Analysis
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max time kernel
117s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
11-12-2023 13:35
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe
Resource
win10v2004-20231130-en
General
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Target
SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe
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Size
34KB
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MD5
f11f4091d6316cc4cc359c411d014df5
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SHA1
0586fcf24376475f42ebcbb4cd9ea017a0450ac4
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SHA256
aa3d6760a1c5dbfcf7407c4e69f853b33f882cfc17daee6f18e037ed3a763e11
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SHA512
770ace08649a7f9862fb57e241dceae4ddafb8f501e0e732b3de7f1392371d49faf987437f649e45839d6425085c7e4224beb103679d84009b5403ba793d1704
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SSDEEP
384:5Z4c1yx/Et5nYPLpFzDGiFzDGe8JN77hh+b:LyxMt5EBDGiBDGZ3h0b
Malware Config
Extracted
Protocol: smtp- Host:
server1.sqsendy.shop - Port:
587 - Username:
[email protected] - Password:
{f];qthoiBBW
Extracted
agenttesla
Protocol: smtp- Host:
server1.sqsendy.shop - Port:
587 - Username:
[email protected] - Password:
{f];qthoiBBW - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect ZGRat V1 34 IoCs
resource yara_rule behavioral1/memory/2376-3-0x0000000005CC0000-0x0000000005D68000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-4-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-5-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-19-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-27-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-25-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-29-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-33-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-35-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-41-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-45-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-47-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-51-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-59-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-67-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-65-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-63-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-61-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-57-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-55-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-53-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-49-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-43-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-39-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-37-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-31-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-23-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-21-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-17-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-15-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-13-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-11-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-9-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 behavioral1/memory/2376-7-0x0000000005CC0000-0x0000000005D63000-memory.dmp family_zgrat_v1 -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Polsglj = "C:\\Users\\Admin\\AppData\\Roaming\\Polsglj.exe" SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 6 api.ipify.org 7 api.ipify.org 8 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2376 set thread context of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1640 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 1640 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe Token: SeDebugPrivilege 1640 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28 PID 2376 wrote to memory of 1640 2376 SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoaderNET.887.13436.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1640
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06