2a22be4c7e3a17d6a408b0c0547cc181e148ab20c2e3f048791b421280686544 | Triage

Analysis

max time kernel
234s
max time network
304s
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, 03:19

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General

Target

$TEMP/R2RRPRKG.dll
Size

232KB
MD5

42bd86289f5d56522d73f5b1d14a2300
SHA1

ec577994687bdac4fb5cd237f89583ea87fac5a8
SHA256

f4004b3d39093bd1ea159c285b12c3a94ed110d48f29d4548f4fcb891e6c6530
SHA512

686f9a8538b7603a43bd6266817f4c4d94b8186b5a9ac057bd100691add36253751a5d2455527353d61c3512cdb8658dec01cf490ba05fe36522674653077f57
SSDEEP

6144:4a5ns9BtiFOcYlbSLDpZLopjNCsgSoYzN96vQt4K+7:thOzlWvpZLAjNCPQNcvQ7K

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4620	2112	WerFault.exe	91

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 412 wrote to memory of 2112	412	rundll32.exe	91
PID 412 wrote to memory of 2112	412	rundll32.exe	91
PID 412 wrote to memory of 2112	412	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RRPRKG.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:412
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RRPRKG.dll,#1
  2⤵
  PID:2112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 620
    3⤵
    - Program crash
    PID:4620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2112 -ip 2112
1⤵
PID:2928

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=3768 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
1⤵
PID:1156

Network

MITRE ATT&CK Matrix

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Downloads

memory/2112-0-0x0000000010000000-0x000000001009B000-memory.dmp

Filesize
620KB

Download
memory/2112-1-0x0000000010000000-0x000000001009B000-memory.dmp

Filesize
620KB

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