e6b2b88c96e371e9484d6a4c64e5d6cbb36137120a1339c294583468fd50f976

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 21:56

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General

Target

b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe
Size

9.3MB
MD5

b0fd2b536b896799d93e33213b6e89b4
SHA1

ffd9eb54eda096d0028be0670b00a41d06409c9a
SHA256

e6b2b88c96e371e9484d6a4c64e5d6cbb36137120a1339c294583468fd50f976
SHA512

5a9587d343519cb3bdefe4a6f4d0126a94aebddc12f4a46879d0a5b40a966621b37c2608cd5f54fef1cbaf3b8f72792d8d6082b8f543eef9b354edf5bed60308
SSDEEP

3072:B8R4d9xc8/L+Q+G2yDtajDzQ4GT76Q8BBHEY0oJNx13As35XCKjSiILK7HbS8OaX:Blc4+Q+GKs41gLd

Score

10^/10

defense_evasion discovery persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\WINDOWS\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\lsass.exe"	reg.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2644-1-0x0000000000400000-0x0000000000D4A000-memory.dmp	upx
behavioral1/memory/2644-3-0x0000000000400000-0x0000000000D4A000-memory.dmp	upx

Hide Artifacts: Hidden Files and Directories 1 TTPs 4 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2708	cmd.exe
2748	cmd.exe
2828	cmd.exe
2836	cmd.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 12 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2768	cmd.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 3064	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	30
PID 2644 wrote to memory of 3064	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	30
PID 2644 wrote to memory of 3064	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	30
PID 2644 wrote to memory of 3064	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	30
PID 2644 wrote to memory of 2372	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	32
PID 2644 wrote to memory of 2372	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	32
PID 2644 wrote to memory of 2372	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	32
PID 2644 wrote to memory of 2372	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	32
PID 2644 wrote to memory of 2708	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	34
PID 2644 wrote to memory of 2708	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	34
PID 2644 wrote to memory of 2708	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	34
PID 2644 wrote to memory of 2708	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	34
PID 3064 wrote to memory of 2768	3064	cmd.exe	35
PID 3064 wrote to memory of 2768	3064	cmd.exe	35
PID 3064 wrote to memory of 2768	3064	cmd.exe	35
PID 3064 wrote to memory of 2768	3064	cmd.exe	35
PID 2644 wrote to memory of 2748	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	36
PID 2644 wrote to memory of 2748	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	36
PID 2644 wrote to memory of 2748	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	36
PID 2644 wrote to memory of 2748	2644	b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe	36
PID 2372 wrote to memory of 2844	2372	cmd.exe	39
PID 2372 wrote to memory of 2844	2372	cmd.exe	39
PID 2372 wrote to memory of 2844	2372	cmd.exe	39
PID 2372 wrote to memory of 2844	2372	cmd.exe	39
PID 2708 wrote to memory of 2828	2708	cmd.exe	40
PID 2708 wrote to memory of 2828	2708	cmd.exe	40
PID 2708 wrote to memory of 2828	2708	cmd.exe	40
PID 2708 wrote to memory of 2828	2708	cmd.exe	40
PID 2844 wrote to memory of 2864	2844	cmd.exe	41
PID 2844 wrote to memory of 2864	2844	cmd.exe	41
PID 2844 wrote to memory of 2864	2844	cmd.exe	41
PID 2844 wrote to memory of 2864	2844	cmd.exe	41
PID 2828 wrote to memory of 2992	2828	cmd.exe	43
PID 2828 wrote to memory of 2992	2828	cmd.exe	43
PID 2828 wrote to memory of 2992	2828	cmd.exe	43
PID 2828 wrote to memory of 2992	2828	cmd.exe	43
PID 2748 wrote to memory of 2836	2748	cmd.exe	42
PID 2748 wrote to memory of 2836	2748	cmd.exe	42
PID 2748 wrote to memory of 2836	2748	cmd.exe	42
PID 2748 wrote to memory of 2836	2748	cmd.exe	42
PID 2836 wrote to memory of 2852	2836	cmd.exe	44
PID 2836 wrote to memory of 2852	2836	cmd.exe	44
PID 2836 wrote to memory of 2852	2836	cmd.exe	44
PID 2836 wrote to memory of 2852	2836	cmd.exe	44

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2992	attrib.exe
2852	attrib.exe

C:\Users\Admin\AppData\Local\Temp\b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd /c move /y "C:\USERS\ADMIN\APPDATA\LOCAL\TEMP\b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe" "C:\Users\Admin\AppData\lsass.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c move /y "C:\USERS\ADMIN\APPDATA\LOCAL\TEMP\b0fd2b536b896799d93e33213b6e89b4_JaffaCakes118.exe" "C:\Users\Admin\AppData\lsass.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: RenamesItself
    PID:2768
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd /c reg add "hkey_local_machine\software\microsoft\windows nt\currentversion\winlogon" /v userinit /t reg_sz /d "C:\WINDOWS\system32\userinit.exe,C:\Users\Admin\AppData\lsass.exe" /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c reg add "hkey_local_machine\software\microsoft\windows nt\currentversion\winlogon" /v userinit /t reg_sz /d "C:\WINDOWS\system32\userinit.exe,C:\Users\Admin\AppData\lsass.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2844
  - - C:\Windows\SysWOW64\reg.exe
      reg add "hkey_local_machine\software\microsoft\windows nt\currentversion\winlogon" /v userinit /t reg_sz /d "C:\WINDOWS\system32\userinit.exe,C:\Users\Admin\AppData\lsass.exe" /f
      4⤵
      Modifies WinLogon for persistence
      System Location Discovery: System Language Discovery
      PID:2864
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd /c attrib +h "C:\Users\Admin\AppData\lsass.exe"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib +h "C:\Users\Admin\AppData\lsass.exe"
    3⤵
    - Hide Artifacts: Hidden Files and Directories
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2828
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Users\Admin\AppData\lsass.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd /c attrib +h "C:\Users\Admin\AppData"
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib +h "C:\Users\Admin\AppData"
    3⤵
    - Hide Artifacts: Hidden Files and Directories
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2836
  - - C:\Windows\SysWOW64\attrib.exe
      attrib +h "C:\Users\Admin\AppData"
      4⤵
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2644-0-0x0000000000220000-0x0000000000222000-memory.dmp

Filesize
8KB

Download
memory/2644-1-0x0000000000400000-0x0000000000D4A000-memory.dmp

Filesize
9.3MB

Download
memory/2644-3-0x0000000000400000-0x0000000000D4A000-memory.dmp

Filesize
9.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads