c3fa59901d56ce8a95a303b22fd119cb94abf4f43c4f6d60a81fd78b7d00fa65

Analysis

max time kernel
1558s
max time network
1558s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 14:01

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General

Target

NITRO_GEN.rar
Size

36B
MD5

a1ca4bebcd03fafbe2b06a46a694e29a
SHA1

ffc88125007c23ff6711147a12f9bba9c3d197ed
SHA256

c3fa59901d56ce8a95a303b22fd119cb94abf4f43c4f6d60a81fd78b7d00fa65
SHA512

6fe1730bf2a6bba058c5e1ef309a69079a6acca45c0dbca4e7d79c877257ac08e460af741459d1e335197cf4de209f2a2997816f2a2a3868b2c8d086ef789b0e

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2100	notepad.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeRestorePrivilege	2664	7zFM.exe
Token: 35	2664	7zFM.exe
Token: SeRestorePrivilege	316	7zG.exe
Token: 35	316	7zG.exe
Token: SeSecurityPrivilege	316	7zG.exe
Token: SeSecurityPrivilege	316	7zG.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2664	7zFM.exe
316	7zG.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 1620	2252	cmd.exe	31
PID 2252 wrote to memory of 1620	2252	cmd.exe	31
PID 2252 wrote to memory of 1620	2252	cmd.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\NITRO_GEN.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\NITRO_GEN.rar
  2⤵
  - Modifies registry class
  PID:1620

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2828

C:\Windows\System32\notepad.exe
"C:\Windows\System32\notepad.exe" "C:\Users\Admin\Downloads\CompressUnprotect.ps1"
1⤵
- Opens file in notepad (likely ransom note)
PID:2100

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\NITRO_GEN.rar"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2664

C:\Program Files\7-Zip\7zG.exe
"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Desktop\" -an -ai#7zMap13299:76:7zEvent30226
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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