f636dc5694e7e57a842d86c09efdd233ae01330b5f1a70dd0245b5769fad3eb3

Analysis

max time kernel
18s
max time network
17s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
19-02-2024 04:41

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General

Target

01e97d18-844d-4843-b99a-f934fbe1a64d.pcap
Size

49.4MB
MD5

5c98d8dfc35e065ebd433f0639876c35
SHA1

adbc283af88ab5fa7945eb301bb4a6fa8c6c6754
SHA256

f636dc5694e7e57a842d86c09efdd233ae01330b5f1a70dd0245b5769fad3eb3
SHA512

7bae46578884753b6ea51cd6ff16068648b62ba0da8a7076fb7457ff91c8c336eca2569c787173c9a0db7b6e215a85aea5c45fcec288d4b5c4d12dda260efc3c
SSDEEP

1572864:pY/I1sSQZcFESdr4uP6XtDCJjXM2f5stXMjaFV:pY/I1tk0ECr4y6X9255EuaFV

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-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\pcap_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\.pcap	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\.pcap\ = "pcap_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\pcap_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\pcap_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\pcap_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\pcap_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\pcap_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2852	AcroRd32.exe
2852	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2956	2128	cmd.exe	29
PID 2128 wrote to memory of 2956	2128	cmd.exe	29
PID 2128 wrote to memory of 2956	2128	cmd.exe	29
PID 2956 wrote to memory of 2852	2956	rundll32.exe	30
PID 2956 wrote to memory of 2852	2956	rundll32.exe	30
PID 2956 wrote to memory of 2852	2956	rundll32.exe	30
PID 2956 wrote to memory of 2852	2956	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\01e97d18-844d-4843-b99a-f934fbe1a64d.pcap
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\01e97d18-844d-4843-b99a-f934fbe1a64d.pcap
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2956
- - 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\01e97d18-844d-4843-b99a-f934fbe1a64d.pcap"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2852

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
f4a76652fa73711bce1edb621777b8cd

SHA1
3d64e9d9e27edc6d198494d06c1684a11ecc2601

SHA256
c21ecad0fd4927e626af90aac1e8089e909fcdb620d7ad031d0a63fd4e3263ed

SHA512
a3b6ff1c1b37d7463e30ee6ec7570bdcbaa65ab2ccf261d34e9f1b55c3bc6f89ddc28d0eb02b9feb51ae613974568c5b45db660f6742e9b3e4c3e5f47a562264

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