Analysis
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max time kernel
118s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25/12/2023, 20:34
Static task
static1
Behavioral task
behavioral1
Sample
3b9bfe1de99501985d59dc3e10a03aff.exe
Resource
win7-20231215-en
General
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Target
3b9bfe1de99501985d59dc3e10a03aff.exe
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Size
1.6MB
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MD5
3b9bfe1de99501985d59dc3e10a03aff
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SHA1
e097582b626b38314ba1151f0c388e8f4a2f0a64
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SHA256
14225dd7e81e6736d9f52c083f3dc009fe9398c5b583ffe971802325cb10d92b
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SHA512
92cf447874d2e0b6f94c65041b480460925c698560c454e2055797d7cc1dec45481df5d1efd593c0d0c31d7dfb258d6f30279b4323fae1d9ff2a52039fd3c74b
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SSDEEP
49152:B4iUJg/bzdpAI7QeZ6688/ykGl4y8u7CUxg:BpUJWbp+IdQ3VPmyrBG
Malware Config
Signatures
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Loads dropped DLL 7 IoCs
pid Process 2336 3b9bfe1de99501985d59dc3e10a03aff.exe 2336 3b9bfe1de99501985d59dc3e10a03aff.exe 2336 3b9bfe1de99501985d59dc3e10a03aff.exe 2336 3b9bfe1de99501985d59dc3e10a03aff.exe 2336 3b9bfe1de99501985d59dc3e10a03aff.exe 2336 3b9bfe1de99501985d59dc3e10a03aff.exe 2336 3b9bfe1de99501985d59dc3e10a03aff.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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main 3b9bfe1de99501985d59dc3e10a03aff.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Applications\3b9bfe1de99501985d59dc3e10a03aff.exe 3b9bfe1de99501985d59dc3e10a03aff.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Applications\3b9bfe1de99501985d59dc3e10a03aff.exe\IsHostApp 3b9bfe1de99501985d59dc3e10a03aff.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2336 3b9bfe1de99501985d59dc3e10a03aff.exe 2336 3b9bfe1de99501985d59dc3e10a03aff.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2336 3b9bfe1de99501985d59dc3e10a03aff.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2336 3b9bfe1de99501985d59dc3e10a03aff.exe 2336 3b9bfe1de99501985d59dc3e10a03aff.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3b9bfe1de99501985d59dc3e10a03aff.exe"C:\Users\Admin\AppData\Local\Temp\3b9bfe1de99501985d59dc3e10a03aff.exe"1⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2336
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5601fa86589204f8d095442483cb913fb
SHA1f50fbef9b3d6407aedee63088a6be75490738f0a
SHA256b5b3fd84c99e49d10cf765a4b58fd541a64262e9b3ec04cf7a093aacab2e066e
SHA512bf8e64207279d6b635184774a6335ff60484f8b8315f7b0c7750839d1862ef6c928bffd458fa35f505cb2eccfd4b6f721ed17190888156e0919856630865aec2
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Filesize
11KB
MD5bf712f32249029466fa86756f5546950
SHA175ac4dc4808ac148ddd78f6b89a51afbd4091c2e
SHA2567851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af
SHA51213f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4
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Filesize
13KB
MD5a88baad3461d2e9928a15753b1d93fd7
SHA1bb826e35264968bbc3b981d8430ac55df1e6d4a6
SHA256c5ab2926c268257122d0342739e73573d7eeda34c861bc7a68a02cbc69bd41af
SHA5125edcf46680716930da7fd1a41b8b0426f057cf4becefb3ee84798ec8b449726afb822fb626c4942036a1ae3bb937184d1f71d0e45075abb5bf167f5d833df43a
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Filesize
4KB
MD5c7ce0e47c83525983fd2c4c9566b4aad
SHA138b7ad7bb32ffae35540fce373b8a671878dc54e
SHA2566293408a5fa6d0f55f0a4d01528eb5b807ee9447a75a28b5986267475ebcd3ae
SHA512ee9f23ea5210f418d4c559628bbfb3a0f892440bcd5dc4c1901cb8e510078e4481ea8353b262795076a19055e70b88e08fee5fb7e8f35a6f49022096408df20e
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Filesize
92KB
MD5a8b972537ef7edd50321f1ec7964307d
SHA14ec1a610f9e21dcedb50488f69dfdd96b7ffd1e6
SHA256e604c8324ae8648463b7568836c9852be360735c5fc8a66d3d461dceb0ecfe38
SHA512e9aba294a29f69961f2d32a35205d4fbb46f97df5364dd5789d80246c6f47773ca911de6165d52043eeb829937d4fb86b1cb8ada50f926f3f47cd77b94441f40
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Filesize
9KB
MD54ccc4a742d4423f2f0ed744fd9c81f63
SHA1704f00a1acc327fd879cf75fc90d0b8f927c36bc
SHA256416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6
SHA512790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb
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Filesize
24KB
MD52b7007ed0262ca02ef69d8990815cbeb
SHA12eabe4f755213666dbbbde024a5235ddde02b47f
SHA2560b25b20f26de5d5bd795f934c70447112b4981343fcb2dfab3374a4018d28c2d
SHA512aa75ee59ca0b8530eb7298b74e5f334ae9d14129f603b285a3170b82103cfdcc175af8185317e6207142517769e69a24b34fcdf0f58ed50a4960cbe8c22a0aca
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Filesize
178KB
MD5f0446b322b86bb83f325f6eb14c1fe6c
SHA1e2f41e33e1564da3d31dee2031cb485af13ad4c9
SHA256a12553d08009706278fbc01892e51efc949de5e930b0eebb79942ab66a41ccc0
SHA5127cef8d01c07c55b4a46a24e7dabbc8b1310cd62b20133cdafd0b83294f29657ff6c29b9ccacb05a1b1c8b2c160d4b5406ee3d7dcc95e2d7c5612875418cc2542