e1d963b95b58056f2bc2ccddad4482df16c8a147f8a2bcbcc104d672fe104886

Resubmissions

22-06-2024 12:01

240622-n681da1dnr 10

22-06-2024 11:49

240622-ny5mzsxalg 10

Analysis

max time kernel
48s
max time network
39s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
22-06-2024 12:01

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General

Target

Windows 7 x64-000008.vmdk
Size

387.1MB
MD5

3a620b8bf0012bb9903129b83ea86bd2
SHA1

e4ec9d6fcdcca77ff5dbb0c8e5983da73788a9a2
SHA256

e1d963b95b58056f2bc2ccddad4482df16c8a147f8a2bcbcc104d672fe104886
SHA512

21275ffad6c86c8bb68bac19ab7ed9e0b3653d479a9ebd775bf2efa04e9799ec8a8fc4a59cb0c63fd796dfe754ed2387fd152bb984aa30d5fccaa6b24b64c2ee
SSDEEP

3145728:tDFaInFN9a31Cs/rJdmcrfKJd8vxdOxzZIV5VUnXAY:LzsR/rJdvQd8vXMZIzynF

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

Processes:

rundll32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\vmdk_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.vmdk\ = "vmdk_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\vmdk_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\vmdk_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.vmdk	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\vmdk_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\vmdk_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\vmdk_auto_file	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid	Process
2916	AcroRd32.exe
2916	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 1624 wrote to memory of 2720	1624	cmd.exe	29
PID 1624 wrote to memory of 2720	1624	cmd.exe	29
PID 1624 wrote to memory of 2720	1624	cmd.exe	29
PID 2720 wrote to memory of 2916	2720	rundll32.exe	30
PID 2720 wrote to memory of 2916	2720	rundll32.exe	30
PID 2720 wrote to memory of 2916	2720	rundll32.exe	30
PID 2720 wrote to memory of 2916	2720	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Windows 7 x64-000008.vmdk"
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Windows 7 x64-000008.vmdk
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2720
- - 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\Windows 7 x64-000008.vmdk"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2916

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
51c2cc3628f33bd264b8b8bf9b61a50e

SHA1
f24b75b273eb9835ec94eafd2a8b29b90e72bf2b

SHA256
3f9c2dde7c5564da199d8252e93f7289d00e68c6571dea0fafb56684912e3b73

SHA512
b59ec3b9d031317386b02ac3bcc5c333925bd8b169f6a05b022508527cadfe2df935d6c1cd6d7e5d9f316a140bcd43d5b2cdde12162712093127c309e56113b9

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