e9b75ffe66b19fed9594e79730eb6bcecf4ea8bc648585cb76a0c53961486c03

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21-07-2024 18:40

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General

Target

SolaraB V11/workspace/KavoConfig.json
Size

2B
MD5

99914b932bd37a50b983c5e7c90ae93b
SHA1

bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f
SHA256

44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
SHA512

27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

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-1-5-21-3294248377-1418901787-4083263181-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2244	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2244	AcroRd32.exe
2244	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 2016	1512	cmd.exe	31
PID 1512 wrote to memory of 2016	1512	cmd.exe	31
PID 1512 wrote to memory of 2016	1512	cmd.exe	31
PID 2016 wrote to memory of 2244	2016	rundll32.exe	32
PID 2016 wrote to memory of 2244	2016	rundll32.exe	32
PID 2016 wrote to memory of 2244	2016	rundll32.exe	32
PID 2016 wrote to memory of 2244	2016	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\SolaraB V11\workspace\KavoConfig.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:1512
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\SolaraB V11\workspace\KavoConfig.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2016
- - 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\SolaraB V11\workspace\KavoConfig.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2244

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
295300692cd2890da9a179124c1ff95a

SHA1
ca34655163fadea1e15ef651c03e83faee0d3350

SHA256
d9413507a523012a4d9418beb6327a6cbe4d45b6098964b346b02d2f3a2bc129

SHA512
5e77872e0e30e35384d9c4a4818aa1138fccf640debe6d035f6d89038e9d51b689bf0d2ce1a3969ad9f99ad21ca8cc67d62ff49c961d5293fc7ba102801d8dc3

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