Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-01-2025 15:34
Static task
static1
Behavioral task
behavioral1
Sample
build.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
build.exe
Resource
win10v2004-20241007-en
General
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Target
build.exe
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Size
6.1MB
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MD5
1fd3c7acad176220bb1c7e5a4679d0e7
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SHA1
ee05cc5609d9cdc93f98bfec5aa63a3e679c5b17
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SHA256
dcf52482ca002b4cd5822419886680906ddf5af41af269791e2332d039f6314f
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SHA512
e76e47be32e49734a8d240360dc4c7f26ddac40414d73eb68ef5e54706edeaccde0e3ba99915c5c83f3e0f55412ec7fa5ec5dd7f4ede8d599ebfd8275befce93
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SSDEEP
196608:RaiSkSIlLTUcwti7TQl2NgVg01MWAXAkuujCPX9YG9he5GnQCAJKN:QkSopwtQQl2aOtXADu8X9Y95GQLJ
Malware Config
Signatures
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
flow ioc 4 raw.githubusercontent.com 5 raw.githubusercontent.com 8 raw.githubusercontent.com 9 raw.githubusercontent.com 10 raw.githubusercontent.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Delays execution with timeout.exe 1 IoCs
pid Process 2124 timeout.exe -
Kills process with taskkill 1 IoCs
pid Process 352 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2524 build.exe Token: SeDebugPrivilege 352 taskkill.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2524 wrote to memory of 2200 2524 build.exe 32 PID 2524 wrote to memory of 2200 2524 build.exe 32 PID 2524 wrote to memory of 2200 2524 build.exe 32 PID 2200 wrote to memory of 2444 2200 cmd.exe 34 PID 2200 wrote to memory of 2444 2200 cmd.exe 34 PID 2200 wrote to memory of 2444 2200 cmd.exe 34 PID 2200 wrote to memory of 352 2200 cmd.exe 35 PID 2200 wrote to memory of 352 2200 cmd.exe 35 PID 2200 wrote to memory of 352 2200 cmd.exe 35 PID 2200 wrote to memory of 2124 2200 cmd.exe 36 PID 2200 wrote to memory of 2124 2200 cmd.exe 36 PID 2200 wrote to memory of 2124 2200 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\build.exe"C:\Users\Admin\AppData\Local\Temp\build.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\27d9072e-e8d8-4dde-801e-2182b3feb1e7.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:2200 -
C:\Windows\system32\chcp.comchcp 650013⤵PID:2444
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C:\Windows\system32\taskkill.exetaskkill /F /PID 25243⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:352
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C:\Windows\system32\timeout.exetimeout /T 2 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:2124
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152B
MD51c986657e660d9b40c57429080dc8b5d
SHA102f5b904b045b6ad8a4058655bb4ab2d10a8c44c
SHA25651c3e474fd0f526862b893219e21a6d584f4f0a7de460ef6be33371635a620a0
SHA5120b2689a98d344b00d25241b4e711b644eb76a6afa4855a39d603ce8155ac9752ebe06b14e339e4ee49cc925b4d19139dbb84938bb6fb3307863979da6f441e4e
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b