7f7223e7fab51423fd004c2a964c9aac54f577ef46397bb050ee5bb8364c6c7f

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13-08-2024 23:08

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General

Target

OverflowRust-master/OverflowDriver/OverflowDriver.vcxproj.filters
Size

1KB
MD5

c2b3288bd2cc5918fbd8ae6dc1d1f4ba
SHA1

eb2f31dd424d09122a2974eb991f13e3d8ac598b
SHA256

3eab21b85c0735b9e996fd99742575dc596101b321814edd7aaae4f78d8bf650
SHA512

2f139dcd8d826c513ee44b85faaf984bb95f191e5b69b98adf99384fb7005a0013e3e75246c20ea60312ae1f2e727b785469cfdcb17e5d39e8713fb234e5e736

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-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\filters_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.filters\ = "filters_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\filters_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\filters_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.filters	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\filters_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\filters_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\filters_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3024	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3024	AcroRd32.exe
3024	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2752	3044	cmd.exe	32
PID 3044 wrote to memory of 2752	3044	cmd.exe	32
PID 3044 wrote to memory of 2752	3044	cmd.exe	32
PID 2752 wrote to memory of 3024	2752	rundll32.exe	33
PID 2752 wrote to memory of 3024	2752	rundll32.exe	33
PID 2752 wrote to memory of 3024	2752	rundll32.exe	33
PID 2752 wrote to memory of 3024	2752	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\OverflowRust-master\OverflowDriver\OverflowDriver.vcxproj.filters
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\OverflowRust-master\OverflowDriver\OverflowDriver.vcxproj.filters
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2752
- - 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\OverflowRust-master\OverflowDriver\OverflowDriver.vcxproj.filters"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3024

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
06bbbedf2754d2178ee8afcfbecfffcf

SHA1
a64ffe3ff72b7b80cadda5df4bb4b0ad2a0e0bf1

SHA256
367f6f22ae51607d14260baeaa02598192138bc015ae2fd77c31f0755674e082

SHA512
b7876b31b3df3197a4c07ba48e148be5392056e1c056c88791ba32dd31268ea989bf47db1cda71a9e26c05802892a68f28d572ecbece93019869f8904de9aa29

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