12c8a9ab93649f8c75399b6b96f4c54e7454cd0eaa25090dc53c223788c85222

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 12:21

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General

Target

bin/filelocations.cfg
Size

79B
MD5

550f662ab7bd788c310a3feae8f216a4
SHA1

c8b9835a4f35b8cf3f894a248863cfba77db1bce
SHA256

82cdd247d97761fec303c591a06df278b7896c194f4375db1fc176d9e45711a1
SHA512

3fe320d9bc542e9ce2f3b177c64d321581be45c00c36df2e2279834aff3b3eec30d64d34ac73fdf360d92b335de3987df6e6ea192e6216baced23cf40ec7f53e

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-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\cfg_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\.cfg	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\.cfg\ = "cfg_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\cfg_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\cfg_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\cfg_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\cfg_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\cfg_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2780	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2780	AcroRd32.exe
2780	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 792	2956	cmd.exe	32
PID 2956 wrote to memory of 792	2956	cmd.exe	32
PID 2956 wrote to memory of 792	2956	cmd.exe	32
PID 792 wrote to memory of 2780	792	rundll32.exe	33
PID 792 wrote to memory of 2780	792	rundll32.exe	33
PID 792 wrote to memory of 2780	792	rundll32.exe	33
PID 792 wrote to memory of 2780	792	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\bin\filelocations.cfg
1⤵
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\bin\filelocations.cfg
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:792
- - 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\bin\filelocations.cfg"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2780

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
177f9e328eed5049560ecb162af34f6e

SHA1
7581341182516d38a4b658c873a2eac4d6afae09

SHA256
d5c10e77b521c1321e2fb8e894933f6ebff04ef94f48bd42d53ebdd4f60c98ac

SHA512
16246e51f97061c3eb88d84a2a4f9821d99a0b338e91471bdb9fcfae7d61f93320e3ced2fd02108c868540ec9102c6ca9d65797d6c66b57bfa3ad4dd36ec0d64

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