18f24841651461bd84a5eac08be9bce9eab54b133b0e837d5298dac44e199d5f

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/04/2024, 09:49

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General

Target

18f24841651461bd84a5eac08be9bce9eab54b133b0e837d5298dac44e199d5f.dll
Size

1.4MB
MD5

28267ea322e3975f1e98c64a1c77f509
SHA1

e1d92e085df142d703ed9fd9c65ed92562a759fa
SHA256

18f24841651461bd84a5eac08be9bce9eab54b133b0e837d5298dac44e199d5f
SHA512

2c0bd061a51e48c057fdd0b05dc959c48e79ef3df3ca1abec105b8be2aa53f416f92c109c23029a11d4d3e7e75529215877d41b5bfe5d462d844b3bae29c1a42
SSDEEP

24576:bSOCJ+Kt7ADfN0l6GMwF5fdn17nlz/Nz/9z/8z/Uz/Nz/Oz/aVuADDePddFkEPSr:JtTGIwloSpeQiMcRc/s+kobXnz/q/xnQ

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	1676	rundll32.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1676	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1676	1976	rundll32.exe	86
PID 1976 wrote to memory of 1676	1976	rundll32.exe	86
PID 1976 wrote to memory of 1676	1976	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\18f24841651461bd84a5eac08be9bce9eab54b133b0e837d5298dac44e199d5f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\18f24841651461bd84a5eac08be9bce9eab54b133b0e837d5298dac44e199d5f.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  PID:1676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\Downloads\installation.exe

Filesize
20KB

MD5
345e3700c5b584ca43a6748670480864

SHA1
90802b6139b4ad5c8b218e137af9e5466ad4d0fa

SHA256
e952eeacb54e0d9c07da6db899c7012b49cfd19b19ec46b99321ebe831b53a7c

SHA512
0c17385d336dd25b36e06c2c323694ec43683bf6c179985989eadd680df190bda220ddbd4afa548d6827877fdcfde06f67fd692ebe37653b574d00f5e377a566

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