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Analysis
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max time kernel
117s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/09/2024, 04:23
Static task
static1
Behavioral task
behavioral1
Sample
dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe
Resource
win10v2004-20240802-en
General
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Target
dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe
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Size
995KB
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MD5
761da628e362a7c49e454e8aaf157370
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SHA1
f3c45e55589c052adacef4918dc2bb90aecc648e
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SHA256
dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675b
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SHA512
46dc28c61d7fb542e371ddcbc291b2c8470135632a44f22705881935f356a89f7b1299b24d5036e0df1e7e75970feece5d6e1e9395eaae6156d44dabc2e3ead5
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SSDEEP
24576:4DDBiT7cBHNSEEfaRED98kzU46tS4KjJZR2JHxEJtR8TBK+9Akvivy:vcBtyCED98kzv6tS4KjJZR2JHxEJtRm/
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3416 tblms.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\ProgramData\\tblms.exe" tblms.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tblms.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2704 wrote to memory of 3416 2704 dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe 89 PID 2704 wrote to memory of 3416 2704 dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe 89 PID 2704 wrote to memory of 3416 2704 dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe"C:\Users\Admin\AppData\Local\Temp\dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704 -
C:\ProgramData\tblms.exe"C:\ProgramData\tblms.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3416
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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 --field-trial-handle=3364,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4332 /prefetch:81⤵PID:3608
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
995KB
MD5fca4df424a56aff331540973de5b7fe7
SHA1ed300e83048903748d8e3c71a00e7025d56fa88b
SHA256a67d9e17e964cefaebacfa97dbcbbecfc56cf46123cd9e5929d183678dbfb57e
SHA512dac55429174a797533a2d435ee32032fa718dedd5f8d9c76ac4ed56fce8b6842f786900051eb43b431a51ec4881008420fa0aab5edf31939d978e06a359407bd
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Filesize
136KB
MD5cb4c442a26bb46671c638c794bf535af
SHA18a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf
SHA256f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25
SHA512074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3
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Filesize
858KB
MD54f36226fb223d36e46362bb1e6998611
SHA1b58f1413de8a932063d53a2af9a756d561b81afa
SHA256fa05e0e0ae2a72fc1ef3dac1dbcab97f23b8d09e7b0196edfabe82bf04617973
SHA5124f9c66747cbb41675a9c6314ea1666a147b855f3cd51ee8a78175ef81c80274c1bebc1a04d4a89ed068374e3e531649c554be7298084335b6c9f0d76a3f8ba7e