89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a

Analysis

max time kernel
151s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 08:27

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General

Target

89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe
Size

28KB
MD5

3cf1dbdfbf45864bb8b4f35f8b5c81b0
SHA1

aa43756caa927fcb40be9d1ffc6481fad54a0bcf
SHA256

89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a
SHA512

cae8ed8274621ca7a513a7bf637cb583b929c5239fd2a692ac2fb3e28c36ffdc8ac8fa3b0cdcf01b974f9623806048f0d30fac42e09543d21976088209a69f99
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNItO0l:Dv8IRRdsxq1DjJcqf3tTl

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1660	services.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5056-132-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0006000000022e5e-134.dat	upx
behavioral2/files/0x0006000000022e5e-135.dat	upx
behavioral2/memory/1660-136-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1660-138-0x0000000000400000-0x0000000000408000-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"	89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.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	89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe
File opened for modification	C:\Windows\java.exe	89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe
File created	C:\Windows\java.exe	89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 1660	5056	89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe	84
PID 5056 wrote to memory of 1660	5056	89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe	84
PID 5056 wrote to memory of 1660	5056	89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe	84

C:\Users\Admin\AppData\Local\Temp\89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe
"C:\Users\Admin\AppData\Local\Temp\89c9b1be9511151458b44129702dfa29ed6b2c68794669ec2ebd3bcb4d1f255a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:5056
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1660

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
ae901c705d2acbbf16cb4a0a21967ac2

SHA1
952b8ec56fe38191c39b225c293866242de44eb9

SHA256
b17aa89bee65224dcea59f7e4f6403978234a7fe2251d15d9300ed332fe3ed2a

SHA512
891bc1a74bb40679b15fbbb2dd983dc2d60848538760f7e0e8ce6b0b74f5f87aab10a096abd955c45673e6dcb897742856db8abd4be031e602b407e6b3372ace

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/1660-136-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1660-138-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5056-132-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download