f871f674bab2c920b5849f0db43037fd1574ccd75d9ac8aa1b49f2d932c54590

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 07:49

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General

Target

1010405283251a0fc04f559d7f9250a4.exe
Size

405KB
MD5

1010405283251a0fc04f559d7f9250a4
SHA1

75dfa8473cc36f2229d8093faf135e145c857624
SHA256

f871f674bab2c920b5849f0db43037fd1574ccd75d9ac8aa1b49f2d932c54590
SHA512

7c9719400b11464c02ce8e7f33b6957965f9936c2bad3a904840a92abddab31127568ae25056d8fb3afdf8907a1c4cf76e25a1a0727fb186553fc4d01ca7c8bc
SSDEEP

6144:ExPhEmYFXGMxi//IZNf0TgsC9gNKNAi4r8n/N20yiLu9cCz:E7EBX9xYAZNf0sgeAi48w9Dz

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2004	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2824	qzxesfnxmt.exe

Loads dropped DLL 2 IoCs

pid	Process
2004	cmd.exe
2824	qzxesfnxmt.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	1010405283251a0fc04f559d7f9250a4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	qzxesfnxmt.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2116	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2688	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2116	taskkill.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe
2824	qzxesfnxmt.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2004	2164	1010405283251a0fc04f559d7f9250a4.exe	28
PID 2164 wrote to memory of 2004	2164	1010405283251a0fc04f559d7f9250a4.exe	28
PID 2164 wrote to memory of 2004	2164	1010405283251a0fc04f559d7f9250a4.exe	28
PID 2164 wrote to memory of 2004	2164	1010405283251a0fc04f559d7f9250a4.exe	28
PID 2004 wrote to memory of 2116	2004	cmd.exe	30
PID 2004 wrote to memory of 2116	2004	cmd.exe	30
PID 2004 wrote to memory of 2116	2004	cmd.exe	30
PID 2004 wrote to memory of 2116	2004	cmd.exe	30
PID 2004 wrote to memory of 2688	2004	cmd.exe	32
PID 2004 wrote to memory of 2688	2004	cmd.exe	32
PID 2004 wrote to memory of 2688	2004	cmd.exe	32
PID 2004 wrote to memory of 2688	2004	cmd.exe	32
PID 2004 wrote to memory of 2824	2004	cmd.exe	33
PID 2004 wrote to memory of 2824	2004	cmd.exe	33
PID 2004 wrote to memory of 2824	2004	cmd.exe	33
PID 2004 wrote to memory of 2824	2004	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\1010405283251a0fc04f559d7f9250a4.exe
"C:\Users\Admin\AppData\Local\Temp\1010405283251a0fc04f559d7f9250a4.exe"
1⤵
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2164 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\1010405283251a0fc04f559d7f9250a4.exe" & start C:\Users\Admin\AppData\Local\QZXESF~1.EXE -f
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 2164
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2116
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:2688
- - C:\Users\Admin\AppData\Local\qzxesfnxmt.exe
    C:\Users\Admin\AppData\Local\QZXESF~1.EXE -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Enumerates system info in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\qzxesfnxmt.exe

Filesize
405KB

MD5
1010405283251a0fc04f559d7f9250a4

SHA1
75dfa8473cc36f2229d8093faf135e145c857624

SHA256
f871f674bab2c920b5849f0db43037fd1574ccd75d9ac8aa1b49f2d932c54590

SHA512
7c9719400b11464c02ce8e7f33b6957965f9936c2bad3a904840a92abddab31127568ae25056d8fb3afdf8907a1c4cf76e25a1a0727fb186553fc4d01ca7c8bc

Download Submit
memory/2164-0-0x0000000000280000-0x00000000002C9000-memory.dmp

Filesize
292KB

Download
memory/2164-1-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2164-2-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/2164-4-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-12-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-8-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-11-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-9-0x0000000000310000-0x0000000000312000-memory.dmp

Filesize
8KB

Download
memory/2824-13-0x0000000000310000-0x0000000000312000-memory.dmp

Filesize
8KB

Download
memory/2824-14-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-15-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-16-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-17-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-18-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download
memory/2824-19-0x0000000001000000-0x00000000010C6000-memory.dmp

Filesize
792KB

Download