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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
03/11/2023, 23:37
Static task
static1
Behavioral task
behavioral1
Sample
44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d.exe
Resource
win10v2004-20231023-en
General
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Target
44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d.exe
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Size
5.6MB
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MD5
c7170aa843907080b00c0f90ff397d80
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SHA1
866f4b062cf07f539c1162adbeb43f83f29bf592
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SHA256
44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d
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SHA512
e7514f70b95ffaf13c288a166f5a437e6828b1bb2ae607dda40c73c53db32bebb51a9cb308c4b3d2f67a9d61c617ec2d9aa30427130a2cbf4468c121bfd9ddf7
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SSDEEP
98304:7iRmxZFsM4kxzDcT+GcY437KvDwEHuujlsaSzsC0p43MpQdZ9nc+fsCb+oSBAON6:eRm1syxacY48eda2TMpQdZ9nc+fyhNjG
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2952 is-HSL9P.tmp 3940 IsoBuster_1121.exe 1156 IsoBuster_1121.exe -
Loads dropped DLL 1 IoCs
pid Process 2952 is-HSL9P.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 34 IoCs
description ioc Process File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-M32OB.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-E4F2P.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-99SSE.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-NIAB4.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-6T8RI.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Plugins\is-FAJ46.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-ISOJ1.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-O4M18.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-3FQ6A.tmp is-HSL9P.tmp File opened for modification C:\Program Files (x86)\Smart Projects\IsoBuster\unins000.dat is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\unins000.dat is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-KIHB3.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-ES0SR.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-8A0IA.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Help\is-TTOQT.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Plugins\is-RVMCD.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\is-DRR6M.tmp is-HSL9P.tmp File opened for modification C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\is-CUC39.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-NNSIJ.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-2J9QH.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-GLDTV.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-JELTC.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-G6PAN.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-KMQ3B.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Online\is-J8NCG.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Plugins\is-TO285.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-6COFP.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-6GBFB.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-274OR.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Online\is-QCGH2.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Plugins\is-IS3T9.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-JDSN4.tmp is-HSL9P.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-RL2ND.tmp is-HSL9P.tmp -
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 AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeManageVolumePrivilege 4828 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3876 wrote to memory of 2952 3876 44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d.exe 85 PID 3876 wrote to memory of 2952 3876 44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d.exe 85 PID 3876 wrote to memory of 2952 3876 44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d.exe 85 PID 2952 wrote to memory of 4540 2952 is-HSL9P.tmp 87 PID 2952 wrote to memory of 4540 2952 is-HSL9P.tmp 87 PID 2952 wrote to memory of 4540 2952 is-HSL9P.tmp 87 PID 2952 wrote to memory of 3940 2952 is-HSL9P.tmp 89 PID 2952 wrote to memory of 3940 2952 is-HSL9P.tmp 89 PID 2952 wrote to memory of 3940 2952 is-HSL9P.tmp 89 PID 4540 wrote to memory of 3268 4540 net.exe 90 PID 4540 wrote to memory of 3268 4540 net.exe 90 PID 4540 wrote to memory of 3268 4540 net.exe 90 PID 2952 wrote to memory of 1156 2952 is-HSL9P.tmp 94 PID 2952 wrote to memory of 1156 2952 is-HSL9P.tmp 94 PID 2952 wrote to memory of 1156 2952 is-HSL9P.tmp 94
Processes
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C:\Users\Admin\AppData\Local\Temp\44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d.exe"C:\Users\Admin\AppData\Local\Temp\44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3876 -
C:\Users\Admin\AppData\Local\Temp\is-P56J7.tmp\is-HSL9P.tmp"C:\Users\Admin\AppData\Local\Temp\is-P56J7.tmp\is-HSL9P.tmp" /SL4 $C003E "C:\Users\Admin\AppData\Local\Temp\44780821d40e232f3436c1aff3adba32b4619b589eb9a775fde0f59b65d1184d.exe" 5597940 1418242⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2952 -
C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 23⤵
- Suspicious use of WriteProcessMemory
PID:4540 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 24⤵PID:3268
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C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe"C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe" -i3⤵
- Executes dropped EXE
PID:3940
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C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe"C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe" -s3⤵
- Executes dropped EXE
PID:1156
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵PID:4332
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4828
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.4MB
MD581bf17b6bc712eec07e481349afc3dbc
SHA1eedecca191d3a6b1f16483714343fe1019d7fc62
SHA25681baf334067384061f84fb8335cd811aa22984601ad103e3f575f0a5cb9a639b
SHA5123aa53bfc176d2313e7a02c8f3511e1892adcacf02ee28135e5ae46b1224fdfaef6ddcba8b5f9b340c40c39d22b87d23468401df2c84ac57c57fdeabf2f302171
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Filesize
4.4MB
MD581bf17b6bc712eec07e481349afc3dbc
SHA1eedecca191d3a6b1f16483714343fe1019d7fc62
SHA25681baf334067384061f84fb8335cd811aa22984601ad103e3f575f0a5cb9a639b
SHA5123aa53bfc176d2313e7a02c8f3511e1892adcacf02ee28135e5ae46b1224fdfaef6ddcba8b5f9b340c40c39d22b87d23468401df2c84ac57c57fdeabf2f302171
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Filesize
4.4MB
MD581bf17b6bc712eec07e481349afc3dbc
SHA1eedecca191d3a6b1f16483714343fe1019d7fc62
SHA25681baf334067384061f84fb8335cd811aa22984601ad103e3f575f0a5cb9a639b
SHA5123aa53bfc176d2313e7a02c8f3511e1892adcacf02ee28135e5ae46b1224fdfaef6ddcba8b5f9b340c40c39d22b87d23468401df2c84ac57c57fdeabf2f302171
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Filesize
16KB
MD585a1abf435c2191cdbf553a6cbc79313
SHA18e7c80783eb7b223f43e4ba894cac196ec3a9a63
SHA256fd728064ad65d32a9e528e4dd854a5b83111285d68e4a37f3a9dd2730b1bed0c
SHA512d1e76d268d2029fb4d81e15112c9ea200342237542cb640beb4c73a83c904ed5f87d3e98e393ef8d660b4ad3c836b928c356f78443813604e1b7528ce3d654f9
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
642KB
MD5e57693101a63b1f934f462bc7a2ef093
SHA12748ea8c66b980f14c9ce36c1c3061e690cf3ce7
SHA25671267ff94c9fc72cbffaeed3bc2f33cef1eeb1887c29c574d7f26595d1a6235f
SHA5123dcda686a85b19a9c7b4c96d132e90ed43c7df13ce9456beb2b88c278d8068cc3abcbfe25b1607c7b8281d276efb24809730f352927b326254f3208cbdf54a3e
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Filesize
642KB
MD5e57693101a63b1f934f462bc7a2ef093
SHA12748ea8c66b980f14c9ce36c1c3061e690cf3ce7
SHA25671267ff94c9fc72cbffaeed3bc2f33cef1eeb1887c29c574d7f26595d1a6235f
SHA5123dcda686a85b19a9c7b4c96d132e90ed43c7df13ce9456beb2b88c278d8068cc3abcbfe25b1607c7b8281d276efb24809730f352927b326254f3208cbdf54a3e