4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988

Analysis

max time kernel
175s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 17:36

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General

Target

4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe
Size

28KB
MD5

19473e43294a405aa7f801f2ec9f0c29
SHA1

d3bd484e3194d2d5f4ff6590b98cd599f21291d0
SHA256

4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988
SHA512

343bd91b88a9a23415447ebc5ea24e8e2541ee96928f26bed426b4c6d5142344e90a049fb9f51099751e593b7915228e1deaad97273fd78a6a4fff484a74116d
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNGm:Dv8IRRdsxq1DjJcqfC

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4444	services.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0008000000022e0a-133.dat	upx
behavioral2/files/0x0008000000022e0a-134.dat	upx
behavioral2/memory/4932-136-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4444-137-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4444-138-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe
File opened for modification	C:\Windows\java.exe	4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe
File created	C:\Windows\java.exe	4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4932 wrote to memory of 4444	4932	4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe	83
PID 4932 wrote to memory of 4444	4932	4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe	83
PID 4932 wrote to memory of 4444	4932	4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe	83

C:\Users\Admin\AppData\Local\Temp\4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe
"C:\Users\Admin\AppData\Local\Temp\4b7b239ca8d8bad4d14d88d50dbece31de94a6042803fea36a9337ce32255988.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4932
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:4444

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:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
8efefcb3e2a03dd4d1f7a510425e5bb2

SHA1
012959a5893953acce462ba4f783b7d63d991c28

SHA256
c41f6e5d6b734d612cfc22466865b3987e5dae9c9f8fb408cf688ac6b9f535cb

SHA512
8a5ef9b2a052380c2564e79d1aa467e7ec6b7490819fe40b81828a1ef3da0c837e08db217a9771a850cff5290520eeac46e16a51d5c554da37e2c992d4578344

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4444-137-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4444-138-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4932-136-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download