fdd1e1f0dcae2d0aa0720895eff33b927d13076e64464bb7c7e5843b7667cd14

Analysis

max time kernel
79s
max time network
82s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
21/04/2024, 16:32

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General

Target

vc_redist.x86.exe
Size

13.1MB
MD5

1a15e6606bac9647e7ad3caa543377cf
SHA1

bfb74e498c44d3a103ca3aa2831763fb417134d1
SHA256

fdd1e1f0dcae2d0aa0720895eff33b927d13076e64464bb7c7e5843b7667cd14
SHA512

e8cb67fc8e0312da3cc98364b96dfa1a63150ab9de60069c4af60c1cf77d440b7dffe630b4784ba07ea9bf146bdbf6ad5282a900ffd6ab7d86433456a752b2fd
SSDEEP

393216:S1RPq5dCsKSR65cX7Eyd/qnejOFxP7OEnl4L/Vvc:yP5iw56oyleej2OEnlwc

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2592	vc_redist.x86.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 2592	3980	vc_redist.x86.exe	81
PID 3980 wrote to memory of 2592	3980	vc_redist.x86.exe	81
PID 3980 wrote to memory of 2592	3980	vc_redist.x86.exe	81

C:\Users\Admin\AppData\Local\Temp\vc_redist.x86.exe
"C:\Users\Admin\AppData\Local\Temp\vc_redist.x86.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Users\Admin\AppData\Local\Temp\vc_redist.x86.exe
  "C:\Users\Admin\AppData\Local\Temp\vc_redist.x86.exe" -burn.unelevated BurnPipe.{BB35CF3B-5392-4CB1-943A-9264092C1D9E} {4A0A023F-9E90-45F3-88BF-E7B51E344343} 3980
  2⤵
  - Loads dropped DLL
  PID:2592

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:5040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\{74d0e5db-b326-4dae-a6b2-445b9de1836e}\.ba1\logo.png

Filesize
1KB

MD5
d6bd210f227442b3362493d046cea233

SHA1
ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

SHA256
335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

SHA512
464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

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C:\Users\Admin\AppData\Local\Temp\{74d0e5db-b326-4dae-a6b2-445b9de1836e}\.ba1\wixstdba.dll

Filesize
118KB

MD5
4d20a950a3571d11236482754b4a8e76

SHA1
e68bd784ac143e206d52ecaf54a7e3b8d4d75c9c

SHA256
a9295ad4e909f979e2b6cb2b2495c3d35c8517e689cd64a918c690e17b49078b

SHA512
8b9243d1f9edbcbd6bdaf6874dc69c806bb29e909bd733781fde8ac80ca3fff574d786ca903871d1e856e73fd58403bebb58c9f23083ea7cd749ba3e890af3d2

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