66a32b79ff2c15ac32dd147b9509c1d0b8fb0e24f91f478352fb9564d45416f8

Resubmissions

06-08-2023 19:58

230806-yps8psde2y 7

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
06-08-2023 19:58

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General

Target

02_JumpRulesOneControl.json
Size

4KB
MD5

7a5300610534ffd55edc341b4b85ca98
SHA1

f11a901c6c9a997e8554d46bf2ca1baa540f5fad
SHA256

9e7cbf58eaf38ac5b720090336092b46596027216fbc252e443b84571e7de6b9
SHA512

932699b637c86ee868d80e773834d328233881f480f5a8dd4e980dde9d655bf2b10ef34abdc994000b17a8cef08b21e02cef4263654b89ceeaeab0ebf4d3ad94
SSDEEP

96:EYeb0dm5AghUmXCeKOXCeLVXCeYGYCecXCepsUvZb6iM:EL0dmIm8OdVmGFvsUvZb6iM

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-1-5-21-722410544-1258951091-1992882075-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_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
1588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2076	2236	cmd.exe	29
PID 2236 wrote to memory of 2076	2236	cmd.exe	29
PID 2236 wrote to memory of 2076	2236	cmd.exe	29
PID 2076 wrote to memory of 1588	2076	rundll32.exe	30
PID 2076 wrote to memory of 1588	2076	rundll32.exe	30
PID 2076 wrote to memory of 1588	2076	rundll32.exe	30
PID 2076 wrote to memory of 1588	2076	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\02_JumpRulesOneControl.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\02_JumpRulesOneControl.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2076
- - 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\02_JumpRulesOneControl.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1588

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
fd54caceb6cd9d01c76f5088b414a71f

SHA1
a32cef5d0c4931468105e98353abde5e27b8659c

SHA256
ee3802933cb7634e5c4671b4634127c1fb91f1e2d78e787db54f849f0bd417fd

SHA512
d77804e08f21d0e4a5e64eff05c719b11ef9d517e3a9bf1d5580618ee261d8dfa30688529c04647179b0e55668e4ecbfe51eba1dc9a87bb32ad1c023c1cc5581

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