Analysis
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max time kernel
159s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
18/11/2023, 03:59
Static task
static1
Behavioral task
behavioral1
Sample
b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747.exe
Resource
win10v2004-20231023-en
General
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Target
b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747.exe
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Size
4.0MB
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MD5
8b6113d6e69891c5d3529eb78e29b9e7
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SHA1
7a0a7640f229cfbcbae20c30384e5ec45d2531ed
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SHA256
b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747
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SHA512
7299acd3b0437262b0ca83332c01fed24f3bfcf8e500045245a7cd8b05356ff11b47660d98133d0464cde1680ac02297927cafa703afea52c9a38b55a34db956
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SSDEEP
98304:QdHsdNZFu6xd3CZangMbxlif4HwNoVnH6vhkL+unlqnf7e:QHsdNZFu4Co0fEw6VnHoPnf7e
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 1356 is-O68EM.tmp 4696 ZxingPDF.exe 3456 ZxingPDF.exe -
Loads dropped DLL 1 IoCs
pid Process 1356 is-O68EM.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 51.159.66.125 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 28 IoCs
description ioc Process File created C:\Program Files (x86)\ZxingPDF\Lang\is-A5JG3.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-GJCU3.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-RRG9K.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-D7QL4.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-K2TN7.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Plugins\is-IKTRH.tmp is-O68EM.tmp File opened for modification C:\Program Files (x86)\ZxingPDF\unins000.dat is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-62GDH.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Online\is-I27QU.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Help\is-3R94M.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\unins000.dat is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-QGK2T.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Online\is-MOR9B.tmp is-O68EM.tmp File opened for modification C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-2MLH0.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-DONKA.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-IUF77.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-RMHF1.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-8290J.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-1OI6T.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Plugins\is-4PLDK.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\is-OKK07.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\is-KSD3U.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-942UC.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-OK424.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-MHP68.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Plugins\is-5N779.tmp is-O68EM.tmp File created C:\Program Files (x86)\ZxingPDF\Plugins\is-JIQ1D.tmp is-O68EM.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2236 wrote to memory of 1356 2236 b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747.exe 94 PID 2236 wrote to memory of 1356 2236 b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747.exe 94 PID 2236 wrote to memory of 1356 2236 b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747.exe 94 PID 1356 wrote to memory of 5040 1356 is-O68EM.tmp 95 PID 1356 wrote to memory of 5040 1356 is-O68EM.tmp 95 PID 1356 wrote to memory of 5040 1356 is-O68EM.tmp 95 PID 1356 wrote to memory of 4696 1356 is-O68EM.tmp 96 PID 1356 wrote to memory of 4696 1356 is-O68EM.tmp 96 PID 1356 wrote to memory of 4696 1356 is-O68EM.tmp 96 PID 1356 wrote to memory of 3456 1356 is-O68EM.tmp 98 PID 1356 wrote to memory of 3456 1356 is-O68EM.tmp 98 PID 1356 wrote to memory of 3456 1356 is-O68EM.tmp 98
Processes
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C:\Users\Admin\AppData\Local\Temp\b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747.exe"C:\Users\Admin\AppData\Local\Temp\b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Users\Admin\AppData\Local\Temp\is-RB5G8.tmp\is-O68EM.tmp"C:\Users\Admin\AppData\Local\Temp\is-RB5G8.tmp\is-O68EM.tmp" /SL4 $70178 "C:\Users\Admin\AppData\Local\Temp\b44ea54532ce9f97c5aa183cc5e1ee0ad420f8c94bca2e1eebb35a732dc68747.exe" 3885557 2421762⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:5040
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C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe"C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe" -i3⤵
- Executes dropped EXE
PID:4696
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C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe"C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe" -s3⤵
- Executes dropped EXE
PID:3456
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.0MB
MD5804f369f06b808caa1ad76798e957052
SHA115b925b2c163fabb2a799c040378a4df4f8fa94d
SHA256406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483
SHA512cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14
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Filesize
2.0MB
MD5804f369f06b808caa1ad76798e957052
SHA115b925b2c163fabb2a799c040378a4df4f8fa94d
SHA256406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483
SHA512cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14
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Filesize
2.0MB
MD5804f369f06b808caa1ad76798e957052
SHA115b925b2c163fabb2a799c040378a4df4f8fa94d
SHA256406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483
SHA512cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
643KB
MD5a991510c12f20ccf8a5231a32a7958c3
SHA1122724d1a4fdea39af3aa427e4941158d7e91dfa
SHA2560c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198
SHA5128f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa
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Filesize
643KB
MD5a991510c12f20ccf8a5231a32a7958c3
SHA1122724d1a4fdea39af3aa427e4941158d7e91dfa
SHA2560c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198
SHA5128f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa