Analysis
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max time kernel
145s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
01/02/2024, 02:18
Static task
static1
Behavioral task
behavioral1
Sample
85ab1ae6d1077cfa96168e76a5be4c4d.exe
Resource
win7-20231215-en
General
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Target
85ab1ae6d1077cfa96168e76a5be4c4d.exe
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Size
480KB
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MD5
85ab1ae6d1077cfa96168e76a5be4c4d
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SHA1
2af7b96b8f714b3999b9511e4b56c3d84f0df7d0
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SHA256
4e260b834fd9f43b0fece98b661ba917ee64b1bcc9c45380097596761111bc01
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SHA512
e8a6326849fde9b5ac90ab090e7a30bde1c0e4a2380ba48ad9425ea72dfb29f9760b53953820e76fda5672b0220f034f9ffb8d69abb78d944803a0deb9542e36
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SSDEEP
12288:6feCplCUBvCkfmvz756FGtkeSUknzp7tRuvftbObt:+eskUV5a75G0OtXggbt
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 3812 85ab1ae6d1077cfa96168e76a5be4c4d.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 85ab1ae6d1077cfa96168e76a5be4c4d.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2880 3812 WerFault.exe 84 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 85ab1ae6d1077cfa96168e76a5be4c4d.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" 85ab1ae6d1077cfa96168e76a5be4c4d.exe Key created \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\IESettingSync 85ab1ae6d1077cfa96168e76a5be4c4d.exe Set value (int) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" 85ab1ae6d1077cfa96168e76a5be4c4d.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3812 85ab1ae6d1077cfa96168e76a5be4c4d.exe 3812 85ab1ae6d1077cfa96168e76a5be4c4d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\85ab1ae6d1077cfa96168e76a5be4c4d.exe"C:\Users\Admin\AppData\Local\Temp\85ab1ae6d1077cfa96168e76a5be4c4d.exe"1⤵
- Loads dropped DLL
- Checks whether UAC is enabled
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3812 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3812 -s 22442⤵
- Program crash
PID:2880
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3812 -ip 38121⤵PID:2100
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1009KB
MD59f33f5afe6693f5ef2bab1ff9b68ca52
SHA101b12b2c2b389d2337548b6d41a11be4516d8039
SHA2567da9d3591d9b319484e4f651a1218fcfce6254315c2dab77519c11279ba25ced
SHA512221256a8048a442322e2da961add20e46ff669cab29274e41824d00638a2ca3ce0b29a3987856db891862983e5cf8d417d113fe7653ae62ba47d77f3bb716cad
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Filesize
5KB
MD5cad20144ce29f20fecd6c21c5c61dead
SHA16bbaeb0aae32a3828cb77f8bfd3fb493803f3626
SHA256e68cb263198cf8cf93e5a60be4ff091606be78b0963aca0e519732187ea93e80
SHA51235e0f7c8cb13693d7e3a221f186bd72613544dc75e5355550bd0e7ed7054831258c5a487d20b412ce646313d24b3436baf10597baa8a359a319dbeee26580ad5
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Filesize
55KB
MD5bb381e2d19d8eace86b34d20759491a5
SHA13dc9f7c2642efff4482e68c9d9df874bf98f5bcb
SHA256c8370a2d050359e9d505acc411e6f457a49b21360a21e6cbc9229bad3a767899
SHA512abb2ad8b111271a82a04362940a7ab9930883ecb33497a1c53edcdc49f0634af5bf5b1bc7095bd18db26d212b059aece4577f85040b5f49c4982b468fe973c12
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Filesize
1KB
MD5f1cf73e00c240e9a4283201291d45a07
SHA1918c49cb6f1de521d91967b2508f19db1f38fea2
SHA25681bce5ff1003c9d5a688102d5d4c603841ed61c32628823dc48d560ec0d42cd2
SHA5122242892434a638a9344c87453c3d2a66a880278dcf66f1516f240131dca767248baf663ffc9365acad26550e5b20a742d8115d5976de3a094d0229d60844788f
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Filesize
446B
MD5157d5a5389521369e8d42bf50dd9e4e5
SHA132f0877615d73dd0f952dbaf1425e2e61e8082aa
SHA2565688c7509f409b9f06d40f247000833f8318e4d20dbb6a2dff7fdb74df220bed
SHA51275a583cfa7bd4fb4eaa73b3e189a5dba4116479c5ac5c6be8db95bb656b3951013493ada964d8abf4d5140732ae3e0e1e09e9f48622d445460532ec8eef06f1b
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Filesize
1KB
MD50d0e0532f51af856688ad83abb889fde
SHA1a1949b703816fa1bc60cf9c395d6dbb0f6f5c61c
SHA256a358150647aaf4413fd2738c8ebcc0579b0bd4ccca8ba02738a4332a430f8ec8
SHA51229322e2446ae5a37a34f113be5924121ce7d8fcfc617818f59c407fe7da01153845a947464345d6b86463b18c75d0adae1cc7dd5f17cf2d29584ef9539d8e0df
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Filesize
946B
MD5354dce57695e99df9e6faba76346496f
SHA1ca364e2daa4a80cfed7412b0f0374f1f82fa7146
SHA256bb39b6b14ae7f032922366943b342f58be120242020b1fa4dbb3310e39928823
SHA5128f34ae59e5502c70659e358d03709cfdfd01ec2128110932910e8de16888857896e86707c279b3f67edb54059a08ab6ce05b742342e825e2894580ae4a4639ee
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Filesize
6KB
MD5682fea27f4c335defc18be6fb24d5748
SHA1d4a1743d63508d18af4be59232f3d266228648fb
SHA256928571317e90c4d6680931dffaaae85f382069be2bc72b875810ceb1f7c2744f
SHA512ef70ad8c291fe10c8b1d0dc060fc50b4593cf6fabc03a751aa62d5f4e375b1c80184337816a8e50430964960fc56324259f8833707320c7b757e388ecbd28341
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Filesize
17KB
MD5aa91818150cfadb667ae6f914d43dca0
SHA14411bd0038ccd464ed7597f0540cfe04867b9042
SHA2562aa71646493cf47b38be0920488159b154eaf19193dc4a6ecfa0a6509196c7c5
SHA512dd1310dc52bb6cc4977341dc34fb6a273e1349602a5fb3037e0b0d087b8f0d2d7a04e2db32e2708379758266c31422d27b5a35f5ba068cd7dbdd211b07893ecd