Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
16/09/2022, 04:49
Static task
static1
Behavioral task
behavioral1
Sample
624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe
Resource
win10-20220812-en
General
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Target
624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe
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Size
256KB
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MD5
fd51cd7518ae01e52802694c6e8f5db9
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SHA1
35008bd25ff1c9f6d433e931ebfb19cf55d2efd4
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SHA256
624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d
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SHA512
5ca39d6ad720f2967bf8c893812a65dcdb46f5d7b4dd6cb6074944cd5e3f2a783e35a0558e776536cd750b59f00f11d69607abf0bb22a730c6e865bb325c59db
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SSDEEP
3072:LXMxCSz2xOeoTLS5E6UJmPeVbUPbvQkjTXMi0KuoITFPiM/h3BsxkgaBChULu:jWKRoTzJkwUTvDjTXMi027niga
Malware Config
Signatures
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Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral1/memory/2760-142-0x00000000001D0000-0x00000000001D9000-memory.dmp family_smokeloader -
NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 2264 3642.exe 3928 client32.exe 4484 5C59.exe -
resource yara_rule behavioral1/files/0x000700000001ac37-272.dat upx behavioral1/files/0x000700000001ac37-274.dat upx behavioral1/memory/4484-278-0x0000000000210000-0x00000000014AF000-memory.dmp upx behavioral1/memory/4484-649-0x0000000000210000-0x00000000014AF000-memory.dmp upx behavioral1/memory/4484-736-0x0000000000210000-0x00000000014AF000-memory.dmp upx -
Deletes itself 1 IoCs
pid Process 2820 Process not Found -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\autorunsuport.ini.lnk 3642.exe -
Loads dropped DLL 5 IoCs
pid Process 3928 client32.exe 3928 client32.exe 3928 client32.exe 3928 client32.exe 3928 client32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2760 624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe 2760 624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2820 Process not Found -
Suspicious behavior: MapViewOfSection 19 IoCs
pid Process 2760 624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found 2820 Process not Found -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeShutdownPrivilege 2820 Process not Found Token: SeCreatePagefilePrivilege 2820 Process not Found Token: SeShutdownPrivilege 2820 Process not Found Token: SeCreatePagefilePrivilege 2820 Process not Found Token: SeShutdownPrivilege 2820 Process not Found Token: SeCreatePagefilePrivilege 2820 Process not Found Token: SeShutdownPrivilege 2820 Process not Found Token: SeCreatePagefilePrivilege 2820 Process not Found Token: SeShutdownPrivilege 2820 Process not Found Token: SeCreatePagefilePrivilege 2820 Process not Found Token: SeSecurityPrivilege 3928 client32.exe Token: SeDebugPrivilege 4996 powershell.exe Token: SeShutdownPrivilege 2820 Process not Found Token: SeCreatePagefilePrivilege 2820 Process not Found Token: SeShutdownPrivilege 2820 Process not Found Token: SeCreatePagefilePrivilege 2820 Process not Found Token: SeShutdownPrivilege 2820 Process not Found Token: SeCreatePagefilePrivilege 2820 Process not Found -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3928 client32.exe -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 2820 wrote to memory of 2264 2820 Process not Found 66 PID 2820 wrote to memory of 2264 2820 Process not Found 66 PID 2820 wrote to memory of 2264 2820 Process not Found 66 PID 2264 wrote to memory of 3928 2264 3642.exe 67 PID 2264 wrote to memory of 3928 2264 3642.exe 67 PID 2264 wrote to memory of 3928 2264 3642.exe 67 PID 2820 wrote to memory of 4484 2820 Process not Found 68 PID 2820 wrote to memory of 4484 2820 Process not Found 68 PID 2820 wrote to memory of 5116 2820 Process not Found 69 PID 2820 wrote to memory of 5116 2820 Process not Found 69 PID 2820 wrote to memory of 5116 2820 Process not Found 69 PID 2820 wrote to memory of 5116 2820 Process not Found 69 PID 2820 wrote to memory of 5108 2820 Process not Found 70 PID 2820 wrote to memory of 5108 2820 Process not Found 70 PID 2820 wrote to memory of 5108 2820 Process not Found 70 PID 2820 wrote to memory of 668 2820 Process not Found 71 PID 2820 wrote to memory of 668 2820 Process not Found 71 PID 2820 wrote to memory of 668 2820 Process not Found 71 PID 2820 wrote to memory of 668 2820 Process not Found 71 PID 2820 wrote to memory of 304 2820 Process not Found 73 PID 2820 wrote to memory of 304 2820 Process not Found 73 PID 2820 wrote to memory of 304 2820 Process not Found 73 PID 2820 wrote to memory of 2484 2820 Process not Found 74 PID 2820 wrote to memory of 2484 2820 Process not Found 74 PID 2820 wrote to memory of 2484 2820 Process not Found 74 PID 2820 wrote to memory of 2484 2820 Process not Found 74 PID 2820 wrote to memory of 4308 2820 Process not Found 75 PID 2820 wrote to memory of 4308 2820 Process not Found 75 PID 2820 wrote to memory of 4308 2820 Process not Found 75 PID 2820 wrote to memory of 4308 2820 Process not Found 75 PID 2820 wrote to memory of 960 2820 Process not Found 76 PID 2820 wrote to memory of 960 2820 Process not Found 76 PID 2820 wrote to memory of 960 2820 Process not Found 76 PID 2820 wrote to memory of 960 2820 Process not Found 76 PID 2820 wrote to memory of 4032 2820 Process not Found 77 PID 2820 wrote to memory of 4032 2820 Process not Found 77 PID 2820 wrote to memory of 4032 2820 Process not Found 77 PID 2820 wrote to memory of 2776 2820 Process not Found 78 PID 2820 wrote to memory of 2776 2820 Process not Found 78 PID 2820 wrote to memory of 2776 2820 Process not Found 78 PID 2820 wrote to memory of 2776 2820 Process not Found 78 PID 4484 wrote to memory of 4996 4484 5C59.exe 80 PID 4484 wrote to memory of 4996 4484 5C59.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe"C:\Users\Admin\AppData\Local\Temp\624a20698d87689fae6d81db2d3bce7932e6ef3e65aabbd7d98ff97e4f7ee70d.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2760
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C:\Users\Admin\AppData\Local\Temp\3642.exeC:\Users\Admin\AppData\Local\Temp\3642.exe1⤵
- Executes dropped EXE
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Users\Admin\AppData\Roaming\windows_update_253746\client32.exe"C:\Users\Admin\AppData\Roaming\windows_update_253746\client32.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3928
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C:\Users\Admin\AppData\Local\Temp\5C59.exeC:\Users\Admin\AppData\Local\Temp\5C59.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell "" "Get-WmiObject Win32_PortConnector"2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4996
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:5116
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:5108
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:668
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:304
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2484
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4308
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:960
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:4032
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2776
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.5MB
MD5789598a08bc57fea514d9ffd8f072b71
SHA17fc3b548b599eca588b54a5d78378be24ba4fc91
SHA2566a9677534228b1e25cb6b978f465b98c19b08844ea9b559e7538f7ff45bb04c8
SHA5126bf941b0a72bd9d0ec56b834b9c090d9dbbb4f30e8e63a1d984638e6bfa391d49e99d69cb89ec4de564ed8222dc8ee22ca5708640a52e1e50b8ca1e0d36adf5b
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Filesize
2.5MB
MD5789598a08bc57fea514d9ffd8f072b71
SHA17fc3b548b599eca588b54a5d78378be24ba4fc91
SHA2566a9677534228b1e25cb6b978f465b98c19b08844ea9b559e7538f7ff45bb04c8
SHA5126bf941b0a72bd9d0ec56b834b9c090d9dbbb4f30e8e63a1d984638e6bfa391d49e99d69cb89ec4de564ed8222dc8ee22ca5708640a52e1e50b8ca1e0d36adf5b
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Filesize
5.1MB
MD5a9cc5d0e46269237dac25c47197ede31
SHA1bb7b724cbc05ef78bc56da3af2946aa90ed7630c
SHA256bbeb309a35a36cd351ea9fb7acf4ea8b16e1c692b1055e849efd57158d76033c
SHA5124c539338e85fa2cfd0460fec5e88d7c16e5a4fce4caffacdd408682542807c600b1a524f60a67fc7924207345100a332d063bc4d81f5fd4e9b6c2332eec86f6a
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Filesize
5.1MB
MD5a9cc5d0e46269237dac25c47197ede31
SHA1bb7b724cbc05ef78bc56da3af2946aa90ed7630c
SHA256bbeb309a35a36cd351ea9fb7acf4ea8b16e1c692b1055e849efd57158d76033c
SHA5124c539338e85fa2cfd0460fec5e88d7c16e5a4fce4caffacdd408682542807c600b1a524f60a67fc7924207345100a332d063bc4d81f5fd4e9b6c2332eec86f6a
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Filesize
320KB
MD5c94005d2dcd2a54e40510344e0bb9435
SHA155b4a1620c5d0113811242c20bd9870a1e31d542
SHA2563c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899
SHA5122e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a
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Filesize
755KB
MD50e37fbfa79d349d672456923ec5fbbe3
SHA14e880fc7625ccf8d9ca799d5b94ce2b1e7597335
SHA2568793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
SHA5122bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630
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Filesize
259B
MD5cf5c9379d49e8627b9adc7c902298212
SHA1f49d19ca9bc87c0bc3c85a3651716eb9a457bc7e
SHA2562e944bcfca261a5bc15f012077dc00837b81295f5c19ef8417ad6b65ebdabc71
SHA51264ef0c20d0e1b6afb9ca9b262397b03dd5051b54a76decaa088b3e932a6ad93a4f6045f3c9ee4c852d3302c374f42a6f7c481287d3507740ec37a09d512b0d6e
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Filesize
3.6MB
MD5d3d39180e85700f72aaae25e40c125ff
SHA1f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15
SHA25638684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5
SHA512471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f
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Filesize
109KB
MD5b2b27ccaded1db8ee341d5bd2c373044
SHA11d0f9ca17c0961eeabffc2ba54e16854a13c8a9d
SHA256e4985a9739637aad4a409c95da33a1304dc17fd6ef9046159b27c0b137a57911
SHA5120987b11aa110ea6b6f4fe4361e587aff010508251644bdfb681a578fa4726fb56af039d55e0b74682fd7031414f665a98656186b220264c122a47d23751dcee1
-
Filesize
109KB
MD5b2b27ccaded1db8ee341d5bd2c373044
SHA11d0f9ca17c0961eeabffc2ba54e16854a13c8a9d
SHA256e4985a9739637aad4a409c95da33a1304dc17fd6ef9046159b27c0b137a57911
SHA5120987b11aa110ea6b6f4fe4361e587aff010508251644bdfb681a578fa4726fb56af039d55e0b74682fd7031414f665a98656186b220264c122a47d23751dcee1
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Filesize
921B
MD5874c5276a1fc02b5c6d8de8a84840b39
SHA114534f690a2bd59c9dffa2e0ec6d8d7bf6d7d532
SHA25665f069cb4c4cb4986a5b175ac24d6db46ac443372afc59ce8d17e4a8aa4a5ee2
SHA512eb5bfe008f98abb855d2f5eee8f31e14c864af05561b7c31f2f454ca8e91518fa091c0bf6b2432a27ca3a4be1a1edd1ce1ec5f60ac37e25a873a9c0211bdb498
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Filesize
32KB
MD534dfb87e4200d852d1fb45dc48f93cfc
SHA135b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641
SHA2562d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703
SHA512f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2
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Filesize
18KB
MD5104b30fef04433a2d2fd1d5f99f179fe
SHA1ecb08e224a2f2772d1e53675bedc4b2c50485a41
SHA256956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd
SHA5125efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f
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Filesize
320KB
MD5c94005d2dcd2a54e40510344e0bb9435
SHA155b4a1620c5d0113811242c20bd9870a1e31d542
SHA2563c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899
SHA5122e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a
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Filesize
18KB
MD5104b30fef04433a2d2fd1d5f99f179fe
SHA1ecb08e224a2f2772d1e53675bedc4b2c50485a41
SHA256956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd
SHA5125efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f
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Filesize
3.6MB
MD5d3d39180e85700f72aaae25e40c125ff
SHA1f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15
SHA25638684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5
SHA512471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f
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Filesize
755KB
MD50e37fbfa79d349d672456923ec5fbbe3
SHA14e880fc7625ccf8d9ca799d5b94ce2b1e7597335
SHA2568793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
SHA5122bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630
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Filesize
32KB
MD534dfb87e4200d852d1fb45dc48f93cfc
SHA135b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641
SHA2562d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703
SHA512f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2