d8f43f9f8ee2a8ef0d826c65fb03a00618c447c1c25c1715ec5bde17544936d2

Analysis

max time kernel
127s
max time network
30s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
18-11-2022 02:01

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General

Target

EU39.iso
Size

970KB
MD5

61785c9b1a2451a094e3064d032f01cb
SHA1

39bbaf1ef1c7f9778257ff7c789dcbe5484459e1
SHA256

d8f43f9f8ee2a8ef0d826c65fb03a00618c447c1c25c1715ec5bde17544936d2
SHA512

f4ff56f4138ecf4101e0509d93529f2f33f595fd0f7a83ff1fd68932be33f24896057a1e2d8b0394041b7fe74e47cf5cc68b04b39e6481cca2031dcb6c11d5e7
SSDEEP

12288:KoEKwnONVvoo6F+DfZxL4+Dir8lkQ5z4hb0mKFX4GfOs5VBNYRbWAUWWvoYPiwBP:KoEKw9o6F+DRt4Tr8lkBhQp2QOU

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

isoburn.exe

pid process

268 isoburn.exe

pid	process
268	isoburn.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

cmd.exe

description	pid	process	target process
PID 1236 wrote to memory of 268	1236	cmd.exe	isoburn.exe
PID 1236 wrote to memory of 268	1236	cmd.exe	isoburn.exe
PID 1236 wrote to memory of 268	1236	cmd.exe	isoburn.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\EU39.iso
1⤵
- Suspicious use of WriteProcessMemory
PID:1236

C:\Windows\System32\isoburn.exe
"C:\Windows\System32\isoburn.exe" "C:\Users\Admin\AppData\Local\Temp\EU39.iso"
2⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:268

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/268-76-0x0000000000000000-mapping.dmp

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memory/1236-54-0x000007FEFC181000-0x000007FEFC183000-memory.dmp

Filesize
8KB

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