f60e689830b70645133be31e9db094e258da3ea96b0fd4190cef3c1d07e9643c

Analysis

max time kernel
357s
max time network
359s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/09/2024, 00:14

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General

Target

Resource/AppCompat.admx
Size

5KB
MD5

9f090d18f3bdb120480cc63f1bc5e5fd
SHA1

66afe722858d0c91b1d0d45844fce80db3a120e2
SHA256

3377eaae4a6f7cd036d70c5f3358870f29ac536c06a4fd784d10e1840201b1db
SHA512

f02c94ccce3c60cf48e6063c9186eb8de26d25e2338071ff5881a9c8a5478276859c3585f00dcb07106044ca5d63dd130cfac9c09c0fa6d2f3f4303712f93f26
SSDEEP

96:QeD/mDBgovKnK55Vr/edS/aN/AN9/DNo/yq/Xdf/Xda/bda/N:vYKcLhY2idxYEN

Score

3^/10

discovery

Malware Config

Signatures

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 1 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	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\admx_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\admx_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.admx\ = "admx_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\admx_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\admx_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\admx_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\admx_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.admx	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2252	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2252	AcroRd32.exe
2252	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2744	2072	cmd.exe	32
PID 2072 wrote to memory of 2744	2072	cmd.exe	32
PID 2072 wrote to memory of 2744	2072	cmd.exe	32
PID 2744 wrote to memory of 2252	2744	rundll32.exe	33
PID 2744 wrote to memory of 2252	2744	rundll32.exe	33
PID 2744 wrote to memory of 2252	2744	rundll32.exe	33
PID 2744 wrote to memory of 2252	2744	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Resource\AppCompat.admx
1⤵
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Resource\AppCompat.admx
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Resource\AppCompat.admx"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
d48ab925c0ae305e3146b3e63f160dd3

SHA1
913e0c9f6f9a826b45e7bef4f6e6b4ec7a035022

SHA256
ce6a7ca70e9d6f4f885d38e0f6928cc7e1438075168b4df16919993e2858ae25

SHA512
0249e0e04408c18f130e65b0e54c87c6b4e8d9afffe99bc56ef690ba9154de8660a5bb6a85114c282612be2db0d646a7b7b6f197321f3f298d8c13a24c3c64d5

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