b8f925e583f322b25392ce1adb1387982f3263ea03e7b4ad82b707a5f11bab58

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 09:09

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General

Target

Forskelsstempledes/Helgener.und
Size

363KB
MD5

c981024466ec1f03f9aa40bd2f824480
SHA1

f8fb4002a323da2bbc1f9ec6c2f9e6e52287a2c3
SHA256

6b6df2d4b61339f3da18ef5ae83885cffc36964e02c6a6485aa9a0f8f9b765d5
SHA512

e411b967e95f051eadda245a6a691410f425c53f172cd80183101f680338839e928a6d523204bf4ad78b3a380b5962d1ad9e8f3ab17c88f5689dd505f2250ff8
SSDEEP

1536:e6mQxZtRENoc0AN8QQEPx9anYFzmrntZZ:e0tRENoc0CbpkYAz3

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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2596	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2596	AcroRd32.exe
2596	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 2524	1624	cmd.exe	30
PID 1624 wrote to memory of 2524	1624	cmd.exe	30
PID 1624 wrote to memory of 2524	1624	cmd.exe	30
PID 2524 wrote to memory of 2596	2524	rundll32.exe	31
PID 2524 wrote to memory of 2596	2524	rundll32.exe	31
PID 2524 wrote to memory of 2596	2524	rundll32.exe	31
PID 2524 wrote to memory of 2596	2524	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Forskelsstempledes\Helgener.und
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Forskelsstempledes\Helgener.und
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2524
- - 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\Forskelsstempledes\Helgener.und"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2596

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
8b2743619630fe6d59818c7acffd7cf7

SHA1
70dd71768ac7ba17c78f298b1569bdc264650640

SHA256
6e0ec707080d119372d15da8d90e84d05c7e4e365e49fdd26a8764cb8194a4d7

SHA512
3ae21de396a037f50853cca97cdd7ce195f5e742e65f0f21505addd04dd744b2ea9f63b2c26faeda4c35cf7701705c1725e19c5dd5f9b59310b080359ab477a7

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