a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458

Analysis

max time kernel
42s
max time network
143s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 12:35

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General

Target

a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe
Size

431KB
MD5

8c181b9050c2ad9c488db9caeff6b6df
SHA1

51df5b65ed306e8ca1ca3c92c187087a49bc52dd
SHA256

a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458
SHA512

d57d3cf7a7a8b5d1cc9a8395a87d9bb90cebc45b0f15f35f4d19508ac7d1abc3b07d70f25b43042b4899d051c922ccdd158649973862f14f609eceb8d16a197b
SSDEEP

12288:TUcbYtpirrDNhpSURrYfUTU6AZQwz8irR5igDu:TUG8pODN3FY8RASgFG

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1028	zxzz.exe

Loads dropped DLL 2 IoCs

pid	Process
1552	a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe
1552	a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe

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\zhghghg = "C:\\xzzzs\\zxzz.exe"	a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 1028	1552	a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe	27
PID 1552 wrote to memory of 1028	1552	a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe	27
PID 1552 wrote to memory of 1028	1552	a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe	27
PID 1552 wrote to memory of 1028	1552	a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe	27

C:\Users\Admin\AppData\Local\Temp\a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe
"C:\Users\Admin\AppData\Local\Temp\a4fb8965609331ec743a6a612eb72ed63ffa0baaea014efb8e8d0ce00c8f2458.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1552
- C:\xzzzs\zxzz.exe
  C:\xzzzs\zxzz.exe
  2⤵
  - Executes dropped EXE
  PID:1028

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:\xzzzs\zxzz.exe

Filesize
430KB

MD5
c57c03ff5350ab2349b6801e687adca4

SHA1
bfddf7db73e7b5751705f1dece2b67ffbe29c380

SHA256
d9229692b77a29516d0564f4c5a2572280f6e3499d55b21bbb21f0f8f1175800

SHA512
aefeef84a8046cdb50e55e998d1831cdf7479020f7839aaf408f98555c5c6c8c1ef6298ceea41b7d1902a6a67d1b923dee263089573fa3bac2e53412b048e9bd

Download Submit
C:\xzzzs\zxzz.exe

Filesize
430KB

MD5
c57c03ff5350ab2349b6801e687adca4

SHA1
bfddf7db73e7b5751705f1dece2b67ffbe29c380

SHA256
d9229692b77a29516d0564f4c5a2572280f6e3499d55b21bbb21f0f8f1175800

SHA512
aefeef84a8046cdb50e55e998d1831cdf7479020f7839aaf408f98555c5c6c8c1ef6298ceea41b7d1902a6a67d1b923dee263089573fa3bac2e53412b048e9bd

Download Submit
\xzzzs\zxzz.exe

Filesize
430KB

MD5
c57c03ff5350ab2349b6801e687adca4

SHA1
bfddf7db73e7b5751705f1dece2b67ffbe29c380

SHA256
d9229692b77a29516d0564f4c5a2572280f6e3499d55b21bbb21f0f8f1175800

SHA512
aefeef84a8046cdb50e55e998d1831cdf7479020f7839aaf408f98555c5c6c8c1ef6298ceea41b7d1902a6a67d1b923dee263089573fa3bac2e53412b048e9bd

Download Submit
\xzzzs\zxzz.exe

Filesize
430KB

MD5
c57c03ff5350ab2349b6801e687adca4

SHA1
bfddf7db73e7b5751705f1dece2b67ffbe29c380

SHA256
d9229692b77a29516d0564f4c5a2572280f6e3499d55b21bbb21f0f8f1175800

SHA512
aefeef84a8046cdb50e55e998d1831cdf7479020f7839aaf408f98555c5c6c8c1ef6298ceea41b7d1902a6a67d1b923dee263089573fa3bac2e53412b048e9bd

Download Submit