ebdddbbb2a2db91ce6e5b5e170ab8e1fd5e2a39ef1a827f96efdb80de9f7fd11

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
10-08-2024 20:12

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General

Target

Settings/AMD/driverfilesKMAFD.cfg
Size

73B
MD5

d70453f20b7bf4a2af60b7b5f79913c3
SHA1

6fae50fb29a9476bd7078396da03aa6d1b713a60
SHA256

361dc0f70d29b09ca5c245c7f4631aa6146d646df973a4c9e88e84d2cfb61898
SHA512

569bbf7ce579ea2d44f84fd6b571b5bc85f72f3c62dcd0b6e59b2331af5e20f9894cb296b81090a69383130f47dc0ceb69aed5745ece14b42a8b562617f69474

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-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\cfg_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\cfg_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\cfg_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_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-1-5-21-2257386474-3982792636-3902186748-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\cfg_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\cfg_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\.cfg	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\.cfg\ = "cfg_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2688	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2688	AcroRd32.exe
2688	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2820	1956	cmd.exe	31
PID 1956 wrote to memory of 2820	1956	cmd.exe	31
PID 1956 wrote to memory of 2820	1956	cmd.exe	31
PID 2820 wrote to memory of 2688	2820	rundll32.exe	32
PID 2820 wrote to memory of 2688	2820	rundll32.exe	32
PID 2820 wrote to memory of 2688	2820	rundll32.exe	32
PID 2820 wrote to memory of 2688	2820	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Settings\AMD\driverfilesKMAFD.cfg
1⤵
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Settings\AMD\driverfilesKMAFD.cfg
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2820
- - 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\Settings\AMD\driverfilesKMAFD.cfg"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2688

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
08735aaf35737562ed48e5f723bbe2a7

SHA1
bf2af984ebde3e8d279bac8b4891707326234de9

SHA256
88faedfd773110385860ccb32d4b3c07efd0d1aeda2355a7a565860cf0b285db

SHA512
c261eef928762808342296436cc41ac067c619492bfa57d801d435f1ca4b0fd94bcda8d7a58b1d2c7f1841d945ae82fc03fd9b5e0ee1ee6aa321f3647047525c

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