Analysis
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max time kernel
113s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11-10-2022 15:01
Static task
static1
Behavioral task
behavioral1
Sample
7-7811296177.zip
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
7-7811296177.zip
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
8198d59461dfb08d7a350333d1459231543c6a29e8db7c31fd14850868a75a38.iso
Resource
win7-20220812-en
Behavioral task
behavioral4
Sample
8198d59461dfb08d7a350333d1459231543c6a29e8db7c31fd14850868a75a38.iso
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
NAMUJS_ETRANSFER_RECEIPT.exe
Resource
win7-20220812-en
Behavioral task
behavioral6
Sample
NAMUJS_ETRANSFER_RECEIPT.exe
Resource
win10v2004-20220812-en
General
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Target
8198d59461dfb08d7a350333d1459231543c6a29e8db7c31fd14850868a75a38.iso
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Size
300.6MB
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MD5
9589b37034846688cf65653486bcd897
-
SHA1
6065a4703cd749c5196bdfa8a7d79732e3a11368
-
SHA256
8198d59461dfb08d7a350333d1459231543c6a29e8db7c31fd14850868a75a38
-
SHA512
d58310560d0792e768ba2615524cf7bb3c79421a70e07d6c08313b5fb361fdba62c8e39b445fa38d3db2006c9530608afa3930a5109fc291fd90e62e104819dd
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SSDEEP
24576:qzEo/IReVjVaXcqqza/KkJVWpcpr8lCGyi2FBGbZLipIjJ7Fb5DIoN3EtO:qziCYXKzyKkJM8r8lXyEGpIjJ73jtEt
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
cmd.exedescription pid process target process PID 2028 wrote to memory of 1644 2028 cmd.exe isoburn.exe PID 2028 wrote to memory of 1644 2028 cmd.exe isoburn.exe PID 2028 wrote to memory of 1644 2028 cmd.exe isoburn.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\8198d59461dfb08d7a350333d1459231543c6a29e8db7c31fd14850868a75a38.iso1⤵
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Windows\System32\isoburn.exe"C:\Windows\System32\isoburn.exe" "C:\Users\Admin\AppData\Local\Temp\8198d59461dfb08d7a350333d1459231543c6a29e8db7c31fd14850868a75a38.iso"2⤵PID:1644