Overview
overview
10Static
static
toolspab2 (1).exe
windows7_x64
10toolspab2 (1).exe
windows10_x64
10toolspab2 (10).exe
windows7_x64
10toolspab2 (10).exe
windows10_x64
10toolspab2 (11).exe
windows7_x64
10toolspab2 (11).exe
windows10_x64
10toolspab2 (12).exe
windows7_x64
10toolspab2 (12).exe
windows10_x64
10toolspab2 (13).exe
windows7_x64
10toolspab2 (13).exe
windows10_x64
10toolspab2 (14).exe
windows7_x64
10toolspab2 (14).exe
windows10_x64
10toolspab2 (15).exe
windows7_x64
10toolspab2 (15).exe
windows10_x64
10toolspab2 (16).exe
windows7_x64
10toolspab2 (16).exe
windows10_x64
10toolspab2 (17).exe
windows7_x64
10toolspab2 (17).exe
windows10_x64
10toolspab2 (18).exe
windows7_x64
10toolspab2 (18).exe
windows10_x64
10toolspab2 (19).exe
windows7_x64
10toolspab2 (19).exe
windows10_x64
10toolspab2 (2).exe
windows7_x64
10toolspab2 (2).exe
windows10_x64
10toolspab2 (20).exe
windows7_x64
10toolspab2 (20).exe
windows10_x64
10toolspab2 (21).exe
windows7_x64
10toolspab2 (21).exe
windows10_x64
10toolspab2 (22).exe
windows7_x64
10toolspab2 (22).exe
windows10_x64
10toolspab2 (23).exe
windows7_x64
10toolspab2 (23).exe
windows10_x64
10Resubmissions
12-07-2021 16:55
210712-cvz622xsbj 1010-07-2021 13:25
210710-pdfh7kft96 1009-07-2021 23:00
210709-hewxkm1xlj 1009-07-2021 16:08
210709-5ql27kyjqa 1009-07-2021 14:08
210709-pt977a4bhe 1008-07-2021 22:09
210708-3ypfnj5j7x 1008-07-2021 13:30
210708-4hsk7y9f2x 1008-07-2021 12:14
210708-8t5f9z9egj 10Analysis
-
max time kernel
1800s -
max time network
1704s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
12-07-2021 16:55
Static task
static1
Behavioral task
behavioral1
Sample
toolspab2 (1).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral2
Sample
toolspab2 (1).exe
Resource
win10v20210408
windows10_x64
Behavioral task
behavioral3
Sample
toolspab2 (10).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral4
Sample
toolspab2 (10).exe
Resource
win10v20210408
windows10_x64
Behavioral task
behavioral5
Sample
toolspab2 (11).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral6
Sample
toolspab2 (11).exe
Resource
win10v20210408
windows10_x64
Behavioral task
behavioral7
Sample
toolspab2 (12).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral8
Sample
toolspab2 (12).exe
Resource
win10v20210410
windows10_x64
Behavioral task
behavioral9
Sample
toolspab2 (13).exe
Resource
win7v20210408
windows7_x64
Behavioral task
behavioral10
Sample
toolspab2 (13).exe
Resource
win10v20210410
windows10_x64
Behavioral task
behavioral11
Sample
toolspab2 (14).exe
Resource
win7v20210408
windows7_x64
Behavioral task
behavioral12
Sample
toolspab2 (14).exe
Resource
win10v20210410
windows10_x64
Behavioral task
behavioral13
Sample
toolspab2 (15).exe
Resource
win7v20210408
windows7_x64
Behavioral task
behavioral14
Sample
toolspab2 (15).exe
Resource
win10v20210410
windows10_x64
Behavioral task
behavioral15
Sample
toolspab2 (16).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral16
Sample
toolspab2 (16).exe
Resource
win10v20210408
windows10_x64
Behavioral task
behavioral17
Sample
toolspab2 (17).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral18
Sample
toolspab2 (17).exe
Resource
win10v20210408
windows10_x64
Behavioral task
behavioral19
Sample
toolspab2 (18).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral20
Sample
toolspab2 (18).exe
Resource
win10v20210408
windows10_x64
Behavioral task
behavioral21
Sample
toolspab2 (19).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral22
Sample
toolspab2 (19).exe
Resource
win10v20210408
windows10_x64
Behavioral task
behavioral23
Sample
toolspab2 (2).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral24
Sample
toolspab2 (2).exe
Resource
win10v20210410
windows10_x64
Behavioral task
behavioral25
Sample
toolspab2 (20).exe
Resource
win7v20210408
windows7_x64
Behavioral task
behavioral26
Sample
toolspab2 (20).exe
Resource
win10v20210410
windows10_x64
Behavioral task
behavioral27
Sample
toolspab2 (21).exe
Resource
win7v20210408
windows7_x64
Behavioral task
behavioral28
Sample
toolspab2 (21).exe
Resource
win10v20210410
windows10_x64
Behavioral task
behavioral29
Sample
toolspab2 (22).exe
Resource
win7v20210410
windows7_x64
Behavioral task
behavioral30
Sample
toolspab2 (22).exe
Resource
win10v20210408
windows10_x64
Behavioral task
behavioral31
Sample
toolspab2 (23).exe
Resource
win7v20210410
windows7_x64
General
-
Target
toolspab2 (16).exe
-
Size
315KB
-
MD5
1d20e1f65938e837ef1b88f10f1bd6c3
-
SHA1
703d7098dbfc476d2181b7fc041cc23e49c368f1
-
SHA256
05cd7440851f13dd8f489bb3c06eba385d85d7d9a77a612049c04c541a88593d
-
SHA512
f9d333abe1f721b8d45d7bc6b5f286af09a8d233bd1d41f0ad891840cf742364aeca2cb6ccd6543f56a8eaf32804f82f72f961d16d5ba663ad706d164915a196
Malware Config
Extracted
smokeloader
2020
http://999080321newfolder1002002131-service1002.space/
http://999080321newfolder1002002231-service1002.space/
http://999080321newfolder3100231-service1002.space/
http://999080321newfolder1002002431-service1002.space/
http://999080321newfolder1002002531-service1002.space/
http://999080321newfolder33417-012425999080321.space/
http://999080321test125831-service10020125999080321.space/
http://999080321test136831-service10020125999080321.space/
http://999080321test147831-service10020125999080321.space/
http://999080321test146831-service10020125999080321.space/
http://999080321test134831-service10020125999080321.space/
http://999080321est213531-service1002012425999080321.ru/
http://999080321yes1t3481-service10020125999080321.ru/
http://999080321test13561-service10020125999080321.su/
http://999080321test14781-service10020125999080321.info/
http://999080321test13461-service10020125999080321.net/
http://999080321test15671-service10020125999080321.tech/
http://999080321test12671-service10020125999080321.online/
http://999080321utest1341-service10020125999080321.ru/
http://999080321uest71-service100201dom25999080321.ru/
http://999080321test61-service10020125999080321.website/
http://999080321test51-service10020125999080321.xyz/
http://999080321test41-service100201pro25999080321.ru/
http://999080321yest31-service100201rus25999080321.ru/
http://999080321rest21-service10020125999080321.eu/
http://999080321test11-service10020125999080321.press/
http://999080321newfolder4561-service10020125999080321.ru/
http://999080321rustest213-service10020125999080321.ru/
http://999080321test281-service10020125999080321.ru/
http://999080321test261-service10020125999080321.space/
http://999080321yomtest251-service10020125999080321.ru/
http://999080321yirtest231-service10020125999080321.ru/
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
-
Downloads MZ/PE file
-
Executes dropped EXE 8 IoCs
pid Process 4092 EB0D.exe 4180 EF05.exe 3176 vgcjjbr 4080 vgcjjbr 4364 vgcjjbr 4332 vgcjjbr 1648 vgcjjbr 3164 vgcjjbr -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion EF05.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion EF05.exe -
Deletes itself 1 IoCs
pid Process 3048 Process not Found -
Loads dropped DLL 7 IoCs
pid Process 4252 toolspab2 (16).exe 4092 EB0D.exe 4092 EB0D.exe 4092 EB0D.exe 4092 EB0D.exe 4092 EB0D.exe 4332 vgcjjbr -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
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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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA EF05.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4180 EF05.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 4652 set thread context of 4252 4652 toolspab2 (16).exe 76 PID 3176 set thread context of 4080 3176 vgcjjbr 90 PID 4364 set thread context of 4332 4364 vgcjjbr 92 PID 1648 set thread context of 3164 1648 vgcjjbr 94 -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI toolspab2 (16).exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI toolspab2 (16).exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI toolspab2 (16).exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI vgcjjbr Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI vgcjjbr Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI vgcjjbr -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4252 toolspab2 (16).exe 4252 toolspab2 (16).exe 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3048 Process not Found -
Suspicious behavior: MapViewOfSection 20 IoCs
pid Process 4252 toolspab2 (16).exe 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 4332 vgcjjbr -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found Token: SeShutdownPrivilege 3048 Process not Found Token: SeCreatePagefilePrivilege 3048 Process not Found -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3048 Process not Found -
Suspicious use of WriteProcessMemory 62 IoCs
description pid Process procid_target PID 4652 wrote to memory of 4252 4652 toolspab2 (16).exe 76 PID 4652 wrote to memory of 4252 4652 toolspab2 (16).exe 76 PID 4652 wrote to memory of 4252 4652 toolspab2 (16).exe 76 PID 4652 wrote to memory of 4252 4652 toolspab2 (16).exe 76 PID 4652 wrote to memory of 4252 4652 toolspab2 (16).exe 76 PID 4652 wrote to memory of 4252 4652 toolspab2 (16).exe 76 PID 3048 wrote to memory of 4092 3048 Process not Found 78 PID 3048 wrote to memory of 4092 3048 Process not Found 78 PID 3048 wrote to memory of 4092 3048 Process not Found 78 PID 3048 wrote to memory of 4180 3048 Process not Found 79 PID 3048 wrote to memory of 4180 3048 Process not Found 79 PID 3048 wrote to memory of 4180 3048 Process not Found 79 PID 3048 wrote to memory of 4168 3048 Process not Found 80 PID 3048 wrote to memory of 4168 3048 Process not Found 80 PID 3048 wrote to memory of 4168 3048 Process not Found 80 PID 3048 wrote to memory of 4168 3048 Process not Found 80 PID 3048 wrote to memory of 492 3048 Process not Found 81 PID 3048 wrote to memory of 492 3048 Process not Found 81 PID 3048 wrote to memory of 492 3048 Process not Found 81 PID 3048 wrote to memory of 904 3048 Process not Found 82 PID 3048 wrote to memory of 904 3048 Process not Found 82 PID 3048 wrote to memory of 904 3048 Process not Found 82 PID 3048 wrote to memory of 904 3048 Process not Found 82 PID 3048 wrote to memory of 1216 3048 Process not Found 83 PID 3048 wrote to memory of 1216 3048 Process not Found 83 PID 3048 wrote to memory of 1216 3048 Process not Found 83 PID 3048 wrote to memory of 1500 3048 Process not Found 84 PID 3048 wrote to memory of 1500 3048 Process not Found 84 PID 3048 wrote to memory of 1500 3048 Process not Found 84 PID 3048 wrote to memory of 1500 3048 Process not Found 84 PID 3048 wrote to memory of 1776 3048 Process not Found 85 PID 3048 wrote to memory of 1776 3048 Process not Found 85 PID 3048 wrote to memory of 1776 3048 Process not Found 85 PID 3048 wrote to memory of 2100 3048 Process not Found 86 PID 3048 wrote to memory of 2100 3048 Process not Found 86 PID 3048 wrote to memory of 2100 3048 Process not Found 86 PID 3048 wrote to memory of 2100 3048 Process not Found 86 PID 3048 wrote to memory of 2308 3048 Process not Found 87 PID 3048 wrote to memory of 2308 3048 Process not Found 87 PID 3048 wrote to memory of 2308 3048 Process not Found 87 PID 3048 wrote to memory of 2516 3048 Process not Found 88 PID 3048 wrote to memory of 2516 3048 Process not Found 88 PID 3048 wrote to memory of 2516 3048 Process not Found 88 PID 3048 wrote to memory of 2516 3048 Process not Found 88 PID 3176 wrote to memory of 4080 3176 vgcjjbr 90 PID 3176 wrote to memory of 4080 3176 vgcjjbr 90 PID 3176 wrote to memory of 4080 3176 vgcjjbr 90 PID 3176 wrote to memory of 4080 3176 vgcjjbr 90 PID 3176 wrote to memory of 4080 3176 vgcjjbr 90 PID 3176 wrote to memory of 4080 3176 vgcjjbr 90 PID 4364 wrote to memory of 4332 4364 vgcjjbr 92 PID 4364 wrote to memory of 4332 4364 vgcjjbr 92 PID 4364 wrote to memory of 4332 4364 vgcjjbr 92 PID 4364 wrote to memory of 4332 4364 vgcjjbr 92 PID 4364 wrote to memory of 4332 4364 vgcjjbr 92 PID 4364 wrote to memory of 4332 4364 vgcjjbr 92 PID 1648 wrote to memory of 3164 1648 vgcjjbr 94 PID 1648 wrote to memory of 3164 1648 vgcjjbr 94 PID 1648 wrote to memory of 3164 1648 vgcjjbr 94 PID 1648 wrote to memory of 3164 1648 vgcjjbr 94 PID 1648 wrote to memory of 3164 1648 vgcjjbr 94 PID 1648 wrote to memory of 3164 1648 vgcjjbr 94
Processes
-
C:\Users\Admin\AppData\Local\Temp\toolspab2 (16).exe"C:\Users\Admin\AppData\Local\Temp\toolspab2 (16).exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4652 -
C:\Users\Admin\AppData\Local\Temp\toolspab2 (16).exe"C:\Users\Admin\AppData\Local\Temp\toolspab2 (16).exe"2⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4252
-
-
C:\Users\Admin\AppData\Local\Temp\EB0D.exeC:\Users\Admin\AppData\Local\Temp\EB0D.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4092
-
C:\Users\Admin\AppData\Local\Temp\EF05.exeC:\Users\Admin\AppData\Local\Temp\EF05.exe1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4180
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:4168
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:492
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:904
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:1216
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:1500
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:1776
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2100
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵PID:2308
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵PID:2516
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C:\Users\Admin\AppData\Roaming\vgcjjbrC:\Users\Admin\AppData\Roaming\vgcjjbr1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Users\Admin\AppData\Roaming\vgcjjbrC:\Users\Admin\AppData\Roaming\vgcjjbr2⤵
- Executes dropped EXE
PID:4080
-
-
C:\Users\Admin\AppData\Roaming\vgcjjbrC:\Users\Admin\AppData\Roaming\vgcjjbr1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4364 -
C:\Users\Admin\AppData\Roaming\vgcjjbrC:\Users\Admin\AppData\Roaming\vgcjjbr2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:4332
-
-
C:\Users\Admin\AppData\Roaming\vgcjjbrC:\Users\Admin\AppData\Roaming\vgcjjbr1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Users\Admin\AppData\Roaming\vgcjjbrC:\Users\Admin\AppData\Roaming\vgcjjbr2⤵
- Executes dropped EXE
PID:3164
-