1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5

Analysis

max time kernel
172s
max time network
68s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 21:02

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General

Target

1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe
Size

146KB
MD5

347dd5d628f7c173865109ec1675a3b6
SHA1

6bb04ab532c61f4feead2c6ac57d1db136ce4fe3
SHA256

1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5
SHA512

4f5ad90e991c89df480acb1dbd349ecb14380716469d172df8dbe8dcbc157cccde592a66df4a1f66c36b9097da0b73478294771ad245e0162288e3f7c1a33eae
SSDEEP

3072:HyBla+ZcXGqHzEhDYn5/NHPdm1AxALvWpq+9KbGsc/LOzh:8bUEwzlmaA+rY

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

jdbgmgrnt.exe

pid process

1788 jdbgmgrnt.exe

pid	process
1788	jdbgmgrnt.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1372-55-0x0000000000400000-0x0000000000513000-memory.dmp	upx
C:\Windows\jdbgmgrnt.exe	upx
behavioral1/memory/1788-62-0x0000000000400000-0x0000000000513000-memory.dmp	upx
behavioral1/memory/1372-63-0x0000000000400000-0x0000000000513000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

jdbgmgrnt.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	jdbgmgrnt.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Service Registry NT Save = "\"c:\\windows\\jdbgmgrnt.exe\""	jdbgmgrnt.exe

Drops file in Windows directory 3 IoCs

Processes:

1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exejdbgmgrnt.exe

description	ioc	process
File created	\??\c:\windows\jdbgmgrnt.exe	1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe
File opened for modification	\??\c:\windows\jdbgmgrnt.exe	1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe
File created	C:\Windows\runlog.dat	jdbgmgrnt.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exejdbgmgrnt.exe

pid process

1372 1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe
1788 jdbgmgrnt.exe

pid	process
1372	1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe
1788	jdbgmgrnt.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe

description	pid	process	target process
PID 1372 wrote to memory of 1788	1372	1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe	jdbgmgrnt.exe
PID 1372 wrote to memory of 1788	1372	1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe	jdbgmgrnt.exe
PID 1372 wrote to memory of 1788	1372	1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe	jdbgmgrnt.exe
PID 1372 wrote to memory of 1788	1372	1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe	jdbgmgrnt.exe

C:\Users\Admin\AppData\Local\Temp\1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe
"C:\Users\Admin\AppData\Local\Temp\1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1372

\??\c:\windows\jdbgmgrnt.exe
c:\windows\jdbgmgrnt.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:1788

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

C:\Windows\jdbgmgrnt.exe

Filesize
146KB

MD5
347dd5d628f7c173865109ec1675a3b6

SHA1
6bb04ab532c61f4feead2c6ac57d1db136ce4fe3

SHA256
1e11120966d3d8c9a30424ea6a2622f48a6917ef0630a5432f0c24f2ebd2a7b5

SHA512
4f5ad90e991c89df480acb1dbd349ecb14380716469d172df8dbe8dcbc157cccde592a66df4a1f66c36b9097da0b73478294771ad245e0162288e3f7c1a33eae

Download Submit
memory/1372-55-0x0000000000400000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download
memory/1372-61-0x0000000002690000-0x00000000027A3000-memory.dmp

Filesize
1.1MB

Download
memory/1372-63-0x0000000000400000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download
memory/1788-57-0x0000000000000000-mapping.dmp

Download
memory/1788-62-0x0000000000400000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download