59821b8aabe5acc8b1eb91ed2de2cba91b05351c3d9e3bf52ba0ba786f359b87

Analysis

max time kernel
4294367s
max time network
318s
platform
windows7_x64
resource
win7-20220310-en
submitted
22-03-2022 15:39

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General

Target

resources.bat
Size

297B
MD5

4f1e373b0722cbb9c21cc0ac8322ed74
SHA1

8049f6d60b0fc03ad792a13e634a661d1fc37af0
SHA256

1fd144713737510991caa7dbdf03451aee1edc80e7a99773b38ec1f0b436a4d8
SHA512

42b7710eaf3746a27dc7f4578ddebbc36adc075d4f68bb2fbddfdbf8c6d60018fe1d4246aa3a28becaec8990b9c9f51107c96321a526570c20e80351e22ed95d

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows\CurrentVersion\Run\Bloom = "C:\\Users\\Admin\\AppData\\Roaming\\Bloom\\Bloom.exe --zAZsKBNE"	reg.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 1268	536	cmd.exe	28
PID 536 wrote to memory of 1268	536	cmd.exe	28
PID 536 wrote to memory of 1268	536	cmd.exe	28
PID 536 wrote to memory of 580	536	cmd.exe	29
PID 536 wrote to memory of 580	536	cmd.exe	29
PID 536 wrote to memory of 580	536	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\resources.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:536
- C:\Windows\system32\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /v Bloom /f
  2⤵
  PID:1268
- C:\Windows\system32\reg.exe
  reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /v Bloom /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Bloom\Bloom.exe --zAZsKBNE" /f
  2⤵
  - Adds Run key to start application
  PID:580

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/536-54-0x000007FEFC511000-0x000007FEFC513000-memory.dmp

Filesize
8KB

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