5fcf334055fac13b19af791b8afeeae7146570ab704a03b96a70f8e3dd416ad5

Analysis

max time kernel
1200s
max time network
844s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
02-08-2023 04:00

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General

Target

com.termux_118_src.tar.gz.tar
Size

2.5MB
MD5

96ad57c00a40ff3a648829571ac6f734
SHA1

6ce13a2f439a4f9fe4458b041f15c77781c634bb
SHA256

5fcf334055fac13b19af791b8afeeae7146570ab704a03b96a70f8e3dd416ad5
SHA512

c4ff25883bb2254bab76d6e6293685455c904002bde4affc1c7cc351e79972eec23460e4e2d8e2e4abc164ef9f0539e4bb7213cea5c572945f2627cd01ad35ed
SSDEEP

49152:+IJt0oi6K+lJ2o2jQfT7sPcxkINgxcnWPDsG13i/z8NFsQY7777777777777777T:xePLKf+

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-1-5-21-4159544280-4273523227-683900707-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\tar_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\.tar\ = "tar_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\tar_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\tar_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\tar_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\.tar	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\tar_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\tar_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2992	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2992	AcroRd32.exe
2992	AcroRd32.exe
2992	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2428	2416	cmd.exe	29
PID 2416 wrote to memory of 2428	2416	cmd.exe	29
PID 2416 wrote to memory of 2428	2416	cmd.exe	29
PID 2428 wrote to memory of 2992	2428	rundll32.exe	30
PID 2428 wrote to memory of 2992	2428	rundll32.exe	30
PID 2428 wrote to memory of 2992	2428	rundll32.exe	30
PID 2428 wrote to memory of 2992	2428	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\com.termux_118_src.tar.gz.tar
1⤵
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\com.termux_118_src.tar.gz.tar
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2428
- - 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\com.termux_118_src.tar.gz.tar"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2992

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
e1c1da1aca30c10a135320ac7f2d3f86

SHA1
c680d33d996d830951855d6929ec6aaa9b4bb9cb

SHA256
d9a994a49074f1de0b1a4e24ed1f38af7fc3959f006d453d1b3e1a92eaf84aa6

SHA512
151bc226cf1dce2c014668611dabbc30512d12f595b4a806b995f9c832616d5099f2d91d5486dbadeccd54044188cbc8268c4adb717c6ab3c0a8892095ca5edb

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