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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231025-en -
resource tags
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submitted
04/11/2023, 02:25
General
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Target
640c6fc0a1d5fcfc7b8485ea2eee124acb82e95ce879fe0301283abcbfb5ef69.exe
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Size
4.8MB
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MD5
70bcb644a296d93a0e922ea87b461306
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SHA1
87677964f0c03736844f05677de52e3ab53e2240
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SHA256
640c6fc0a1d5fcfc7b8485ea2eee124acb82e95ce879fe0301283abcbfb5ef69
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SHA512
8a592faa06ddff66ebab20f8c5368a5dca0ebf75a4672dbb06adb9bcda25eb95809b4899967ac0e6850c38247eee56290a9c12d1360340121cc8715a37668af3
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SSDEEP
98304:6dhqCN2wunfeJx0lXzutWSb2cA6l5j5Z5Z1y/eOn4Od4chFFd57e:mhqO2lGf02qjej5fZsT4OOsd57e
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
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Loads dropped DLL 1 IoCs
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Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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 34 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs net.exe
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Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\640c6fc0a1d5fcfc7b8485ea2eee124acb82e95ce879fe0301283abcbfb5ef69.exe"C:\Users\Admin\AppData\Local\Temp\640c6fc0a1d5fcfc7b8485ea2eee124acb82e95ce879fe0301283abcbfb5ef69.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-9AUD0.tmp\is-42UFG.tmp"C:\Users\Admin\AppData\Local\Temp\is-9AUD0.tmp\is-42UFG.tmp" /SL4 $A0228 "C:\Users\Admin\AppData\Local\Temp\640c6fc0a1d5fcfc7b8485ea2eee124acb82e95ce879fe0301283abcbfb5ef69.exe" 4731609 793602⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\BBuster\BBuster.exe"C:\Program Files (x86)\BBuster\BBuster.exe" -i3⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 33⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 34⤵
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C:\Program Files (x86)\BBuster\BBuster.exe"C:\Program Files (x86)\BBuster\BBuster.exe" -s3⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.7MB
MD56b34118b730d887ec9fb212547bccb37
SHA135fcc7a7f2d762b75f7c92f14c3c4a3d31c615d8
SHA2566e353f0de50fe5c836ded024b1778b916c5dd8765857fee806e5d1f12a8ddbe3
SHA5129707286318fcc6dd4695af76858b6dc3efcd993d398dfc92690e8d13552edf42cd48dad2cfe861d56679af8571120f27ba1a70d5db77bbd7458326f0d9f9cf6e
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Filesize
3.7MB
MD56b34118b730d887ec9fb212547bccb37
SHA135fcc7a7f2d762b75f7c92f14c3c4a3d31c615d8
SHA2566e353f0de50fe5c836ded024b1778b916c5dd8765857fee806e5d1f12a8ddbe3
SHA5129707286318fcc6dd4695af76858b6dc3efcd993d398dfc92690e8d13552edf42cd48dad2cfe861d56679af8571120f27ba1a70d5db77bbd7458326f0d9f9cf6e
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Filesize
3.7MB
MD56b34118b730d887ec9fb212547bccb37
SHA135fcc7a7f2d762b75f7c92f14c3c4a3d31c615d8
SHA2566e353f0de50fe5c836ded024b1778b916c5dd8765857fee806e5d1f12a8ddbe3
SHA5129707286318fcc6dd4695af76858b6dc3efcd993d398dfc92690e8d13552edf42cd48dad2cfe861d56679af8571120f27ba1a70d5db77bbd7458326f0d9f9cf6e
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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
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Filesize
4KB
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Filesize
4KB
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Filesize
828KB
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Filesize
676KB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
-
Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
-
Filesize
3.8MB
-
Filesize
3.8MB
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Filesize
3.8MB
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Filesize
676KB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
104KB
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Filesize
104KB