38974fc0fc8f729bec4d232e078d51486dafd6f516e92a86dd0cf6f93ea40ed6

Resubmissions

08/01/2023, 11:11

230108-nam32add54 7

07/01/2023, 23:15

230107-283g9sad5t 7

Analysis

max time kernel
150s
max time network
48s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/01/2023, 23:15

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General

Target

v1.9.3_tool_by_TE/config.json
Size

145B
MD5

0148ca0dde2360613345c21fe52350af
SHA1

9b2ac37ea132692b4f520450e0ac96b1d0375c6b
SHA256

90f510ba60da292f422d4f4ad001e00f2812010bb1714ee92ee5ab4c29addb49
SHA512

da3ea32036ba08a750652c25da8eb1c8933106b0776aad9ebf1aa392b2ad3c25e14958295161a0a580cc5115ed8c12fb1a7647d4443ca6903c5fd5f3614df3e5

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2036	AcroRd32.exe
2036	AcroRd32.exe
2036	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 1292	1112	cmd.exe	29
PID 1112 wrote to memory of 1292	1112	cmd.exe	29
PID 1112 wrote to memory of 1292	1112	cmd.exe	29
PID 1292 wrote to memory of 2036	1292	rundll32.exe	30
PID 1292 wrote to memory of 2036	1292	rundll32.exe	30
PID 1292 wrote to memory of 2036	1292	rundll32.exe	30
PID 1292 wrote to memory of 2036	1292	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\v1.9.3_tool_by_TE\config.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\v1.9.3_tool_by_TE\config.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1292
- - 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\v1.9.3_tool_by_TE\config.json"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2036

Network

MITRE ATT&CK Enterprise v6

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

memory/1112-54-0x000007FEFBC61000-0x000007FEFBC63000-memory.dmp

Filesize
8KB

Download
memory/2036-82-0x0000000075B11000-0x0000000075B13000-memory.dmp

Filesize
8KB

Download