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Analysis
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max time kernel
125s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
07/05/2024, 01:29
Static task
static1
Behavioral task
behavioral1
Sample
d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe
Resource
win7-20240215-en
General
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Target
d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe
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Size
2.3MB
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MD5
f872da0438be037e443aca620623c70a
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SHA1
7d2361e80092818492d22354ecae20acfd59250e
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SHA256
d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a
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SHA512
6958e070f348777d415ddca232ded70666d63398e365f8f474056ebb1cc60a951ae69ab9fc454eecbdfd13a4275fd50da33bd3835b4592b2191d1255bd0a59dd
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SSDEEP
49152:JtTsyGliSJsaRyV/MJ8J6hQtl+nQUCNmxP:T6tJnlh8+nhC4xP
Malware Config
Extracted
Protocol: smtp- Host:
mail.apexrnun.com - Port:
587 - Username:
[email protected] - Password:
dU*wU0)yR;?4q|-#
Extracted
agenttesla
Protocol: smtp- Host:
mail.apexrnun.com - Port:
587 - Username:
[email protected] - Password:
dU*wU0)yR;?4q|-# - 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 behavioral2/memory/3192-2-0x0000000004F70000-0x00000000051A2000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-12-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-14-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-36-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-38-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-46-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-44-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-42-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-40-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-34-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-32-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-30-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-28-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-26-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-20-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-18-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-16-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-8-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-6-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-24-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-5-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-10-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-22-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-52-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-54-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-68-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-66-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-64-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-62-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-60-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-58-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-57-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-50-0x0000000004F70000-0x000000000519B000-memory.dmp family_zgrat_v1 behavioral2/memory/3192-48-0x0000000004F70000-0x000000000519B000-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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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 23 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3192 set thread context of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4576 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 4576 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe Token: SeDebugPrivilege 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe Token: SeDebugPrivilege 4576 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3192 wrote to memory of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89 PID 3192 wrote to memory of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89 PID 3192 wrote to memory of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89 PID 3192 wrote to memory of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89 PID 3192 wrote to memory of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89 PID 3192 wrote to memory of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89 PID 3192 wrote to memory of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89 PID 3192 wrote to memory of 4576 3192 d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe"C:\Users\Admin\AppData\Local\Temp\d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3192 -
C:\Users\Admin\AppData\Local\Temp\d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe"C:\Users\Admin\AppData\Local\Temp\d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d26807022f34c302e952dadc483fb976d52bb0fd0b5f3c69e67b30f3fba52c9a.exe.log
Filesize805B
MD558a9108e39c2ea50e65c23be3a9407cf
SHA1fb21f7b9330aa1a77080a3243b81b49035102d7b
SHA2566049be83020702896a539b5c8c13270add224d7b91b3ee0bebc328791b74a84b
SHA51293804ee8a4560503e47c07f5fa4a959e23355a01aba406c103d339debc9b2b1d20a345cdbb8d8069dac97b9151f228cf559ac3dde1500e3484fba1a4126842bf