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Analysis
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max time kernel
141s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30/06/2024, 23:15
Behavioral task
behavioral1
Sample
7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe
Resource
win10v2004-20240508-en
General
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Target
7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe
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Size
32KB
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MD5
3c8b6c44e723252585b86acc2451f176
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SHA1
61dc904437a022823f108371ef331a9920693682
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SHA256
7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e
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SHA512
fc6d718c483aad46a0003e8aa75624b01089f9115fed2c6628c07d931618f92e27e502a2e18c9501ef0f210ebd4005335d453ff2aeb44622e87c67ab2c9c6373
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SSDEEP
768:X9J/3FzjgfanEGx8V36unjv88tznuRU65Y4gpph1ePVCMb+OxGyLzI4Hc:N5VzcfA/6LrVpL74gfh16nb1x1l8
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4888 CTS.exe -
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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resource yara_rule behavioral2/memory/4844-0-0x0000000000F00000-0x0000000000F18000-memory.dmp upx behavioral2/files/0x00070000000235bf-9.dat upx behavioral2/memory/4888-10-0x00000000005D0000-0x00000000005E8000-memory.dmp upx behavioral2/memory/4844-8-0x0000000000F00000-0x0000000000F18000-memory.dmp upx behavioral2/files/0x00090000000232e4-13.dat upx behavioral2/files/0x00090000000235b8-31.dat upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" 7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\CTS.exe 7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4844 7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe Token: SeDebugPrivilege 4888 CTS.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4844 wrote to memory of 4888 4844 7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe 88 PID 4844 wrote to memory of 4888 4844 7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe 88 PID 4844 wrote to memory of 4888 4844 7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe"C:\Users\Admin\AppData\Local\Temp\7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\Windows\CTS.exe"C:\Windows\CTS.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4888
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3884,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:81⤵PID:2952
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
350KB
MD5b4966c4d524e71a2af3f29ede091a8eb
SHA108897c805779e85f059da1dd79f00b5501b9a6ab
SHA256a413efdd1a195a704d3478b2e285f0fa7dfc79b47bbf5b484f089840b7b0a860
SHA5125f8cc63b292aacb6c242a0b1a92ae042c919af8248dbe8863d960eb2d527a209c1663bbbd89f0e2a2f2e5e9565bd628a12302b39926fdd702fda9ff04240cd83
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Filesize
32KB
MD55f1000a8cdab292619e979274a624f84
SHA13c01c5c22223daf9a7b999c4c733cfd614315c2e
SHA256db48d73e36cc259483cc4fe783372375d3a2a0227cb470d78616c59cf89fb965
SHA512070470f9111188b3b2f4a0984307034f5dc04ae322b7b5d92d6c1fdc99336a8a5e4e85f7c7fa622bf4f53fd7698fdabe00e4bc63ffdb8a84fd0454951bfb6503
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Filesize
27KB
MD5a6749b968461644db5cc0ecceffb224a
SHA12795aa37b8586986a34437081351cdd791749a90
SHA256720023737d7ff700818f55612ba069a609a5ddea646bb3509b615ee3523a4ca2
SHA5122a276816290746ed914af9cf6427aef31ce9395b8e9937090e329a8f74fb84c62d15b196e13346caa086842b3f5f549b9eb20cbf422d18c9c1b63e6342ea90b4