5b5191b73176b5f055130c09eda80bdda84b81a13668847c191647592cdefc9b

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 04:18

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General

Target

537c7b85e81c59691bc759b6069e1b70.jad
Size

68KB
MD5

537c7b85e81c59691bc759b6069e1b70
SHA1

e40974cf6cd5de49f409de7527aa5a1f972663b9
SHA256

5b5191b73176b5f055130c09eda80bdda84b81a13668847c191647592cdefc9b
SHA512

5a223a2f4e6e03316f9f0ddb4a64a6c907f0f23390b77de6109416b4d010142366d412de1ebcd413786629c9e888b55b55261bfb37698fca6ee7c1c6acef4e05
SSDEEP

1536:EjUcFC+MEckiwy7GtW2insgvrGoZNGtW2insgvrGoZB:EjUctok67ZsArG8ZsArGu

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-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\jad_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\.jad	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\jad_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\jad_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\jad_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\.jad\ = "jad_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\jad_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\jad_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2692	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2692	AcroRd32.exe
2692	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2816	1736	cmd.exe	17
PID 1736 wrote to memory of 2816	1736	cmd.exe	17
PID 1736 wrote to memory of 2816	1736	cmd.exe	17
PID 2816 wrote to memory of 2692	2816	rundll32.exe	30
PID 2816 wrote to memory of 2692	2816	rundll32.exe	30
PID 2816 wrote to memory of 2692	2816	rundll32.exe	30
PID 2816 wrote to memory of 2692	2816	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\537c7b85e81c59691bc759b6069e1b70.jad
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\537c7b85e81c59691bc759b6069e1b70.jad
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2816
- - 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\537c7b85e81c59691bc759b6069e1b70.jad"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2692

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

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Downloads

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

Filesize
3KB

MD5
d2f80edc9467ecb30bfa0a5adf525060

SHA1
894534c16fd87284375da56682905f1b235aad56

SHA256
6d080d1f4bfd6fb59239f61fe117008f8b7f1fece2b5aa2730311d8ba06df7b9

SHA512
67003e7002744eef23a8b6636c5fabe8622730b46a647720cd9bcb9289b3bc6d38e06d977e26a06187418b786a3df0b66ed9fb2e23e3af5b078aab8c06f5917c

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