Overview
overview
10Static
static
daa40acf17...cf.iso
windows7_x64
3daa40acf17...cf.iso
windows10-2004_x64
37683275328...79.dll
windows7_x64
107683275328...79.dll
windows10-2004_x64
10INV871623.txt.lnk
windows7_x64
3INV871623.txt.lnk
windows10-2004_x64
10THjkgeCbhjm.ps1
windows7_x64
10THjkgeCbhjm.ps1
windows10-2004_x64
10notice.txt
windows7_x64
1notice.txt
windows10-2004_x64
1Analysis
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max time kernel
85s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
01-07-2022 21:13
Static task
static1
Behavioral task
behavioral1
Sample
daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso
Resource
win10v2004-20220414-en
Behavioral task
behavioral3
Sample
768327532892733679.dll
Resource
win7-20220414-en
Behavioral task
behavioral4
Sample
768327532892733679.dll
Resource
win10v2004-20220414-en
Behavioral task
behavioral5
Sample
INV871623.txt.lnk
Resource
win7-20220414-en
Behavioral task
behavioral6
Sample
INV871623.txt.lnk
Resource
win10v2004-20220414-en
Behavioral task
behavioral7
Sample
THjkgeCbhjm.ps1
Resource
win7-20220414-en
Behavioral task
behavioral8
Sample
THjkgeCbhjm.ps1
Resource
win10v2004-20220414-en
Behavioral task
behavioral9
Sample
notice.txt
Resource
win7-20220414-en
Behavioral task
behavioral10
Sample
notice.txt
Resource
win10v2004-20220414-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 6 IoCs
Processes:
AUDIODG.EXE7zFM.exedescription pid process Token: 33 892 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 892 AUDIODG.EXE Token: 33 892 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 892 AUDIODG.EXE Token: SeRestorePrivilege 1944 7zFM.exe Token: 35 1944 7zFM.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
isoburn.exe7zFM.exepid process 1632 isoburn.exe 1944 7zFM.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
cmd.exedescription pid process target process PID 1228 wrote to memory of 1632 1228 cmd.exe isoburn.exe PID 1228 wrote to memory of 1632 1228 cmd.exe isoburn.exe PID 1228 wrote to memory of 1632 1228 cmd.exe isoburn.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso1⤵
- Suspicious use of WriteProcessMemory
PID:1228 -
C:\Windows\System32\isoburn.exe"C:\Windows\System32\isoburn.exe" "C:\Users\Admin\AppData\Local\Temp\daa40acf17585b2246dc1e9e6610964368f6fb854fdc16a1972c7908c23ab5cf.iso"2⤵
- Suspicious use of FindShellTrayWindow
PID:1632
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵PID:672
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x40c1⤵
- Suspicious use of AdjustPrivilegeToken
PID:892
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C:\Windows\System32\isoburn.exe"C:\Windows\System32\isoburn.exe" "C:\Users\Admin\Desktop\DisableTrace.iso"1⤵PID:1516
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C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\Desktop\DisableTrace.iso"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1944