7635079472f751071c32a41949affd5f1e70a9f01c173f8e1ba0ae41302ea97e

Analysis

max time kernel
102s
max time network
35s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24-05-2024 08:09

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General

Target

RJ01082861-PC/package.json
Size

242B
MD5

58cdd59ef0c25e42bad252cd2a78fca6
SHA1

a012d94f1c1e300c3fc96110475a4086c6bf950a
SHA256

c7768bc9184f2389366636c3956049708424bbd083468d41689304002cee2148
SHA512

0e773019efc64b736d495165b2f3afc7cc8395882f06891fcb5efd8b50593c8d636e04e08454531d95c8db7659a420227876e1f84e682140fea5302e500e3f81

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-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\json_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2632	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2632	AcroRd32.exe
2632	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2780	2220	cmd.exe	29
PID 2220 wrote to memory of 2780	2220	cmd.exe	29
PID 2220 wrote to memory of 2780	2220	cmd.exe	29
PID 2780 wrote to memory of 2632	2780	rundll32.exe	30
PID 2780 wrote to memory of 2632	2780	rundll32.exe	30
PID 2780 wrote to memory of 2632	2780	rundll32.exe	30
PID 2780 wrote to memory of 2632	2780	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RJ01082861-PC\package.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\RJ01082861-PC\package.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2780
- - 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\RJ01082861-PC\package.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2632

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
7d1036928a1f93862674fc109d368083

SHA1
febbd10e98570522b0e1f8b23dcdefa59aee7d06

SHA256
a1251ebca83a70902e3834dcef18bf90c7285693bd9af8b6cdf5868663f20532

SHA512
e3e128fcd0c663a5d62905d3a755d460431cd569f6466c98c95da0243b60ec4397bc8a0f1fd86f621846a57a126d115a896571a4237fde60a0a4430497265732

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