Overview
overview
10Static
static
daa40acf17...cf.iso
windows7_x64
3daa40acf17...cf.iso
windows10_x64
3daa40acf17...cf.iso
windows10-2004_x64
3daa40acf17...cf.iso
windows11_x64
7683275328...79.dll
windows7_x64
107683275328...79.dll
windows10_x64
107683275328...79.dll
windows10-2004_x64
107683275328...79.dll
windows11_x64
INV871623.txt.lnk
windows7_x64
3INV871623.txt.lnk
windows10_x64
10INV871623.txt.lnk
windows10-2004_x64
10INV871623.txt.lnk
windows11_x64
THjkgeCbhjm.ps1
windows7_x64
10THjkgeCbhjm.ps1
windows10_x64
10THjkgeCbhjm.ps1
windows10-2004_x64
10THjkgeCbhjm.ps1
windows11_x64
notice.txt
windows7_x64
1notice.txt
windows10_x64
1notice.txt
windows10-2004_x64
1notice.txt
windows11_x64
Analysis
-
max time kernel
1622s -
max time network
1626s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
05-07-2022 16:10
Static task
static1
Behavioral task
behavioral1
Sample
daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso
Resource
win10-20220414-en
Behavioral task
behavioral3
Sample
daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso
Resource
win10v2004-20220414-en
Behavioral task
behavioral4
Sample
daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso
Resource
win11-20220223-en
Behavioral task
behavioral5
Sample
768327532892733679.dll
Resource
win7-20220414-en
Behavioral task
behavioral6
Sample
768327532892733679.dll
Resource
win10-20220414-en
Behavioral task
behavioral7
Sample
768327532892733679.dll
Resource
win10v2004-20220414-en
Behavioral task
behavioral8
Sample
768327532892733679.dll
Resource
win11-20220223-en
Behavioral task
behavioral9
Sample
INV871623.txt.lnk
Resource
win7-20220414-en
Behavioral task
behavioral10
Sample
INV871623.txt.lnk
Resource
win10-20220414-en
Behavioral task
behavioral11
Sample
INV871623.txt.lnk
Resource
win10v2004-20220414-en
Behavioral task
behavioral12
Sample
INV871623.txt.lnk
Resource
win11-20220223-en
Behavioral task
behavioral13
Sample
THjkgeCbhjm.ps1
Resource
win7-20220414-en
Behavioral task
behavioral14
Sample
THjkgeCbhjm.ps1
Resource
win10-20220414-en
Behavioral task
behavioral15
Sample
THjkgeCbhjm.ps1
Resource
win10v2004-20220414-en
Behavioral task
behavioral16
Sample
THjkgeCbhjm.ps1
Resource
win11-20220223-en
Behavioral task
behavioral17
Sample
notice.txt
Resource
win7-20220414-en
Behavioral task
behavioral18
Sample
notice.txt
Resource
win10-20220414-en
Behavioral task
behavioral19
Sample
notice.txt
Resource
win10v2004-20220414-en
Behavioral task
behavioral20
Sample
notice.txt
Resource
win11-20220223-en
General
-
Target
daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso
-
Size
496KB
-
MD5
7890c93fc13ca9e643c738a11054ec86
-
SHA1
0e0f581e3b2b69d4cc139c84e2367ae5af53b5ae
-
SHA256
daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf
-
SHA512
7eb809eee53b1dc473b3b1ac21d1c08a6d9e86515d2cc43d970b70d9ba44aa8eb29e9e95e5a0521d5c28334ff5730c80a3f2bbfd4839c3de59ad5be9c2bd09d6
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
AUDIODG.EXEdescription pid process Token: 33 1744 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1744 AUDIODG.EXE Token: 33 1744 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1744 AUDIODG.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
isoburn.exepid process 1692 isoburn.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
cmd.exedescription pid process target process PID 1984 wrote to memory of 1692 1984 cmd.exe isoburn.exe PID 1984 wrote to memory of 1692 1984 cmd.exe isoburn.exe PID 1984 wrote to memory of 1692 1984 cmd.exe isoburn.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso1⤵
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\System32\isoburn.exe"C:\Windows\System32\isoburn.exe" "C:\Users\Admin\AppData\Local\Temp\daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso"2⤵
- Suspicious use of FindShellTrayWindow
PID:1692
-
C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵PID:1636
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x5301⤵
- Suspicious use of AdjustPrivilegeToken
PID:1744