469c034a1b0db632b355417177df3872abd056bd300ac457fae4ed4d9cb2ce8b | Triage

Analysis

max time kernel
153s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 16:06

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General

Target

$PLUGINSDIR/SelfDelete.dll
Size

24KB
MD5

7bf1bd7661385621c7908e36958f582e
SHA1

43242d7731c097e95fb96753c8262609ff929410
SHA256

c0ad2c13d48c9fe62f898da822a5f08be3bf6c4e2c1c7ffdf7634f2ca4a8859e
SHA512

8317af5cc3ac802eb095f3fa8cc71daa1265ca58fead031c07872f3d4bb07663a7002ae734fad392a7617f0923fe0caf1f54ed55afdf8516a6a08e202d86fa7f
SSDEEP

96:1dIrJYYrzPpqAAZ9sNIaI2y9WulXEGNRrG:nuYATpq/viyYuEYRr

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 888 wrote to memory of 5044	888	rundll32.exe	94
PID 888 wrote to memory of 5044	888	rundll32.exe	94
PID 888 wrote to memory of 5044	888	rundll32.exe	94
PID 5044 wrote to memory of 2372	5044	rundll32.exe	97
PID 5044 wrote to memory of 2372	5044	rundll32.exe	97
PID 5044 wrote to memory of 2372	5044	rundll32.exe	97

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDelete.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDelete.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5044
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c \DelUS.bat
    3⤵
    PID:2372

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4160 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
1⤵
PID:4136

Network

MITRE ATT&CK Matrix

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Downloads

C:\DelUS.bat

Filesize
124B

MD5
745ca9604efcd5e232d637c301eb492d

SHA1
2152cec7ffd5f13c888157140cbb47acc615f0bb

SHA256
4c66c25986778e14e1662ba6b2f1cf2d0c03f177f7ee85d18581be8a6458fe24

SHA512
713915cb7fc58db8da7d7247181a6490705543a70a0fd980348639fd5f98acd2cb5149505cbf5e948c4ab0df36827ce783778a7733249c620c5ad2e6d1cf3253

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