Analysis
-
max time kernel
48s -
max time network
97s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
02-12-2022 01:41
Static task
static1
Behavioral task
behavioral1
Sample
efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe
Resource
win10v2004-20220812-en
General
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Target
efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe
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Size
274KB
-
MD5
44cd9cbc69a8df3c6a30bc8c63752e2b
-
SHA1
746469d521b72ddaea0dd1d349e6cb29be58aaaa
-
SHA256
efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578
-
SHA512
8af733a52b0b2ec448a391b9298e69dba4f03d201f5bedbc2343b3e47fe6650def5be697c40f2492ff6dbf18cd445ece18a17ca2668982757ca8edf5b693da02
-
SSDEEP
6144:PsaocyLCLcZcTT9AL2eX0DdoGiE/U8/5qCyhA+KbYTxgwm5KNChl20Q:PtobWTS90+HE4lhANo40J
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 1560 installer.exe 1700 4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe -
Loads dropped DLL 3 IoCs
pid Process 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 1560 installer.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81\Blob = 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 installer.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81\Blob = 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 installer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81 installer.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81\Blob = 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 installer.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1700 4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1700 4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe 1700 4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1328 wrote to memory of 1560 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 27 PID 1328 wrote to memory of 1560 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 27 PID 1328 wrote to memory of 1560 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 27 PID 1328 wrote to memory of 1560 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 27 PID 1328 wrote to memory of 1560 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 27 PID 1328 wrote to memory of 1560 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 27 PID 1328 wrote to memory of 1560 1328 efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe 27 PID 1560 wrote to memory of 1700 1560 installer.exe 29 PID 1560 wrote to memory of 1700 1560 installer.exe 29 PID 1560 wrote to memory of 1700 1560 installer.exe 29 PID 1560 wrote to memory of 1700 1560 installer.exe 29 PID 1560 wrote to memory of 1700 1560 installer.exe 29 PID 1560 wrote to memory of 1700 1560 installer.exe 29 PID 1560 wrote to memory of 1700 1560 installer.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe"C:\Users\Admin\AppData\Local\Temp\efdeb160f8acfc92c495e657a62308f65fdd9d19f10c93382d47a11c6c8e3578.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1328 -
C:\Users\Admin\AppData\Local\Temp\nsy1B12.tmp\installer.exeC:\Users\Admin\AppData\Local\Temp\nsy1B12.tmp\installer.exe 4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe /t /dT131922352S /e6034637 /u4fe0cf9f-1fe4-4abb-905a-57915bc06f2f2⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1560 -
C:\Users\Admin\AppData\Local\Temp\nsy1B12.tmp\4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe"C:\Users\Admin\AppData\Local\Temp\nsy1B12.tmp\4fe0cf9f-1fe4-4abb-905a-57915bc06f2f.exe" /t /dT131922352S /e6034637 /u4fe0cf9f-1fe4-4abb-905a-57915bc06f2f3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1700
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
604B
MD5e7ed9b0571e14a4824cebee137d9bcd1
SHA159d9a27a741aee4bfc0605a287a88782cdafe6ff
SHA25662f9b298a1f9e62f29c486f9cd2731a28302b9215656fd8b1c7c0071071b25ad
SHA5126f6f379a5fbce3afbfb29b159bfe784ecf4b42672c5bc441e89383c54ccd210766388526748c48f9889cfdd5e126054a8d67971d69c46f37bb117e515ad9d400
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Filesize
61KB
MD5fc4666cbca561e864e7fdf883a9e6661
SHA12f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5
SHA25610f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b
SHA512c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\955CAB6FF6A24D5820D50B5BA1CF79C7_AD9E7615297A3A83320AACE5801A04F9
Filesize5B
MD55bfa51f3a417b98e7443eca90fc94703
SHA18c015d80b8a23f780bdd215dc842b0f5551f63bd
SHA256bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128
SHA5124cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EDCF682921FE94F4A02A43CD1A28E6B
Filesize188B
MD536ea39c09893744e7f7dd5c99e1b233f
SHA1cc57515ca27c94373187706329c51a4040356526
SHA25647eabdef558d1f99c6d24ac6c625d5f2081cbd55eec8e2d90398db3a1ce4e788
SHA5123b64d1af5d15f5d6f85959d0f085515b9b6858b47f4e7e280280b89217ea4f120d9bac56e2036c5f2b095bd00a86d95c70dfd805ad1bf6006a9762d38b9e4494
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5e627345820e756a4f9cccc92d9e14a5b
SHA13701b502950cb6889350abe4fef65002b3c3ec08
SHA2568408a83324e2cca6edbe73223bcca5f02266c364397871ca7e7d33ce8153bcad
SHA512dcc939b708c3e2efa72774aee31d41802acbf36af842c3b14a285ffb4af8a45c8f7fc21d4c7086b1a3d1e6852f745b3877a4f170108cc9442248cdbe3ec340d4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\955CAB6FF6A24D5820D50B5BA1CF79C7_AD9E7615297A3A83320AACE5801A04F9
Filesize404B
MD5da7e81ff47fe81a0c429052b649dd61f
SHA15b0cae16175e16896c1b1af65cd59cc12eb915a0
SHA2561db507c73c1d6a043c9d8e98422f7dba8e7998e44174007c628836dfa90a787b
SHA5129cba430e68188153161eef3eb05ec05d88590625cff21f172332653703d6a86de62afb9427c32b2de90124660e79dd7ed9b89e7b9f15300590dcbf316cf83984
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Filesize
256KB
MD56e68cf541f031c7de9da6ec8d86862aa
SHA1115f143b5f585a27006159dc1b2d4d23a7af5295
SHA256d1763b911eebce060a4c479190e83ff5747f5e75f938fb1cb23d5fcaba249e35
SHA512022af872f2343293a0d71c6cc3ca3f13001ce7ad8e04cf740b75574272cad1dcb40a97a0e860082e7080a69a0367438728f1983317349d5a33ca969c3d877de1
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Filesize
256KB
MD56e68cf541f031c7de9da6ec8d86862aa
SHA1115f143b5f585a27006159dc1b2d4d23a7af5295
SHA256d1763b911eebce060a4c479190e83ff5747f5e75f938fb1cb23d5fcaba249e35
SHA512022af872f2343293a0d71c6cc3ca3f13001ce7ad8e04cf740b75574272cad1dcb40a97a0e860082e7080a69a0367438728f1983317349d5a33ca969c3d877de1
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Filesize
214KB
MD57cf3bce5ecf2aea97b49e2eba8ca0aba
SHA1543f5fc23df08f946488d27b2fb16b13b6311d1a
SHA2567358afae03a24b31c0d82ee4e5fd2f17cafe6c3bdd8e26326aa4118f2169f736
SHA5125f9184189940af27e25ae2988db8d15923dac81b2410c5fe3287f126fb50df43735fccb4e4d9f376e9f24700604c157aa1828622dab54014d9583a56ab698d8d
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Filesize
214KB
MD57cf3bce5ecf2aea97b49e2eba8ca0aba
SHA1543f5fc23df08f946488d27b2fb16b13b6311d1a
SHA2567358afae03a24b31c0d82ee4e5fd2f17cafe6c3bdd8e26326aa4118f2169f736
SHA5125f9184189940af27e25ae2988db8d15923dac81b2410c5fe3287f126fb50df43735fccb4e4d9f376e9f24700604c157aa1828622dab54014d9583a56ab698d8d
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Filesize
256KB
MD56e68cf541f031c7de9da6ec8d86862aa
SHA1115f143b5f585a27006159dc1b2d4d23a7af5295
SHA256d1763b911eebce060a4c479190e83ff5747f5e75f938fb1cb23d5fcaba249e35
SHA512022af872f2343293a0d71c6cc3ca3f13001ce7ad8e04cf740b75574272cad1dcb40a97a0e860082e7080a69a0367438728f1983317349d5a33ca969c3d877de1
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Filesize
214KB
MD57cf3bce5ecf2aea97b49e2eba8ca0aba
SHA1543f5fc23df08f946488d27b2fb16b13b6311d1a
SHA2567358afae03a24b31c0d82ee4e5fd2f17cafe6c3bdd8e26326aa4118f2169f736
SHA5125f9184189940af27e25ae2988db8d15923dac81b2410c5fe3287f126fb50df43735fccb4e4d9f376e9f24700604c157aa1828622dab54014d9583a56ab698d8d
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Filesize
8KB
MD5249ae678f0dac4c625c6de6aca53823a
SHA16ac2b9e90e8445fed4c45c5dbf2d0227cd3b5201
SHA2567298024a36310b7c4c112be87b61b62a0b1be493e2d5252a19e5e976daf674ce
SHA51266e4081a40f3191bf28b810cf8411cb3c8c3e3ec5943e18d6672414fb5e7b4364f862cba44c9115c599ac90890ef02a773e254e7c979e930946bc52b0693aad7