c73e340bbe794dbf37662394aebde7de77649f6b5e422c443b86f5a1f1f7ab4e

Analysis

max time kernel
146s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17-08-2024 16:48

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General

Target

a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
Size

1.0MB
MD5

a3573c69097a3cb16aeef32f471d3e59
SHA1

b49b36f4f6e7aedf926467c13e6474b227092ed9
SHA256

c73e340bbe794dbf37662394aebde7de77649f6b5e422c443b86f5a1f1f7ab4e
SHA512

31ca953e701a457154bde59020ddeceee3adc0f2eacd73e2e9454e186b95a6bffbdd45d99e9b4bd8164950b0c96613939d245ee33ae0bdec02574b1d4109ef6f
SSDEEP

24576:0VMM5Si97gDwpG9LmctpwL7K1f7eADraRhcpl1i8hUfTt:MMniNEwpG9LDZx7eAD2zSji8hUfTt

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	udpconmain.exe

Executes dropped EXE 5 IoCs

pid	Process
3324	udpconmain.exe
3996	udpconmain.exe
4124	udpconmain.exe
1596	miner.exe
924	unzip.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CPU Config = "C:\\Users\\Admin\\AppData\\Local\\Temp\\udpconmain.exe"	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe

Writes to the Master Boot Record (MBR) 1 TTPs 2 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	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
File opened for modification	\??\PhysicalDrive0	udpconmain.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1104 set thread context of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 4164 set thread context of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 3324 set thread context of 3996	3324	udpconmain.exe	101
PID 3996 set thread context of 4124	3996	udpconmain.exe	102

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 9 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	unzip.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	udpconmain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	udpconmain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	miner.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	udpconmain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4124	udpconmain.exe
4124	udpconmain.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
3324	udpconmain.exe
3996	udpconmain.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 1104 wrote to memory of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 1104 wrote to memory of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 1104 wrote to memory of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 1104 wrote to memory of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 1104 wrote to memory of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 1104 wrote to memory of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 1104 wrote to memory of 4164	1104	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	94
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 4164 wrote to memory of 2336	4164	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	95
PID 2336 wrote to memory of 3324	2336	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	96
PID 2336 wrote to memory of 3324	2336	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	96
PID 2336 wrote to memory of 3324	2336	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	96
PID 2336 wrote to memory of 3764	2336	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	97
PID 2336 wrote to memory of 3764	2336	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	97
PID 2336 wrote to memory of 3764	2336	a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe	97
PID 3324 wrote to memory of 3996	3324	udpconmain.exe	101
PID 3324 wrote to memory of 3996	3324	udpconmain.exe	101
PID 3324 wrote to memory of 3996	3324	udpconmain.exe	101
PID 3324 wrote to memory of 3996	3324	udpconmain.exe	101
PID 3324 wrote to memory of 3996	3324	udpconmain.exe	101
PID 3324 wrote to memory of 3996	3324	udpconmain.exe	101
PID 3324 wrote to memory of 3996	3324	udpconmain.exe	101
PID 3324 wrote to memory of 3996	3324	udpconmain.exe	101
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 3996 wrote to memory of 4124	3996	udpconmain.exe	102
PID 4124 wrote to memory of 1596	4124	udpconmain.exe	103
PID 4124 wrote to memory of 1596	4124	udpconmain.exe	103
PID 4124 wrote to memory of 1596	4124	udpconmain.exe	103
PID 4124 wrote to memory of 924	4124	udpconmain.exe	105
PID 4124 wrote to memory of 924	4124	udpconmain.exe	105
PID 4124 wrote to memory of 924	4124	udpconmain.exe	105

C:\Users\Admin\AppData\Local\Temp\a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Users\Admin\AppData\Local\Temp\a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe"
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4164
- - C:\Users\Admin\AppData\Local\Temp\a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a3573c69097a3cb16aeef32f471d3e59_JaffaCakes118.exe"
    3⤵
    - Checks computer location settings
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2336
  - - C:\Users\Admin\AppData\Local\Temp\udpconmain.exe
      "C:\Users\Admin\AppData\Local\Temp\udpconmain.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:3324
    - - C:\Users\Admin\AppData\Local\Temp\udpconmain.exe
        
        "C:\Users\Admin\AppData\Local\Temp\udpconmain.exe"
        5⤵
        Executes dropped EXE
        Writes to the Master Boot Record (MBR)
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:3996
      - C:\Users\Admin\AppData\Local\Temp\udpconmain.exe
        
        "C:\Users\Admin\AppData\Local\Temp\udpconmain.exe"
        6⤵
        Checks computer location settings
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:4124
        
        C:\Users\Admin\AppData\Local\Temp\miner.exe
        
        "C:\Users\Admin\AppData\Local\Temp\miner.exe" -a 5 -o http://eu.triplemining.com:8344 -u udri_yocaniseeyourboobs -p lolbitches -t 1
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1596
        
        C:\Users\Admin\AppData\Local\Temp\unzip.exe
        
        "C:\Users\Admin\AppData\Local\Temp\unzip.exe" payload.zip
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:924
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\help.bat" "
      4⤵
      System Location Discovery: System Language Discovery
      PID:3764

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

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\help.bat

Filesize
142B

MD5
9b57ba33ffe6db4ed453ecbcc59d4b2a

SHA1
c74009ed71bd696aacb7b5d3cbf2473e80431262

SHA256
e70f18a2c9165485e8be78f3806c55f3a761b5253709c40e3136d24bd10b63f2

SHA512
d2e41712e81e46dca0ee79d07b21c666b26e1a47186d377aa84cea5fdbbd9fe0d15c08e5eb8b0ca15eec189b2e9c458652d6f3b99b48606241d7ac2799c851c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\miner.exe

Filesize
726KB

MD5
3b4986e5d94d0e5723eea640a6735769

SHA1
eab3272d5ef1038bf3d336d2b033b813403a9ff2

SHA256
8b2b026f8d00b02ff75f05cbf322e4f4b85fb609cddd93bebf17014914b90df9

SHA512
efff68d4e82bf61cf7430e0673fe92f5f379ac5e52b084516d6d624097e3f767f7696f48d576dce02b03fe5976db862271db5a7b01298211913b5fa901ddb965

Download Submit
C:\Users\Admin\AppData\Local\Temp\udpconmain.exe

Filesize
1.0MB

MD5
a3573c69097a3cb16aeef32f471d3e59

SHA1
b49b36f4f6e7aedf926467c13e6474b227092ed9

SHA256
c73e340bbe794dbf37662394aebde7de77649f6b5e422c443b86f5a1f1f7ab4e

SHA512
31ca953e701a457154bde59020ddeceee3adc0f2eacd73e2e9454e186b95a6bffbdd45d99e9b4bd8164950b0c96613939d245ee33ae0bdec02574b1d4109ef6f

Download Submit
C:\Users\Admin\AppData\Local\Temp\unzip.exe

Filesize
164KB

MD5
75375c22c72f1beb76bea39c22a1ed68

SHA1
e1652b058195db3f5f754b7ab430652ae04a50b8

SHA256
8d9b5190aace52a1db1ac73a65ee9999c329157c8e88f61a772433323d6b7a4a

SHA512
1b396e78e189185eefb8c6058aa7e6dfe1b8f2dff8babfe4ffbee93805467bf45760eea6efb8d9bb2040d0eaa56841d457b1976dcfe13ed67931ade01419f55a

Download Submit
memory/2336-27-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/2336-12-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/2336-11-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/2336-9-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/3996-49-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download
memory/4124-46-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/4124-79-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/4124-82-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/4164-3-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download
memory/4164-32-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download
memory/4164-6-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download