Overview
overview
7Static
static
7pdfstamp_c.../1.bat
windows7-x64
7pdfstamp_c.../1.bat
windows10-2004-x64
7pdfstamp_c...10.bat
windows7-x64
7pdfstamp_c...10.bat
windows10-2004-x64
7pdfstamp_c...11.bat
windows7-x64
7pdfstamp_c...11.bat
windows10-2004-x64
7pdfstamp_c...12.bat
windows7-x64
7pdfstamp_c...12.bat
windows10-2004-x64
7pdfstamp_c...13.bat
windows7-x64
7pdfstamp_c...13.bat
windows10-2004-x64
7pdfstamp_c...14.bat
windows7-x64
7pdfstamp_c...14.bat
windows10-2004-x64
7pdfstamp_c...15.bat
windows7-x64
7pdfstamp_c...15.bat
windows10-2004-x64
7pdfstamp_c...16.bat
windows7-x64
7pdfstamp_c...16.bat
windows10-2004-x64
7pdfstamp_c...17.bat
windows7-x64
7pdfstamp_c...17.bat
windows10-2004-x64
7pdfstamp_c...18.bat
windows7-x64
7pdfstamp_c...18.bat
windows10-2004-x64
7pdfstamp_c...fs.bat
windows7-x64
7pdfstamp_c...fs.bat
windows10-2004-x64
7pdfstamp_c.../2.bat
windows7-x64
7pdfstamp_c.../2.bat
windows10-2004-x64
7pdfstamp_c.../3.bat
windows7-x64
7pdfstamp_c.../3.bat
windows10-2004-x64
7pdfstamp_c.../4.bat
windows7-x64
7pdfstamp_c.../4.bat
windows10-2004-x64
7pdfstamp_c.../5.bat
windows7-x64
7pdfstamp_c.../5.bat
windows10-2004-x64
7pdfstamp_c.../6.bat
windows7-x64
7pdfstamp_c.../6.bat
windows10-2004-x64
7Analysis
- max time kernel
140s - max time network
162s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
05/06/2024, 11:04
Behavioral task
behavioral1
Sample
pdfstamp_cmd/example/1.bat
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
pdfstamp_cmd/example/1.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
pdfstamp_cmd/example/10.bat
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
pdfstamp_cmd/example/10.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
pdfstamp_cmd/example/11.bat
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
pdfstamp_cmd/example/11.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
pdfstamp_cmd/example/12.bat
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
pdfstamp_cmd/example/12.bat
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
pdfstamp_cmd/example/13.bat
Resource
win7-20240508-en
Behavioral task
behavioral10
Sample
pdfstamp_cmd/example/13.bat
Resource
win10v2004-20240426-en
Behavioral task
behavioral11
Sample
pdfstamp_cmd/example/14.bat
Resource
win7-20231129-en
Behavioral task
behavioral12
Sample
pdfstamp_cmd/example/14.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
pdfstamp_cmd/example/15.bat
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
pdfstamp_cmd/example/15.bat
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
pdfstamp_cmd/example/16.bat
Resource
win7-20240508-en
Behavioral task
behavioral16
Sample
pdfstamp_cmd/example/16.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
pdfstamp_cmd/example/17.bat
Resource
win7-20240215-en
Behavioral task
behavioral18
Sample
pdfstamp_cmd/example/17.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
pdfstamp_cmd/example/18.bat
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
pdfstamp_cmd/example/18.bat
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
pdfstamp_cmd/example/19-pdfs.bat
Resource
win7-20231129-en
Behavioral task
behavioral22
Sample
pdfstamp_cmd/example/19-pdfs.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
pdfstamp_cmd/example/2.bat
Resource
win7-20240508-en
Behavioral task
behavioral24
Sample
pdfstamp_cmd/example/2.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
pdfstamp_cmd/example/3.bat
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
pdfstamp_cmd/example/3.bat
Resource
win10v2004-20240426-en
Behavioral task
behavioral27
Sample
pdfstamp_cmd/example/4.bat
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
pdfstamp_cmd/example/4.bat
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
pdfstamp_cmd/example/5.bat
Resource
win7-20240508-en
Behavioral task
behavioral30
Sample
pdfstamp_cmd/example/5.bat
Resource
win10v2004-20240426-en
Behavioral task
behavioral31
Sample
pdfstamp_cmd/example/6.bat
Resource
win7-20231129-en
Behavioral task
behavioral32
Sample
pdfstamp_cmd/example/6.bat
Resource
win10v2004-20240508-en
General
- Target pdfstamp_cmd/example/12.bat
- Size 270B
- Sample240605-m6ek4aee74
- SHA256 f2a132240495bc163b96a938f07015548968cadf8502affdaec6d758bf8f794e
- MD5 d60f1f4957a037fa9374adc489aea8c0
- SHA1 e7e5bc6cb2026e821a3c422c572d03e720f1e2dc
- SHA512 164123bef367df34cf819aa3eff5a6dc6b7df7c3f1ea99e499a4619745a5a6d28b9c5528431d76d8d92f1c89a6226004406ec15ca961184436e1d169d258e82a
- MD5 SHA1 SHA512
Malware Config
Signatures
-
resource yara_rule behavioral8/memory/3308-2-0x0000000000BD0000-0x0000000000C9E000-memory.dmp upx behavioral8/memory/3308-10-0x0000000000BD0000-0x0000000000C9E000-memory.dmp upx - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4656 wrote to memory of 3308 4656 cmd.exe 92 PID 4656 wrote to memory of 3308 4656 cmd.exe 92 PID 4656 wrote to memory of 3308 4656 cmd.exe 92
Processes
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\pdfstamp_cmd\example\12.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Users\Admin\AppData\Local\Temp\pdfstamp_cmd\example\pdfstamp.exepdfstamp -PDF "example.pdf" -o "12.pdf" -AT "verypdf.com Inc." -p1 -fs48 -c65296 -r-45 -AT "verypdf.com Inc." -p3 -fs48 -c65296 -r45 -AT "verypdf.com Inc." -p5 -fs48 -c65296 -r-45 -AT "verypdf.com Inc." -p7 -fs48 -c65296 -r452⤵PID:3308
-
-
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=3708 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:81⤵PID:4492