Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07-03-2024 13:16
Static task
static1
Behavioral task
behavioral1
Sample
c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe
Resource
win10v2004-20240226-en
General
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Target
c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe
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Size
726KB
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MD5
031869edeea7feb77af952ea0117f35b
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SHA1
e5591137e9e7774b440d6808c06d5580552c7fdc
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SHA256
c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f
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SHA512
989d42981cb0080ebb269a9ca4a3229336b0340b9d8ff6b8ccff3ebe20786aff17e03e79d4008bf1e3d3ff7bfa084ae9d60c480ecf6f6de55324b188c85a5144
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SSDEEP
12288:vkAzjWfB/rX5NPZTZp6H/XC28nnFqH6Wsgdaccy5SaG9F10:v/OJ/rLZl4/C28FosXTyIK
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.cyber.net.pk - Port:
587 - Username:
[email protected] - Password:
Zain2357@ - 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 35 IoCs
resource yara_rule behavioral1/memory/2220-2-0x00000000021D0000-0x000000000227C000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-3-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-4-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-6-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-8-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-12-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-10-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-14-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-18-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-16-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-20-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-22-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-24-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-26-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-28-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-30-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-32-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-34-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-36-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-38-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-40-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-42-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-44-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-48-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-46-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-50-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-52-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-54-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-56-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-58-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-60-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-62-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-64-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-66-0x00000000021D0000-0x0000000002275000-memory.dmp family_zgrat_v1 behavioral1/memory/2220-935-0x0000000000630000-0x0000000000670000-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 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vlevvwzr = "C:\\Users\\Admin\\AppData\\Roaming\\Vlevvwzr.exe" c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\DlXsFNN = "C:\\Users\\Admin\\AppData\\Roaming\\DlXsFNN\\DlXsFNN.exe" c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 api.ipify.org 3 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2220 set thread context of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1328 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 1328 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe Token: SeDebugPrivilege 1328 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28 PID 2220 wrote to memory of 1328 2220 c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe"C:\Users\Admin\AppData\Local\Temp\c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exeC:\Users\Admin\AppData\Local\Temp\c1e3420f0a16ce2a0bb44a91cd4c70460833a28e4ccaea6205d020a6b4a4287f.exe2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1328
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