841a98464457d2fceff8a35e6b575b1e5e0681f7232cb3c2b94c698e38960a25

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25/03/2024, 21:05

240325-zxdnnahe48 3

25/03/2024, 20:59

25/03/2024, 20:56

25/03/2024, 20:51

25/03/2024, 20:45

25/03/2024, 20:38

25/03/2024, 20:36

Analysis

max time kernel
18s
max time network
16s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25/03/2024, 20:45

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General

Target

Prefetch/CONTROL.EXE-6EA5489A.pf
Size

9KB
MD5

137fa333f1ee6346acb53228647e9a3d
SHA1

d7664e34f2cf417655aa93c736f785a7bbef7bac
SHA256

83a898e5e900ef63c2a93db0e7cc4a329e9d4ad9ca7a8b0c0d6fae6b4e5894ed
SHA512

b4eb065b65da381dac7cd793d7c30b64036ab4d6805f9c67d8435fabbb8502eb2d536c0d491a7ba93769d2fd2ec30b8ae86ae577409bbbaba6babe13e068ccaf
SSDEEP

192:UnTqRQJ8DcOxJocl1B3tYDvWRSsDrbzEf7yHAVW/a4Bsk71Se:UnT6QJz+ocl1xaDWRSsDHzE75Ga4BskR

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pf_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pf	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pf_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pf_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pf_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pf_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pf\ = "pf_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pf_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2580	AcroRd32.exe
2580	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 1732	1712	cmd.exe	29
PID 1712 wrote to memory of 1732	1712	cmd.exe	29
PID 1712 wrote to memory of 1732	1712	cmd.exe	29
PID 1732 wrote to memory of 2580	1732	rundll32.exe	30
PID 1732 wrote to memory of 2580	1732	rundll32.exe	30
PID 1732 wrote to memory of 2580	1732	rundll32.exe	30
PID 1732 wrote to memory of 2580	1732	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Prefetch\CONTROL.EXE-6EA5489A.pf
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Prefetch\CONTROL.EXE-6EA5489A.pf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1732
- - 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\Prefetch\CONTROL.EXE-6EA5489A.pf"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
8ac437c93a1a60bdba1d5967a1e90b0c

SHA1
826b844a8500d8471e666735f04752debc522ba9

SHA256
45362970f92c746f4880e9c320209be1aef55c726a9def4fd970cda4102fa78d

SHA512
e038b55f55e20da20b7cad0aa1fce897ac59e2441625186b9e9c653f4f4feff2315640b62c49db0f0020c2eed79bddb522779a9e5653c785571eb3f3913f5c5f

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