Analysis
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max time kernel
59s -
max time network
40s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
28-04-2024 07:39
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe
Resource
win10v2004-20240419-en
General
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Target
SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe
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Size
505KB
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MD5
88db09b12a478cac87ed465252c6c8f7
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SHA1
0e3acd2b568bd58fcfd2e914eff2c982deb55258
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SHA256
0f0b721073a35fe3e6b37d75582704acd5bdc1b3d71343e74d6fec59ac932deb
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SHA512
7d228d662e3271920094e345d36597c2e6c880d12fc3cef8c3f1206711a0b49f93d2275b5527d8ce88c1e3772d0b011161d1bd16688cb9db28471a75b949ab67
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SSDEEP
6144:+Z6ySmRH93qXyS8KevIl/8/vpwO4XMGdKf4xU0PrH7KjnvQWTk85KqZIMHYJqE4E:RySuRbpGv64vPrHmnkb+NHYqXZ4fa
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
gator3220.hostgator.com - Port:
587 - Username:
zt22@qlststv.com - Password:
28#75@ts76#V1F8h - Email To:
simpacks@qlststv.com
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 10 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exedescription pid process target process PID 1648 set thread context of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
Powershell.exeSecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exeRegAsm.exepid process 2340 Powershell.exe 2340 Powershell.exe 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe 4224 RegAsm.exe 4224 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
Powershell.exeSecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exeRegAsm.exedescription pid process Token: SeDebugPrivilege 2340 Powershell.exe Token: SeDebugPrivilege 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe Token: SeDebugPrivilege 4224 RegAsm.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegAsm.exepid process 4224 RegAsm.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exedescription pid process target process PID 1648 wrote to memory of 2340 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe Powershell.exe PID 1648 wrote to memory of 2340 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe Powershell.exe PID 1648 wrote to memory of 2340 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe Powershell.exe PID 1648 wrote to memory of 2608 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 2608 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 2608 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe PID 1648 wrote to memory of 4224 1648 SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe"Powershell.exe" 'C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader46.60844.7642.4031.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\command-line.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2xp0y3vn.u2s.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/1648-0-0x0000000000FA0000-0x0000000001024000-memory.dmpFilesize
528KB
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memory/1648-1-0x00000000749F0000-0x00000000751A0000-memory.dmpFilesize
7.7MB
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memory/1648-2-0x0000000006050000-0x00000000065F4000-memory.dmpFilesize
5.6MB
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memory/1648-3-0x0000000005AA0000-0x0000000005B32000-memory.dmpFilesize
584KB
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memory/1648-4-0x0000000005A70000-0x0000000005A80000-memory.dmpFilesize
64KB
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memory/1648-5-0x0000000005A10000-0x0000000005A1A000-memory.dmpFilesize
40KB
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memory/1648-6-0x0000000005CA0000-0x0000000005CF6000-memory.dmpFilesize
344KB
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memory/1648-7-0x0000000005DE0000-0x0000000005E7C000-memory.dmpFilesize
624KB
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memory/1648-32-0x00000000749F0000-0x00000000751A0000-memory.dmpFilesize
7.7MB
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memory/1648-26-0x0000000005A20000-0x0000000005A2A000-memory.dmpFilesize
40KB
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memory/2340-14-0x00000000056C0000-0x0000000005726000-memory.dmpFilesize
408KB
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memory/2340-9-0x00000000749F0000-0x00000000751A0000-memory.dmpFilesize
7.7MB
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memory/2340-13-0x00000000054E0000-0x0000000005546000-memory.dmpFilesize
408KB
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memory/2340-11-0x0000000004E40000-0x0000000005468000-memory.dmpFilesize
6.2MB
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memory/2340-8-0x0000000004730000-0x0000000004766000-memory.dmpFilesize
216KB
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memory/2340-24-0x0000000005730000-0x0000000005A84000-memory.dmpFilesize
3.3MB
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memory/2340-25-0x0000000005CF0000-0x0000000005D0E000-memory.dmpFilesize
120KB
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memory/2340-27-0x0000000006270000-0x00000000062BC000-memory.dmpFilesize
304KB
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memory/2340-35-0x00000000749F0000-0x00000000751A0000-memory.dmpFilesize
7.7MB
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memory/2340-12-0x0000000004D40000-0x0000000004D62000-memory.dmpFilesize
136KB
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memory/2340-10-0x0000000004800000-0x0000000004810000-memory.dmpFilesize
64KB
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memory/4224-30-0x0000000005580000-0x0000000005590000-memory.dmpFilesize
64KB
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memory/4224-29-0x00000000749F0000-0x00000000751A0000-memory.dmpFilesize
7.7MB
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memory/4224-28-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/4224-36-0x00000000749F0000-0x00000000751A0000-memory.dmpFilesize
7.7MB
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memory/4224-37-0x0000000005580000-0x0000000005590000-memory.dmpFilesize
64KB
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memory/4224-38-0x0000000006C40000-0x0000000006C90000-memory.dmpFilesize
320KB