8aad323f30f4c351b4322313e0ef00a8ea1d69a93b209ab52cebc396db9b7ac4

Analysis

max time kernel
12s
max time network
4s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01/08/2024, 20:35

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Reason

Machine shutdown

Report Analysis Logs

General

Target

81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe
Size

456KB
MD5

81c05fc6dbfb233a888ffbbfc70b45f8
SHA1

320b27c1559c4681609e938333c344257fb140e3
SHA256

8aad323f30f4c351b4322313e0ef00a8ea1d69a93b209ab52cebc396db9b7ac4
SHA512

f6e3b7a28bff0dcf3ea2d07fe12c53a261a37a088de6882f8b2e4040182edb74aeef64aba5c45ae1d9a34df7d9fa9f306fc0d8c15b8a29f5473d61a59c6839d6
SSDEEP

12288:jEVXKpmokkif4JgTIoq43H2cE05nMx11DGkfb7i:jEtRMiAJgMe3H2cJCx1YOb7i

Score

10^/10

bootkit discovery evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	foois.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	iAsD8zgo9sJlU4T4lK.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\Control Panel\International\Geo\Nation	iAsD8zgo9sJlU4T4lK.exe

Executes dropped EXE 5 IoCs

pid	Process
2700	iAsD8zgo9sJlU4T4lK.exe
208	foois.exe
540	txhost.exe
1668	txhost.exe
384	uxhost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foois = "C:\\Users\\Admin\\foois.exe /Z"	iAsD8zgo9sJlU4T4lK.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foois = "C:\\Users\\Admin\\foois.exe /I"	foois.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foois = "C:\\Users\\Admin\\foois.exe /L"	foois.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\foois = "C:\\Users\\Admin\\foois.exe /Z"	foois.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\physicaldrive0	uxhost.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

discovery

Process Discovery

T1057

pid	Process
3556	tasklist.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 628 set thread context of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 540 set thread context of 1668	540	txhost.exe	94

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 8 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	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iAsD8zgo9sJlU4T4lK.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	foois.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	txhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uxhost.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2700	iAsD8zgo9sJlU4T4lK.exe
2700	iAsD8zgo9sJlU4T4lK.exe
2700	iAsD8zgo9sJlU4T4lK.exe
2700	iAsD8zgo9sJlU4T4lK.exe
1668	txhost.exe
1668	txhost.exe
208	foois.exe
208	foois.exe
208	foois.exe
208	foois.exe
208	foois.exe
208	foois.exe
208	foois.exe
208	foois.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3556	tasklist.exe
Token: SeShutdownPrivilege	384	uxhost.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe
2700	iAsD8zgo9sJlU4T4lK.exe
208	foois.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 628 wrote to memory of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 628 wrote to memory of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 628 wrote to memory of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 628 wrote to memory of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 628 wrote to memory of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 628 wrote to memory of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 628 wrote to memory of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 628 wrote to memory of 4456	628	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	86
PID 4456 wrote to memory of 2700	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	87
PID 4456 wrote to memory of 2700	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	87
PID 4456 wrote to memory of 2700	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	87
PID 2700 wrote to memory of 208	2700	iAsD8zgo9sJlU4T4lK.exe	88
PID 2700 wrote to memory of 208	2700	iAsD8zgo9sJlU4T4lK.exe	88
PID 2700 wrote to memory of 208	2700	iAsD8zgo9sJlU4T4lK.exe	88
PID 2700 wrote to memory of 3756	2700	iAsD8zgo9sJlU4T4lK.exe	89
PID 2700 wrote to memory of 3756	2700	iAsD8zgo9sJlU4T4lK.exe	89
PID 2700 wrote to memory of 3756	2700	iAsD8zgo9sJlU4T4lK.exe	89
PID 3756 wrote to memory of 3556	3756	cmd.exe	91
PID 3756 wrote to memory of 3556	3756	cmd.exe	91
PID 3756 wrote to memory of 3556	3756	cmd.exe	91
PID 4456 wrote to memory of 540	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	93
PID 4456 wrote to memory of 540	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	93
PID 4456 wrote to memory of 540	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	93
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 540 wrote to memory of 1668	540	txhost.exe	94
PID 4456 wrote to memory of 384	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	95
PID 4456 wrote to memory of 384	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	95
PID 4456 wrote to memory of 384	4456	81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:628
- C:\Users\Admin\AppData\Local\Temp\81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe
  81c05fc6dbfb233a888ffbbfc70b45f8_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4456
- - C:\Users\Admin\iAsD8zgo9sJlU4T4lK.exe
    C:\Users\Admin\iAsD8zgo9sJlU4T4lK.exe
    3⤵
    - Modifies visiblity of hidden/system files in Explorer
    - Checks computer location settings
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2700
  - - C:\Users\Admin\foois.exe
      "C:\Users\Admin\foois.exe"
      4⤵
      Modifies visiblity of hidden/system files in Explorer
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of SetWindowsHookEx
      PID:208
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del iAsD8zgo9sJlU4T4lK.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3756
    - - C:\Windows\SysWOW64\tasklist.exe
        
        tasklist
        5⤵
        Enumerates processes with tasklist
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:3556
- - C:\Users\Admin\txhost.exe
    C:\Users\Admin\txhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:540
  - - C:\Users\Admin\txhost.exe
      txhost.exe
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:1668
- - C:\Users\Admin\uxhost.exe
    C:\Users\Admin\uxhost.exe
    3⤵
    - Executes dropped EXE
    - Writes to the Master Boot Record (MBR)
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:384

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

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Process Discovery

T1057

Query Registry

T1012

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

C:\Users\Admin\foois.exe

Filesize
156KB

MD5
8762d3ff74fc5d6b916df578f7a75a00

SHA1
7d96a776789d223146ad5e33072ca2bf63b213c6

SHA256
8b831cf7fe1c4fb2c1eba0e8a4e2bf9ba58cf29b7bd045afba4d88e9017400ed

SHA512
e46331ff8f6c4d5ddc748d5b3275369029331c7baa5a31bf11de02a5bf6ce1f1c94b02f5397fbc094883bbe79249c043b01c30faa80246cdee342ab1a7deb40a

Download Submit
C:\Users\Admin\iAsD8zgo9sJlU4T4lK.exe

Filesize
156KB

MD5
c1ca4a842399156d6ce56df9fe167158

SHA1
c24482b800d11e8f0238df3d950b745f38c245e7

SHA256
197d8be66fca12a1c137e920a49610b38f29756c7b7473ec1962c6499918f15a

SHA512
a89f3170db1de6f296b12c42059495821ef6e9b03a8e3e58aafcfa5cfab8cc0f996e5498476f638a80f604a2c2d6b7d626bd621b35b0c4502b6916aa1380e1c9

Download Submit
C:\Users\Admin\txhost.exe

Filesize
146KB

MD5
18c83c689100e66caedb1c76ed87bd95

SHA1
901c0f6c4757d37d5a2e357704344aeb31a9cadb

SHA256
37d78483538af016b7646678df08893badea86d7b5f4317b99393bbcd3c172b9

SHA512
e87c6aeaa1cc7a69f390c57d4cbcc1efa3cb5349a445831f822f7843b3a3d850f9793818d4e1e7fe011a5af0e99bbdb7cf8a5ec13541dedb8431fc47ef9f33b1

Download Submit
C:\Users\Admin\uxhost.exe

Filesize
219KB

MD5
861e3902ecc188eba323032a88d1e56e

SHA1
6c6265be666d9c93acd6ddc55e94a9de8580191c

SHA256
79ae1f344b550f57a9f03ec18894df1b9b255b865b5872801d0f043c1b77eb84

SHA512
044f284dd78b7aad2f733628c901d7bd1067436d76c4b3fad3bf024f8faecaaf38e453053431daf7afa8c8b14f5eea6fe4f75148b8923ac2441f966ac118cec4

Download Submit
memory/384-64-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/540-60-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/628-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1668-51-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1668-52-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1668-53-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1668-54-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1668-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1668-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4456-2-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/4456-5-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/4456-1-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads