8904d96a473dd52cd5255e046d47148eb27cc778395fff4f220bbb9509f643d8

Analysis

max time kernel
359s
max time network
360s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
28/04/2024, 00:05

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General

Target
IDTOIPBYR_0.deps.json
Size 2KB
Sample240428-ac5tzabe55
SHA256 56ab1b179ec0bafceca428c50b5a887c0708914e68c2c1e8c120811215890724
MD5 a894cb3d393263325741b472605a088e
SHA1 41b9c4ff3c761bb362457cb5225f136ca8a93beb
SHA512 c4169a125a0b3add6cbbce853229bfdad1cbc7fc2fd9580ec9851e42d91d12d8a729045623f934f19bcdf21ae23328d8516f1abfc29fc7530157712df6e2cbf6
MD5 SHA1 SHA512

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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_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-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2568	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2568	AcroRd32.exe
2568	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 2640	2260	cmd.exe	29
PID 2260 wrote to memory of 2640	2260	cmd.exe	29
PID 2260 wrote to memory of 2640	2260	cmd.exe	29
PID 2640 wrote to memory of 2568	2640	rundll32.exe	30
PID 2640 wrote to memory of 2568	2640	rundll32.exe	30
PID 2640 wrote to memory of 2568	2640	rundll32.exe	30
PID 2640 wrote to memory of 2568	2640	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\IDTOIPBYR_0.deps.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\IDTOIPBYR_0.deps.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2640
- - 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\IDTOIPBYR_0.deps.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2568

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 19dec488f486b9daf5d595dd88b5160358d4814c42c33c76d4b3f681037987b6
MD5 e9912ef9827425240b0a0e311a2780d5
SHA1 fe58b01d2feb454d09030e60226b3d78cb3f2360
SHA512 006cb434107909ef689832a1eaa3ac9aa7b027aef053e527cce3fffee5a97ebd07aea4966fff848deb3aa5bac1c75e6aaeee5ea9b0f798fe979309bf919705f3
MD5 SHA1 SHA512

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