3498501dfbb1caf01b3c6e591169f3e60d5d8f78d7c2b0cf334f26c098468daf

Analysis

max time kernel
145s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 10:57

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General

Target

85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
Size

13KB
MD5

85cc2ed28879910c011fb8177cccb1ca
SHA1

a55c3394018fd707dbda9346b1a4ec12f4ef4b74
SHA256

3498501dfbb1caf01b3c6e591169f3e60d5d8f78d7c2b0cf334f26c098468daf
SHA512

6cda34e1d5931c971d27bb1b54d4bf0695aeb74e60baa7b0a4b96cadbe4503cc70c0600ae71957fa795016bf7e29ade6c357358fea3e3672aab8ee8b82fa9227
SSDEEP

384:ytLoqwQHsotHULtf3jo4SvGWuXpAYLtg8kcNVp77:Mo6ofjo5uXCYmxoVpP

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 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\ShellServiceObjectDelayLoad\owputqcx.dll = "{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}"	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\owputqcx.tmp	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\owputqcx.tmp	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\owputqcx.nls	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe

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	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}\InProcServer32	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}\InProcServer32\ = "C:\\Windows\\SysWow64\\owputqcx.dll"	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}\InProcServer32\ThreadingModel = "Apartment"	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3216 wrote to memory of 2284	3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe	95
PID 3216 wrote to memory of 2284	3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe	95
PID 3216 wrote to memory of 2284	3216	85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\85cc2ed28879910c011fb8177cccb1ca_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3216
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\3870.tmp.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2284

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

Discovery

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\AppData\Local\Temp\3870.tmp.bat

Filesize
207B

MD5
0f07210d937693534041f65e83acd787

SHA1
7ef1b83acbf4093a1d2c10ab161110f12582af3b

SHA256
a3ed8448e15d02f41925c28b94b938113d58effb296184e12dcd439e5c8e0ebd

SHA512
018c868c7c3435ab6a656020c7d4ad0debbaeecc7544f073c2d6cd8f5e56f932b747935780da6a451cb896348ed1ddc825cb80748999f9437b4cd514c20c58f3

Download Submit
C:\Windows\SysWOW64\owputqcx.tmp

Filesize
2.4MB

MD5
140d4fca74e1bb59070db5b32ca12d8b

SHA1
9add27c8246900610c8fdd9a39f81e43888eff47

SHA256
b6eeb5ecbc95f552df6551907696fe8d8412675c6f0954b6fd9a1b0d5fbbca6d

SHA512
9276a1d1add9b8efeb2fe48a5e65721a5939205f8c75e859c33e38973913745c3a26e330beabba55951a35b42702b49e0ad85b7260266f4aea2f5ca9d2f0a5a8

Download Submit
memory/3216-13-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download
memory/3216-17-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download