8fca5a3fda192196997ae54c782ca57eece665f61403e1e7c67099da6103ac681b28740f823e9eedf

Download Submit
C:\Users\Admin\AppData\Roaming\NN42N073\NN4logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\NN42N073\NN4logrv.ini

Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
C:\Windows\win.ini

Filesize
509B

MD5
d2a2412bddba16d60ec63bd9550d933f

SHA1
deb3d3bdc9055f0b4909b31d3048446848fae0e1

SHA256
79ff2254e38192be1626d05bec6c82e10c85e1cf91df7440c4c443380a1e877a

SHA512
8fecada107f72e59e43a689eeb8e2e18fa6134d0941c122025ed5bd00e5eab8114d7125bd289505be75641385a0c3f112d402c693f142c3ddc870d5fa8116e31

Download Submit
\Users\Admin\Payment receipt.exe

Filesize
98KB

MD5
f064015d967ac5fbedbe21c01689f388

SHA1
4f2044ea34938b045c5e62c389f3c62c44cb5392

SHA256
980563afc8a4af6029ef7266392765e4ed9cf23eb242078701b65f5d9078b0af

SHA512
2bf694bbada5bc84ec2e68b4b8e4a6c3b747c14e5e4f5aae0d25c5c94a44ed3df16b2384a966da9ce1d405441eb2727af22868204cca0a2b157a7ae0efedd67f

Download Submit
\Users\Admin\Pinatype\Coseismic.scr

Filesize
747KB

MD5
3cd2595e3d20f8200d3ddf84b81932de

SHA1
c05f5a5fd2e0da7be16621a5482541f3d492891c

SHA256
3979bd4374308cc1a5a91f04c080b480dc4081dd2612aa2a9d1b504f09b7367c

SHA512
fbc314a53bb2eeba48c0cf5793cc93b1f9361e62aa38de34c941d57bb677b0868e651ed46b783fef939c4b9659048b4a555c3e647201aae7ce1f9e9bf0731670

Download Submit
memory/564-43-0x0000000000B60000-0x0000000000B6E000-memory.dmp

Filesize
56KB

Download
memory/564-47-0x0000000000B60000-0x0000000000B6E000-memory.dmp

Filesize
56KB

Download
memory/1208-40-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1208-41-0x0000000006810000-0x00000000069AA000-memory.dmp

Filesize
1.6MB

Download
memory/1208-48-0x0000000007030000-0x00000000071B8000-memory.dmp

Filesize
1.5MB

Download
memory/1208-51-0x00000000076C0000-0x00000000077ED000-memory.dmp

Filesize
1.2MB

Download
memory/1704-3-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/1704-9-0x00000000775D0000-0x00000000776A6000-memory.dmp

Filesize
856KB

Download
memory/2528-35-0x0000000000970000-0x000000000098E000-memory.dmp

Filesize
120KB

Download
memory/2612-8-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2712-39-0x0000000002520000-0x000000000252A000-memory.dmp

Filesize
40KB

Download
memory/2712-38-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2712-42-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download