da99f78d0bbddb84823b7d7383a89a8a97211fa9eac24c8e9ebd1813a5899522

Analysis

max time kernel
126s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
27-07-2022 19:24

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General

Target

Setup_5.exe
Size

371.5MB
MD5

a0e4befbfe2622bdce245bd8eb19601e
SHA1

5f8798d2691e2a367a673c568668c3799eed63f6
SHA256

da99f78d0bbddb84823b7d7383a89a8a97211fa9eac24c8e9ebd1813a5899522
SHA512

d91583b1aff4e90d1b0b3bd9a346cbdd52b2f88b241848f821d6f2d566580e58c79eb7be497424f4d3e6635078de9ee408d85d600f2ab44ba285fe8c75d125bd

Score

9^/10

discovery evasion spyware stealer themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Setup_5.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setup_5.exe
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

08073847789316448587.exe

pid process

396 08073847789316448587.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setup_5.exe

pid	process
396	08073847789316448587.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Setup_5.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Setup_5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Setup_5.exe

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Setup_5.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Control Panel\International\Geo\Nation Setup_5.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Control Panel\International\Geo\Nation	Setup_5.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1500-130-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-131-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-137-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-138-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-139-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-140-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-141-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-142-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-165-0x0000000000700000-0x00000000014D0000-memory.dmp	themida
behavioral2/memory/1500-167-0x0000000000700000-0x00000000014D0000-memory.dmp	themida

Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Setup_5.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup_5.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

Processes:

Setup_5.exe08073847789316448587.exe

pid process

1500 Setup_5.exe
396 08073847789316448587.exe
396 08073847789316448587.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4888 396 WerFault.exe 08073847789316448587.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Setup_5.exe

pid	pid_target	process	target process
4888	396	WerFault.exe	08073847789316448587.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Setup_5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Setup_5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Setup_5.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

4800 schtasks.exe
1844 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3704 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1032 taskkill.exe

pid	process
4800	schtasks.exe
1844	schtasks.exe

pid	process
3704	timeout.exe

pid	process
1032	taskkill.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Setup_5.exe08073847789316448587.exe

pid	process
1500	Setup_5.exe
1500	Setup_5.exe
1500	Setup_5.exe
1500	Setup_5.exe
1500	Setup_5.exe
1500	Setup_5.exe
396	08073847789316448587.exe
396	08073847789316448587.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1032 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1032	taskkill.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Setup_5.execmd.exe08073847789316448587.exe

description	pid	process	target process
PID 1500 wrote to memory of 396	1500	Setup_5.exe	08073847789316448587.exe
PID 1500 wrote to memory of 396	1500	Setup_5.exe	08073847789316448587.exe
PID 1500 wrote to memory of 396	1500	Setup_5.exe	08073847789316448587.exe
PID 1500 wrote to memory of 4172	1500	Setup_5.exe	cmd.exe
PID 1500 wrote to memory of 4172	1500	Setup_5.exe	cmd.exe
PID 1500 wrote to memory of 4172	1500	Setup_5.exe	cmd.exe
PID 4172 wrote to memory of 1032	4172	cmd.exe	taskkill.exe
PID 4172 wrote to memory of 1032	4172	cmd.exe	taskkill.exe
PID 4172 wrote to memory of 1032	4172	cmd.exe	taskkill.exe
PID 396 wrote to memory of 4800	396	08073847789316448587.exe	schtasks.exe
PID 396 wrote to memory of 4800	396	08073847789316448587.exe	schtasks.exe
PID 396 wrote to memory of 4800	396	08073847789316448587.exe	schtasks.exe
PID 4172 wrote to memory of 3704	4172	cmd.exe	timeout.exe
PID 4172 wrote to memory of 3704	4172	cmd.exe	timeout.exe
PID 4172 wrote to memory of 3704	4172	cmd.exe	timeout.exe
PID 396 wrote to memory of 32	396	08073847789316448587.exe	schtasks.exe
PID 396 wrote to memory of 32	396	08073847789316448587.exe	schtasks.exe
PID 396 wrote to memory of 32	396	08073847789316448587.exe	schtasks.exe
PID 396 wrote to memory of 1844	396	08073847789316448587.exe	schtasks.exe
PID 396 wrote to memory of 1844	396	08073847789316448587.exe	schtasks.exe
PID 396 wrote to memory of 1844	396	08073847789316448587.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Setup_5.exe
"C:\Users\Admin\AppData\Local\Temp\Setup_5.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1500

C:\ProgramData\08073847789316448587.exe
"C:\ProgramData\08073847789316448587.exe"
2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:396

C:\Windows\SysWOW64\schtasks.exe
/C /create /F /sc minute /mo 5 /tn "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\PerfMon\PerfWatson2.exe"
3⤵
- Creates scheduled task(s)
PID:4800

C:\Windows\SysWOW64\schtasks.exe
/C /Query /XML /TN "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}"
3⤵
PID:32

C:\Windows\SysWOW64\schtasks.exe
/C /create /F /tn "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}" /XML "C:\Users\Admin\AppData\Roaming\Microsoft\PerfMon\1201824912038.xml"
3⤵
- Creates scheduled task(s)
PID:1844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 592
3⤵
- Program crash
PID:4888

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im Setup_5.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Setup_5.exe" & del C:\ProgramData\*.dll & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4172

C:\Windows\SysWOW64\taskkill.exe
taskkill /im Setup_5.exe /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1032

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
3⤵
- Delays execution with timeout.exe
PID:3704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 396 -ip 396
1⤵
PID:5080

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\08073847789316448587.exe
Filesize
6.6MB

MD5
bee28e19c6b505930e4a49af46bbf869

SHA1
f626c6cc69a3854418c91540c4a07ed576ce38f7

SHA256
baa189bb50907bd224fea02b937ea59bf05ee6a14ac73c2d34b3c7fd3700148b

SHA512
daa39e99f86e163130d566a24a8b5efb5914b787f8518731549ab22c82cc85b59ed3e1b83728e0046721d4dab50deb04a54af46c66eec75e12b6c7667175c3ca

Download Submit
C:\ProgramData\08073847789316448587.exe
Filesize
6.6MB

MD5
bee28e19c6b505930e4a49af46bbf869

SHA1
f626c6cc69a3854418c91540c4a07ed576ce38f7

SHA256
baa189bb50907bd224fea02b937ea59bf05ee6a14ac73c2d34b3c7fd3700148b

SHA512
daa39e99f86e163130d566a24a8b5efb5914b787f8518731549ab22c82cc85b59ed3e1b83728e0046721d4dab50deb04a54af46c66eec75e12b6c7667175c3ca

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\PerfMon\1201824912038.xml
Filesize
1KB

MD5
7ca3c7fea8fe69ed4a67cfefbe83b674

SHA1
6042245a47fe3974c263bf7de75302d7c340538f

SHA256
e52d3851b9a9cadb6cc9365c50accc6d9709443b5d08bfa140df1825d56893f3

SHA512
abe87b227895e9559df5a53011f3458760aebac57f702d0db5c855428a8d4b0f78e7a41adbfc2d148e41639ec5eaa440e488671782e51abd4165c525aaad915e

Download Submit
memory/32-174-0x0000000000000000-mapping.dmp

Download
memory/396-170-0x0000000000E20000-0x0000000001858000-memory.dmp

Filesize
10.2MB

Download
memory/396-172-0x0000000000E20000-0x0000000001858000-memory.dmp

Filesize
10.2MB

Download
memory/396-177-0x0000000000E20000-0x0000000001858000-memory.dmp

Filesize
10.2MB

Download
memory/396-162-0x0000000000000000-mapping.dmp

Download
memory/1032-169-0x0000000000000000-mapping.dmp

Download
memory/1500-168-0x0000000077DD0000-0x0000000077F73000-memory.dmp

Filesize
1.6MB

Download
memory/1500-136-0x0000000077DD0000-0x0000000077F73000-memory.dmp

Filesize
1.6MB

Download
memory/1500-143-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/1500-137-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-130-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-140-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-167-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-131-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-138-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-165-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-142-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-139-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1500-141-0x0000000000700000-0x00000000014D0000-memory.dmp

Filesize
13.8MB

Download
memory/1844-175-0x0000000000000000-mapping.dmp

Download
memory/3704-173-0x0000000000000000-mapping.dmp

Download
memory/4172-166-0x0000000000000000-mapping.dmp

Download
memory/4800-171-0x0000000000000000-mapping.dmp

Download