Analysis
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max time kernel
154s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
23/09/2023, 19:09
Static task
static1
Behavioral task
behavioral1
Sample
a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe
Resource
win10v2004-20230915-en
General
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Target
a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe
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Size
266KB
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MD5
9abf90bde094785cffbe3f34094b59e0
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SHA1
18e57ddb3d32d20f526cee6dd2c4731fea2f326b
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SHA256
a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1
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SHA512
ede2ad56ae8c63c261f4f51b72b98c257dfbccc384c9926ad6e348821d1316fe1ae1a7d85d5d1048b1b95ef845d523059a5c7f365cbb09634d283be492b7513a
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SSDEEP
3072:iBXiXrgPgrVGtBtNHPBidyXqJWmICEg43wZi6lw/khZjfHg:+ArnrEtB3vBioXqJ3TEg43k/wshZj
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2022
http://gudintas.at/tmp/
http://pik96.ru/tmp/
http://rosatiauto.com/tmp/
http://kingpirate.ru/tmp/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 1220 Process not Found -
Executes dropped EXE 1 IoCs
pid Process 3036 eugfcir -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI eugfcir Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI eugfcir Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI eugfcir Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3020 a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe 3020 a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found 1220 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1220 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 3020 a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe 3036 eugfcir -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1220 Process not Found 1220 Process not Found -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1220 Process not Found 1220 Process not Found -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2416 wrote to memory of 3036 2416 taskeng.exe 29 PID 2416 wrote to memory of 3036 2416 taskeng.exe 29 PID 2416 wrote to memory of 3036 2416 taskeng.exe 29 PID 2416 wrote to memory of 3036 2416 taskeng.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe"C:\Users\Admin\AppData\Local\Temp\a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1_JC.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3020
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C:\Windows\system32\taskeng.exetaskeng.exe {73D9D5E4-F5EF-4047-834F-A85080719190} S-1-5-21-3750544865-3773649541-1858556521-1000:XOCYHKRS\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Users\Admin\AppData\Roaming\eugfcirC:\Users\Admin\AppData\Roaming\eugfcir2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:3036
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
266KB
MD59abf90bde094785cffbe3f34094b59e0
SHA118e57ddb3d32d20f526cee6dd2c4731fea2f326b
SHA256a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1
SHA512ede2ad56ae8c63c261f4f51b72b98c257dfbccc384c9926ad6e348821d1316fe1ae1a7d85d5d1048b1b95ef845d523059a5c7f365cbb09634d283be492b7513a
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Filesize
266KB
MD59abf90bde094785cffbe3f34094b59e0
SHA118e57ddb3d32d20f526cee6dd2c4731fea2f326b
SHA256a76ac34a9fc8146224d737ebb15bdbf2e35acd67e274ad328fcab5b99f8a99c1
SHA512ede2ad56ae8c63c261f4f51b72b98c257dfbccc384c9926ad6e348821d1316fe1ae1a7d85d5d1048b1b95ef845d523059a5c7f365cbb09634d283be492b7513a