e296f01aba2c0a00695d44dfd45873ce02b069ca4371018062cfe83f092bdd54

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 02:42

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General

Target

4d6544651cb7df710dec01b86da54b3f.exe
Size

617KB
MD5

4d6544651cb7df710dec01b86da54b3f
SHA1

4d2b3f9a2504824bc937be24cda6f59212c2ca5c
SHA256

e296f01aba2c0a00695d44dfd45873ce02b069ca4371018062cfe83f092bdd54
SHA512

60aa0a74bf57c584f09a5307d7948f8de387231e8a460e0b9f0742d2472e7ef5539c00a59d0d7d926cb5b70b988699e7c86c0262899ce5462d7bf02c1c4c637e
SSDEEP

12288:jMUQptdPz4l1GrBYkqRdDF3Z4mxxnDqVTVOC0JGp7x:YUQBPS12qkqRNQmX2VTz0JGp7x

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2792	Server_Setup.exe
1696	Hacker.com.cn.exe

Loads dropped DLL 4 IoCs

pid	Process
2108	4d6544651cb7df710dec01b86da54b3f.exe
2792	Server_Setup.exe
2792	Server_Setup.exe
2792	Server_Setup.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1696 set thread context of 2824	1696	Hacker.com.cn.exe	16

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\program files\common files\microsoft shared\msinfo\Server_Setup.jpg	4d6544651cb7df710dec01b86da54b3f.exe
File opened for modification	C:\program files\common files\microsoft shared\msinfo\Server_Setup.exe	Server_Setup.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Hacker.com.cn.exe	Server_Setup.exe
File opened for modification	C:\Windows\Hacker.com.cn.exe	Server_Setup.exe
File created	C:\Windows\UNINSTAL.BAT	Server_Setup.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	Server_Setup.exe
Token: SeDebugPrivilege	1696	Hacker.com.cn.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2792	2108	4d6544651cb7df710dec01b86da54b3f.exe	14
PID 2108 wrote to memory of 2792	2108	4d6544651cb7df710dec01b86da54b3f.exe	14
PID 2108 wrote to memory of 2792	2108	4d6544651cb7df710dec01b86da54b3f.exe	14
PID 2108 wrote to memory of 2792	2108	4d6544651cb7df710dec01b86da54b3f.exe	14
PID 2108 wrote to memory of 2792	2108	4d6544651cb7df710dec01b86da54b3f.exe	14
PID 2108 wrote to memory of 2792	2108	4d6544651cb7df710dec01b86da54b3f.exe	14
PID 2108 wrote to memory of 2792	2108	4d6544651cb7df710dec01b86da54b3f.exe	14
PID 1696 wrote to memory of 2824	1696	Hacker.com.cn.exe	16
PID 1696 wrote to memory of 2824	1696	Hacker.com.cn.exe	16
PID 1696 wrote to memory of 2824	1696	Hacker.com.cn.exe	16
PID 1696 wrote to memory of 2824	1696	Hacker.com.cn.exe	16
PID 1696 wrote to memory of 2824	1696	Hacker.com.cn.exe	16
PID 1696 wrote to memory of 2824	1696	Hacker.com.cn.exe	16
PID 2792 wrote to memory of 2580	2792	Server_Setup.exe	32
PID 2792 wrote to memory of 2580	2792	Server_Setup.exe	32
PID 2792 wrote to memory of 2580	2792	Server_Setup.exe	32
PID 2792 wrote to memory of 2580	2792	Server_Setup.exe	32
PID 2792 wrote to memory of 2580	2792	Server_Setup.exe	32
PID 2792 wrote to memory of 2580	2792	Server_Setup.exe	32
PID 2792 wrote to memory of 2580	2792	Server_Setup.exe	32

C:\program files\common files\microsoft shared\msinfo\Server_Setup.exe
"C:\program files\common files\microsoft shared\msinfo\Server_Setup.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\UNINSTAL.BAT
  2⤵
  PID:2580

C:\Windows\Hacker.com.cn.exe
C:\Windows\Hacker.com.cn.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1696
- C:\WINDOWS\SysWOW64\svchost.exe
  C:\WINDOWS\system32\svchost.exe
  2⤵
  PID:2824

C:\Users\Admin\AppData\Local\Temp\4d6544651cb7df710dec01b86da54b3f.exe
"C:\Users\Admin\AppData\Local\Temp\4d6544651cb7df710dec01b86da54b3f.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\Microsoft Shared\MSInfo\Server_Setup.exe

Filesize
276KB

MD5
8632a80f382f17c27e73751a9b242b92

SHA1
97236014401246e44fea1bb31a6f62221b8f25c3

SHA256
bdd0a6a722cfe76b201b8c35e87bd927a11a4e0f197998b228bbee07fd8af46f

SHA512
30e8c0fadb2898a2bd30092ac45c90cb85538647cb20a77ef517391528c78e04b53fb57ec8ff1d001030df9936db2fcdffbec7896912c3220e4ead27c4e47da1

Download Submit
memory/1696-69-0x0000000000400000-0x000000000050C000-memory.dmp

Filesize
1.0MB

Download
memory/1696-52-0x0000000000400000-0x000000000050C000-memory.dmp

Filesize
1.0MB

Download
memory/1696-53-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2108-14-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/2108-21-0x0000000000510000-0x0000000000511000-memory.dmp

Filesize
4KB

Download
memory/2108-40-0x0000000000350000-0x00000000003A4000-memory.dmp

Filesize
336KB

Download
memory/2108-39-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2108-28-0x0000000000690000-0x0000000000691000-memory.dmp

Filesize
4KB

Download
memory/2108-0-0x0000000000400000-0x00000000004A5000-memory.dmp

Filesize
660KB

Download
memory/2108-35-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2108-32-0x00000000031B0000-0x00000000031B5000-memory.dmp

Filesize
20KB

Download
memory/2108-31-0x0000000003240000-0x0000000003241000-memory.dmp

Filesize
4KB

Download
memory/2108-30-0x0000000003210000-0x0000000003211000-memory.dmp

Filesize
4KB

Download
memory/2108-27-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/2108-26-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

Download
memory/2108-25-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download
memory/2108-24-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download
memory/2108-23-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/2108-22-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2108-1-0x0000000000350000-0x00000000003A4000-memory.dmp

Filesize
336KB

Download
memory/2108-2-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2108-6-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2108-7-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2108-37-0x0000000000400000-0x00000000004A5000-memory.dmp

Filesize
660KB

Download
memory/2108-45-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2108-20-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/2108-19-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/2108-18-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2108-17-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2108-16-0x0000000000500000-0x0000000000501000-memory.dmp

Filesize
4KB

Download
memory/2108-15-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/2108-3-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2108-13-0x00000000031C0000-0x00000000031C1000-memory.dmp

Filesize
4KB

Download
memory/2108-12-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2108-11-0x00000000031D0000-0x00000000031D1000-memory.dmp

Filesize
4KB

Download
memory/2108-10-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2108-9-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/2108-8-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2792-50-0x0000000000400000-0x000000000050C000-memory.dmp

Filesize
1.0MB

Download
memory/2792-47-0x00000000002B0000-0x00000000003BC000-memory.dmp

Filesize
1.0MB

Download
memory/2792-46-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2824-55-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2824-59-0x0000000000400000-0x000000000050C000-memory.dmp

Filesize
1.0MB

Download