4fd5453390d3915c066b008dfa65ffb47d3922c124b4d5c098324f95f8a934fa

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01/06/2024, 11:02

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General

Target

incognito/bin/save.json
Size

46B
MD5

877b13372acbf8bf740694d141d1aeb0
SHA1

0c764bef8a7c94ef610c129720d3d3d9a66fea3f
SHA256

1bc3e6bcf3d47756fe6e456ce68165d39ea8358186d1a9bb4b2e5911389b22c1
SHA512

38a6a7e7bf9572daeabbafb7bb1868d09f9b487e84e17da263f627315623952ab203c8dc5e940b6d59d15183bdd43d153a08ae421f12d085480e73fcbc3b5b82

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
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
Set value (str)	\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	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\json_auto_file\shell	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
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\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2640	AcroRd32.exe
2640	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 2976	2528	cmd.exe	29
PID 2528 wrote to memory of 2976	2528	cmd.exe	29
PID 2528 wrote to memory of 2976	2528	cmd.exe	29
PID 2976 wrote to memory of 2640	2976	rundll32.exe	30
PID 2976 wrote to memory of 2640	2976	rundll32.exe	30
PID 2976 wrote to memory of 2640	2976	rundll32.exe	30
PID 2976 wrote to memory of 2640	2976	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\incognito\bin\save.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\incognito\bin\save.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2976
- - 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\incognito\bin\save.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2640

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
445b93ae17063986782bdf020abc634a

SHA1
cdf6fc27f11e6fbc03dfd1e6e20b282564f37ce9

SHA256
b250b34fd558f2dd1675537ab21b1182eb351c928d9813307d7808e12a43f1ba

SHA512
f4ec41b6fbffb16c4f21b0e50d275d46294e479ac396ee7c12cb251c9922ebde32bc9eee7043756b7c769e19871c4c171d4fe2c81b2bb001e1a03281afb8f631

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