4fd5453390d3915c066b008dfa65ffb47d3922c124b4d5c098324f95f8a934fa

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
30/05/2024, 20:04

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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
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_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-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2664	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2664	AcroRd32.exe
2664	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2608	1924	cmd.exe	29
PID 1924 wrote to memory of 2608	1924	cmd.exe	29
PID 1924 wrote to memory of 2608	1924	cmd.exe	29
PID 2608 wrote to memory of 2664	2608	rundll32.exe	30
PID 2608 wrote to memory of 2664	2608	rundll32.exe	30
PID 2608 wrote to memory of 2664	2608	rundll32.exe	30
PID 2608 wrote to memory of 2664	2608	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:1924
- 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:2608
- - 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:2664

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
82b1f58c1fcd7ed361fba1921ea2df31

SHA1
75febe39cc33b7ca3417265b112898ac9c1f2294

SHA256
bcff584f2f1f9b980b743207f2a9579ad4d9f8082444fab2788c6fe17bbb444d

SHA512
3927a4ca2c03bc093b93737dc108eba17cb420a65204a949aa81699ff8ec1650e46df22cae5b908631dac1e7dfaf26b01672ff3d6d89f203b264fd17407c15ef

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