71eb350e28b592efe20008e01d50cb405eb0907ad64ebfb95e2da51803d03e39

Analysis

max time kernel
150s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
02-02-2023 13:30

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General

Target

c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe
Size

18KB
MD5

1d9d52063928945642b3f02e117f7dad
SHA1

c6f02be2bef6ff87593b858dd4d04ce5df1de474
SHA256

71eb350e28b592efe20008e01d50cb405eb0907ad64ebfb95e2da51803d03e39
SHA512

63c059fe09577ebb8c300732e3e3b48c3e0b1572141174d1e58806c7e37a4a3ba74a97439bc06d8d31e5de6ed8b5624b3dd5ec8a0d91201b33df3fe33fdfb59c
SSDEEP

384:5qtxtWAf1migKLqCMPUtmKqjgd2E1sDh6Xtb4WcwWpl6eV2wX+RtCDHNJ1:5q3tTf17g9CiU3qjEXkWcbXV2w2tCDh

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2032	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe

Adds Run key to start application 2 TTPs 1 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\cinfonmc = "C:\\Windows\\cinfonmc.exe"	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\cinfonmc.dll	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\cinfonmc.exe	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe
File opened for modification	C:\Windows\cinfonmc.exe	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2032	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2032	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1212	2032	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe	16
PID 2032 wrote to memory of 1212	2032	c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe	16

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe
  "C:\Users\Admin\AppData\Local\Temp\c6f02be2bef6ff87593b858dd4d04ce5df1de474.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2032

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

\Windows\SysWOW64\cinfonmc.dll

Filesize
27KB

MD5
346f98d37c7406e19ebce93c63551724

SHA1
4fd0869c4b33a2b46c0f1bd5f23faa63a2916730

SHA256
f3974f179ff8631678be8f85a501f007f3c4f31d6df1dc30b704a0b46659b702

SHA512
2c6b22e1e324773ffc9dfbf111aa3f9664031f2f566f54a43419e6f8535da2c5af1e6f1cbd587ba19c9957b31f3951c51693b926db70ad2a9104c1763c619ffb

Download Submit
memory/1212-54-0x00000000021C0000-0x00000000021C1000-memory.dmp

Filesize
4KB

Download
memory/1212-55-0x00000000021D0000-0x00000000021D1000-memory.dmp

Filesize
4KB

Download