cab0f4fa0d59b71556b38ad5e40f02e6bd58efd605cbd53f35f16341afddcc60

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 01:46

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General

Target

411ab9a6714b6092a7d5b7631e51f8920cfbf026713a86ba2aef932f2e16315f.unknown
Size

24KB
MD5

eaf53d2a1a7147825b0bc108d8d5d120
SHA1

a35f816c43593416bad26abe37d96270369f4581
SHA256

411ab9a6714b6092a7d5b7631e51f8920cfbf026713a86ba2aef932f2e16315f
SHA512

887f25c8a393b79720c0a5db144f645dcf5644e79c1ee988bd538b24a42cd1bbe0eebed1003c04b0f29933e0b62372cb5001669beca82aa8401f36db15675d70
SSDEEP

192:r8oK3rcd5kM7ffi4UMF1pkOvpF3EiRcx+NSzfxmrmE76tNY2pCumJ0pQrXVjavmh:gGekfnVxVNOmrmEu3YcrmSpC1h

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-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\unknown_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\unknown_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\unknown_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\unknown_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\.unknown\ = "unknown_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\unknown_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\unknown_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\.unknown	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2856	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2856	AcroRd32.exe
2856	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 2976	1908	cmd.exe	31
PID 1908 wrote to memory of 2976	1908	cmd.exe	31
PID 1908 wrote to memory of 2976	1908	cmd.exe	31
PID 2976 wrote to memory of 2856	2976	rundll32.exe	32
PID 2976 wrote to memory of 2856	2976	rundll32.exe	32
PID 2976 wrote to memory of 2856	2976	rundll32.exe	32
PID 2976 wrote to memory of 2856	2976	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\411ab9a6714b6092a7d5b7631e51f8920cfbf026713a86ba2aef932f2e16315f.unknown
1⤵
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\411ab9a6714b6092a7d5b7631e51f8920cfbf026713a86ba2aef932f2e16315f.unknown
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2976
- - 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\411ab9a6714b6092a7d5b7631e51f8920cfbf026713a86ba2aef932f2e16315f.unknown"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2856

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
a08fcd46427091c2b4eafdc7b53cae66

SHA1
3ae41e9e358acfcf7788aea219c266446bbf6cf7

SHA256
18196ddabe9a74c0445cc5e4fdf73a06cb20dec30fdb6524c79df80ac6be9aaa

SHA512
4ce66158bb228ebb65bafc9b27c284da2b56e8eb177ebfa2f8d2ac56e9181b6255f7b4e870a370df5df884ef76153d32359961559b2e85851baff70a709d9caf

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