ceff46da586622eec2d85705082b12ae8af0e9cde91f573b8aa2d6edefd7207c

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08/06/2024, 04:48

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General

Target

x - Ware src/Uptime/Frozen/Backend/OnJoin.cs
Size

522B
MD5

9d2044332210aa84f5ce80876e4e571e
SHA1

54df36e49a5c48c60e46af1bb9530d62acb363c4
SHA256

cd83be9769ef57ba01ca03c860a68f34c036dba0edd55d21f64b84d52d4b727b
SHA512

b0abdea4002e387e856e4a74747d0e8acaaa8dff8ae94c3e1997eb599a3db4ea00bafa9a1e08c6d246d37242f9cf843158e1f738da06eff737811f9493d66d13

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2480	AcroRd32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2480	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2480	AcroRd32.exe
2480	AcroRd32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 2480	1756	cmd.exe	29
PID 1756 wrote to memory of 2480	1756	cmd.exe	29
PID 1756 wrote to memory of 2480	1756	cmd.exe	29
PID 1756 wrote to memory of 2480	1756	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\x - Ware src\Uptime\Frozen\Backend\OnJoin.cs"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1756
- 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\x - Ware src\Uptime\Frozen\Backend\OnJoin.cs"
  2⤵
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2480

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
d7ccb32bee2c1d978ce2136f1b7f490e

SHA1
33ce7f971e73f4eed289a570c9c9f231d3878a6d

SHA256
5a8c52524056fc03b04ddfc4cf944e64a5a2bfa0b17d37cd4fc6a2427d1eedea

SHA512
080264fcf12a1af586db12ad4f6a0b3a909c864ca37e5b551a592379fba086242efa1fe89d2dfe57ea5dbba9a97ba7b0857eea27ab7dd2bccd4e3998ad6a1223

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