55ad649a064b42a3dacdf746697b3c9462929569a3e2cf23278b5aa7145356fc

Analysis

max time kernel
151s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20-05-2022 13:32

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General

Target

55ad649a064b42a3dacdf746697b3c9462929569a3e2cf23278b5aa7145356fc.jar
Size

155KB
MD5

8357f301e6ae06389b7108b08796d20b
SHA1

3aca07fea18b1d9947dcc5abe3aed4d6d06b2a40
SHA256

55ad649a064b42a3dacdf746697b3c9462929569a3e2cf23278b5aa7145356fc
SHA512

ce0b9a10766f0cd00df5d346c0b7efeb305b8d77e5f6166225ddcc3e062db64d1fd0f5b4f6b310470cf1110d9cb2e55a041b1e5dde58506e67d0de4c9c6afdb2

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

Processes:

REG.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	REG.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Adobe Java bridge = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe\\AIR\\jre13v3bridge.jar"	REG.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

3992 REG.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

java.exe

pid process

896 java.exe
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 896 wrote to memory of 3992 896 java.exe REG.exe
PID 896 wrote to memory of 3992 896 java.exe REG.exe

pid	process
3992	REG.exe

pid	process
896	java.exe

description	pid	process	target process
PID 896 wrote to memory of 3992	896	java.exe	REG.exe
PID 896 wrote to memory of 3992	896	java.exe	REG.exe

C:\ProgramData\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\55ad649a064b42a3dacdf746697b3c9462929569a3e2cf23278b5aa7145356fc.jar
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:896
- C:\Windows\SYSTEM32\REG.exe
  REG ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "Adobe Java bridge" /d "C:\Users\Admin\AppData\Roaming\Adobe\AIR\jre13v3bridge.jar"
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:3992

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/896-132-0x0000000003600000-0x0000000004600000-memory.dmp

Filesize
16.0MB

Download
memory/3992-140-0x0000000000000000-mapping.dmp

Download