Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
11-05-2024 01:15
Static task
static1
Behavioral task
behavioral1
Sample
389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe
Resource
win7-20240508-en
General
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Target
389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe
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Size
2.7MB
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MD5
1838b0d77116ac4d54515f316c4ab532
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SHA1
b17495dc6aa2f72c67d5cdb9744f23e79fbb59b3
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SHA256
389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245
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SHA512
2ef32507f5a07d6b5ed78209be08036ec53d1c93c7cb9f7214656b60073f580de3e9dc0a46caa5f86906a5ed4e2b8c4146a8f086abb6dbafc6a19ef0c1c83d69
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SSDEEP
49152:+6l+Mj9OUCyLM6z0ugksTyoNvLgNze5bRQ7uPlul9Al0y4KSQ3GNJ6ySQCPF:nAoOU7LM6z0uKDkehy7wMbau6ySQCP
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.gencoldfire.com - Port:
587 - Username:
[email protected] - Password:
%j#!%z2b/?qM68K# - 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/1068-4-0x0000000006710000-0x0000000006940000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-5-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-16-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-6-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-8-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-10-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-14-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-18-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-24-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-22-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-20-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-12-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-26-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-28-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-32-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-48-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-62-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-68-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-30-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-66-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-64-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-60-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-58-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-56-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-54-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-52-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-50-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-46-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-44-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-42-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-40-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-38-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-36-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 behavioral1/memory/1068-34-0x0000000006710000-0x000000000693A000-memory.dmp family_zgrat_v1 -
Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
resource yara_rule behavioral1/memory/2412-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
resource yara_rule behavioral1/memory/2412-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
resource yara_rule behavioral1/memory/2412-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables packed with SmartAssembly 1 IoCs
resource yara_rule behavioral1/memory/1068-1-0x0000000001250000-0x0000000001504000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
resource yara_rule behavioral1/memory/2412-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
resource yara_rule behavioral1/memory/2412-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral1/memory/2412-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral1/memory/2412-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1068 set thread context of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2412 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 2412 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe Token: SeDebugPrivilege 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe Token: SeDebugPrivilege 2412 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28 PID 1068 wrote to memory of 2412 1068 389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe"C:\Users\Admin\AppData\Local\Temp\389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1068 -
C:\Users\Admin\AppData\Local\Temp\389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe"C:\Users\Admin\AppData\Local\Temp\389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2412
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