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
403s -
max time network
1606s -
platform
windows10_x64 -
resource
win10-20220414-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
INV871623.txt.lnk
-
Size
1KB
-
MD5
7c1073209e40cb0957e097eb86ae4d79
-
SHA1
fd8b3b87f44bfef8f5a7af23adf496b5494eaf01
-
SHA256
1202a0e6d4b0282bcade76291346b5b410f05e05c978c087147a4c2006d69b42
-
SHA512
ac6b78c0657388119e3c7d70c3b708ffbdc643965dcd9d11240b96110559b5e24409bc34921fa700bdeb39c16d37b40b6c1b83420f302137a46c84ca66e61406
Malware Config
Extracted
icedid
1825398430
ciaontroni.com
Signatures
-
suricata: ET MALWARE Win32/IcedID Request Cookie
suricata: ET MALWARE Win32/IcedID Request Cookie
-
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 2 4332 rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 1 IoCs
Processes:
powershell.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3297182285-798020602-2032295036-1000_Classes\Local Settings powershell.exe -
Opens file in notepad (likely ransom note) 1 IoCs
Processes:
NOTEPAD.EXEpid process 4312 NOTEPAD.EXE -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exerundll32.exepid process 2752 powershell.exe 2752 powershell.exe 2752 powershell.exe 4332 rundll32.exe 4332 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2752 powershell.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
cmd.exepowershell.exedescription pid process target process PID 2292 wrote to memory of 2752 2292 cmd.exe powershell.exe PID 2292 wrote to memory of 2752 2292 cmd.exe powershell.exe PID 2752 wrote to memory of 4312 2752 powershell.exe NOTEPAD.EXE PID 2752 wrote to memory of 4312 2752 powershell.exe NOTEPAD.EXE PID 2752 wrote to memory of 4332 2752 powershell.exe rundll32.exe PID 2752 wrote to memory of 4332 2752 powershell.exe rundll32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\INV871623.txt.lnk1⤵
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -exec bypass -w h -file THjkgeCbhjm.ps12⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\notice.txt3⤵
- Opens file in notepad (likely ransom note)
PID:4312 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" 768327532892733679.dll,#13⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:4332