841a98464457d2fceff8a35e6b575b1e5e0681f7232cb3c2b94c698e38960a25

Resubmissions

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
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
25/03/2024, 20:51

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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
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pf	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pf\ = "pf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_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
2636	AcroRd32.exe
2636	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 2568	1976	cmd.exe	29
PID 1976 wrote to memory of 2568	1976	cmd.exe	29
PID 1976 wrote to memory of 2568	1976	cmd.exe	29
PID 2568 wrote to memory of 2636	2568	rundll32.exe	30
PID 2568 wrote to memory of 2636	2568	rundll32.exe	30
PID 2568 wrote to memory of 2636	2568	rundll32.exe	30
PID 2568 wrote to memory of 2636	2568	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:1976
- 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:2568
- - 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:2636

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
179058ddce1196371fbcb3d4ed497184

SHA1
9190ed3b07e2077a75b3fc42774876a50e45fffb

SHA256
471d8e9878f056c91b99a14eedfb64c6e7432bbf5046342d72003c9c96f8cc4d

SHA512
9c3f0b333763043aa88a37ebd4ab7ae3fcf75b5af34d8a06f8aac64648fedae0aafc2fee605b707882cff732aaf759d4f4c301e1b34a3e4e74623bd4ac8f4e8e

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