ed1e10ee0cd794b7d253741f0893c094f11a0b03c15b62451ba17dcbb84a00a4

Resubmissions

12/10/2024, 12:46

241012-pzt4ba1dmf 3

12/10/2024, 12:45

12/10/2024, 12:44

12/10/2024, 12:42

05/08/2024, 23:13

08/07/2024, 16:42

07/07/2024, 23:47

Analysis

max time kernel
1433s
max time network
1439s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 16:42

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General

Target

REGFuck-master/README.md
Size

1KB
MD5

ba24c8d97ec913613566fafd9c24456a
SHA1

9f47b105ad17d31bfcba6681a1f8216692d56584
SHA256

6025ff79c07c68d18f3e4e84d671607dc10da71f4617ba820aa37c3780324de5
SHA512

a2c9dfd95bcdb171be680398afd1f4f2f388a3ca4887474f169937cdf6b348699f681de40794ae009da44addc63a5ac0798110d93cc671a895ed2e532baa7981

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-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\md_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
2756	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2756	AcroRd32.exe
2756	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2080	2432	cmd.exe	30
PID 2432 wrote to memory of 2080	2432	cmd.exe	30
PID 2432 wrote to memory of 2080	2432	cmd.exe	30
PID 2080 wrote to memory of 2756	2080	rundll32.exe	31
PID 2080 wrote to memory of 2756	2080	rundll32.exe	31
PID 2080 wrote to memory of 2756	2080	rundll32.exe	31
PID 2080 wrote to memory of 2756	2080	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\REGFuck-master\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\REGFuck-master\README.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2080
- - 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\REGFuck-master\README.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2756

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
10febd35cc81bc48ee8461fda2138216

SHA1
7ecc9e0308697192ae6e17d9665451a3d6304698

SHA256
4bd3b6e28f19a3aaa457410efed82acfc23b60721d92cb6d75d3f8d6006ab131

SHA512
1eeebc974ed1adda03bbf2cd62e171dc374586843741440a0efba9b81a187a9b822d4e60c7a6d2dfe45de359391cf9db89e592cef5ae89156344c37b89970a63

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