a693fff41c4e738cfa6b7f0e9bcf51ae341b276b81189fa698f0c0ede4a8a54e

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
15-01-2024 18:02

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General

Target

Kiwi X/WRDAPICONF.json
Size

25B
MD5

e980ad71e4e5ed465831d732d3175c98
SHA1

f07e0767a4d9d53bfd8a4028fcd6b2ecd2df8c30
SHA256

a52aed34a368ec553e7f89067ec65b7d6205208640f8357f76247e406d80452e
SHA512

d440156035b849287f7ad719345e99b06e481b27c6c9f794ab9fc8c3319de44dd42f62cee454608389feda7d803eaf475bc0215c3d589b0a4d50fd1215bc7861

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-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2588	AcroRd32.exe
2588	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2548	2344	cmd.exe	29
PID 2344 wrote to memory of 2548	2344	cmd.exe	29
PID 2344 wrote to memory of 2548	2344	cmd.exe	29
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Kiwi X\WRDAPICONF.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Kiwi X\WRDAPICONF.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2548
- - 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\Kiwi X\WRDAPICONF.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2588

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
73f87e5e331abdcd540765afb66d008f

SHA1
ef91f85d28d4c79776849ddd18e628efed06aa4f

SHA256
025d630237d66a5a026babc8d8dc18b71668a22b4672f19e42bee4eba9fdfaa9

SHA512
81aeee2db07681280f0a17dcac31519253abca31208d0519fa7ad84daf21f1651177d04eb28943edecf991a3aa3d3c71bef1a15d83131f8375b9a26b1792a6f5

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