Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
24/04/2024, 13:53
Static task
static1
Behavioral task
behavioral1
Sample
Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe
Resource
win10v2004-20240412-en
General
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Target
Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe
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Size
1.1MB
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MD5
48a36bd787c0f37b6dee121a52c1029e
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SHA1
dbfbe457dfcb24f5930cece2d0d6632135760db9
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SHA256
d45e2d0c57b3e3da8e0f740c8e57d1483f90e62251a8f2c97b4ebfbfa6a6f92e
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SHA512
976e60e841d87c5b1ae05a80d4c1f8fc58a568baca03d71bcac86cc6a19d5b5e0c902a31aa368acd7711c62d508e3aa48518f7f9113bf9c4e0e1f62e2a81cb94
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SSDEEP
24576:bqDEvCTbMWu7rQYlBQcBiT6rprG8aArxxoy1/4/W5NU:bTvC/MTQYxsWR7aArG+5
Malware Config
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 33 IoCs
resource yara_rule behavioral1/memory/3016-16-0x0000000000990000-0x00000000009E4000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-20-0x0000000000C80000-0x0000000000CD2000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-21-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-22-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-32-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-30-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-34-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-28-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-26-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-24-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-36-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-46-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-48-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-44-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-56-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-60-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-70-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-72-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-68-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-66-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-64-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-74-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-62-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-58-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-80-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-78-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-76-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-54-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-52-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-50-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-42-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-40-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 behavioral1/memory/3016-38-0x0000000000C80000-0x0000000000CCD000-memory.dmp family_zgrat_v1 -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\skyT = "C:\\Users\\Admin\\AppData\\Roaming\\skyT\\skyT.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2892 set thread context of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3016 RegSvcs.exe 3016 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3016 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3016 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2892 wrote to memory of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28 PID 2892 wrote to memory of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28 PID 2892 wrote to memory of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28 PID 2892 wrote to memory of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28 PID 2892 wrote to memory of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28 PID 2892 wrote to memory of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28 PID 2892 wrote to memory of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28 PID 2892 wrote to memory of 3016 2892 Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe"C:\Users\Admin\AppData\Local\Temp\Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2892 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\Flexsense Sip. GRS024000000713 BSG 40-700-135 .exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3016
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
262KB
MD5f65af2a60fb1d9ad8a3685840d6be3d2
SHA1d00d12ada22bc59689a6e5b6960e8d417137c634
SHA256e25804400a89430834712f71c002c862c43b4522e691a5208c2c967a1fc14745
SHA512fde9554393050491e1a6d59442f56c7c1d48aad6699a4778d735a7d8343f099d8dc5b87a80bc07b6836a43eecc584130e7a435577d614ae8363edfa290fc24cf