19932ac6bfecdebc5dbf7b0829eb0a85ca3c9eed487fb0550b5c28dc1b577a8a

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 09:15

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General

Target

19932ac6bfecdebc5dbf7b0829eb0a85ca3c9eed487fb0550b5c28dc1b577a8a.sh
Size

1KB
MD5

5f4c3890fcefae0a8e7650d8d2ec1cca
SHA1

76f986a1881a45a12a7e7ae9d9662f469fd6c03e
SHA256

19932ac6bfecdebc5dbf7b0829eb0a85ca3c9eed487fb0550b5c28dc1b577a8a
SHA512

9c44cbae8db5d4708a30a6a2fa2b837e5311c7827d70d3842dcf253fce516d8ef181ddefb1638b0666868a5f96cc9f5217e88fc11aa3d4d3a1f849af39bd1e22

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\sh_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.sh	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\sh_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\sh_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\sh_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.sh\ = "sh_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\sh_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\sh_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
1324	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1324	AcroRd32.exe
1324	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2636	2756	cmd.exe	31
PID 2756 wrote to memory of 2636	2756	cmd.exe	31
PID 2756 wrote to memory of 2636	2756	cmd.exe	31
PID 2636 wrote to memory of 1324	2636	rundll32.exe	32
PID 2636 wrote to memory of 1324	2636	rundll32.exe	32
PID 2636 wrote to memory of 1324	2636	rundll32.exe	32
PID 2636 wrote to memory of 1324	2636	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\19932ac6bfecdebc5dbf7b0829eb0a85ca3c9eed487fb0550b5c28dc1b577a8a.sh
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\19932ac6bfecdebc5dbf7b0829eb0a85ca3c9eed487fb0550b5c28dc1b577a8a.sh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2636
- - 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\19932ac6bfecdebc5dbf7b0829eb0a85ca3c9eed487fb0550b5c28dc1b577a8a.sh"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
589316cc06724dc0c127b1b5cbcb88b1

SHA1
142ce59cc252e85a704c43a559cf24592c186659

SHA256
e1d01bc36065d52d0a8d61e3805a422377598d935ebfffb1b7f5f757b6824843

SHA512
da92c0bcace0d243b78aabcb618ba76d95c52b9f3f58852c179bcbb536ff0ea3967bda949fb4acf0134bd6a92efc49eb3b37ecd88f106a46f1d797b243fb2928

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