26f86b2a7dd532807905d30243c2f595699ed7fc28a493eac94301d851e36be6

Analysis

max time kernel
170s
max time network
37s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
04/01/2024, 17:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4172afdd8a093238a4d1080a99000338.exe
Size

373KB
MD5

4172afdd8a093238a4d1080a99000338
SHA1

7e80a6841c4fcfbdeeb5e1445ed10b84886402fa
SHA256

26f86b2a7dd532807905d30243c2f595699ed7fc28a493eac94301d851e36be6
SHA512

60831b4e322ecab11497b86724605bd6edb8eee9fcd0fa88f4f35c848c03c7035c26938b75592a3bb9969537b406febcc46d77bfed3dc3d6ced11ccb85d25189
SSDEEP

6144:wlpCy8A2NxfcJPZBYh2h65ceX3STIhD631DmDb5ym1d2HansKUelUM/1wCvpzoOz:EpCy5nGh2U57C8tPDl66sq2MCCvLb

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1648	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
528	wxaudiihm.exe

Loads dropped DLL 3 IoCs

pid	Process
1648	cmd.exe
1648	cmd.exe
528	wxaudiihm.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
2740	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2640	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
528	wxaudiihm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	taskkill.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe
528	wxaudiihm.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 1648	3008	4172afdd8a093238a4d1080a99000338.exe	32
PID 3008 wrote to memory of 1648	3008	4172afdd8a093238a4d1080a99000338.exe	32
PID 3008 wrote to memory of 1648	3008	4172afdd8a093238a4d1080a99000338.exe	32
PID 3008 wrote to memory of 1648	3008	4172afdd8a093238a4d1080a99000338.exe	32
PID 1648 wrote to memory of 2740	1648	cmd.exe	31
PID 1648 wrote to memory of 2740	1648	cmd.exe	31
PID 1648 wrote to memory of 2740	1648	cmd.exe	31
PID 1648 wrote to memory of 2740	1648	cmd.exe	31
PID 1648 wrote to memory of 2640	1648	cmd.exe	34
PID 1648 wrote to memory of 2640	1648	cmd.exe	34
PID 1648 wrote to memory of 2640	1648	cmd.exe	34
PID 1648 wrote to memory of 2640	1648	cmd.exe	34
PID 1648 wrote to memory of 528	1648	cmd.exe	35
PID 1648 wrote to memory of 528	1648	cmd.exe	35
PID 1648 wrote to memory of 528	1648	cmd.exe	35
PID 1648 wrote to memory of 528	1648	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\4172afdd8a093238a4d1080a99000338.exe
"C:\Users\Admin\AppData\Local\Temp\4172afdd8a093238a4d1080a99000338.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 3008 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\4172afdd8a093238a4d1080a99000338.exe" & start C:\Users\Admin\AppData\Local\WXAUDI~1.EXE -f
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1648
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:2640
- - C:\Users\Admin\AppData\Local\wxaudiihm.exe
    C:\Users\Admin\AppData\Local\WXAUDI~1.EXE -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:528

C:\Windows\SysWOW64\taskkill.exe
taskkill /f /pid 3008
1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\wxaudiihm.exe

Filesize
373KB

MD5
4172afdd8a093238a4d1080a99000338

SHA1
7e80a6841c4fcfbdeeb5e1445ed10b84886402fa

SHA256
26f86b2a7dd532807905d30243c2f595699ed7fc28a493eac94301d851e36be6

SHA512
60831b4e322ecab11497b86724605bd6edb8eee9fcd0fa88f4f35c848c03c7035c26938b75592a3bb9969537b406febcc46d77bfed3dc3d6ced11ccb85d25189

Download Submit
memory/528-25-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-24-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-30-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-29-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-28-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-27-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-26-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-19-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/528-18-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-16-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-17-0x0000000000280000-0x0000000000282000-memory.dmp

Filesize
8KB

Download
memory/528-14-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-12-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/528-20-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/528-21-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/528-23-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/3008-1-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/3008-0-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/3008-2-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/3008-7-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/3008-5-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/3008-3-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download
memory/3008-4-0x0000000001000000-0x00000000010A7000-memory.dmp

Filesize
668KB

Download