6300f59bb2ecfa05d2da11f61cfe0a67f8bc46b33b383621c80a7187cfe6d52a

Analysis

max time kernel
90s
max time network
155s
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 19:22

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General

Target

Setup_4.exe
Size

370.7MB
MD5

98d23640b46993f245563f123ba4d0c0
SHA1

47cd004517b2403705edfba3006438ede64375e5
SHA256

6300f59bb2ecfa05d2da11f61cfe0a67f8bc46b33b383621c80a7187cfe6d52a
SHA512

0d9a7ecccd1937dd812d487dbcec17775a6f720b43607fc37979d8c05b1547d46acb1ce34f8416c100a450dc40c388f2c5a6bb65792f87ca64250279b34aedbb

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_4.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setup_4.exe
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

30208554508906639353.exe

pid process

4492 30208554508906639353.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setup_4.exe

pid	process
4492	30208554508906639353.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_4.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Setup_4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Setup_4.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_4.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation Setup_4.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-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation	Setup_4.exe

Themida packer 11 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/4728-130-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-131-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-136-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-137-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-138-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-140-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-141-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-142-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-143-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-163-0x0000000000C80000-0x0000000001862000-memory.dmp	themida
behavioral2/memory/4728-169-0x0000000000C80000-0x0000000001862000-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_4.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup_4.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

Processes:

Setup_4.exe30208554508906639353.exe

pid process

4728 Setup_4.exe
4492 30208554508906639353.exe
4492 30208554508906639353.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

4220 4492 WerFault.exe 30208554508906639353.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Setup_4.exe

pid	pid_target	process	target process
4220	4492	WerFault.exe	30208554508906639353.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_4.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Setup_4.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Setup_4.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

764 schtasks.exe
4792 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4348 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4480 taskkill.exe

pid	process
764	schtasks.exe
4792	schtasks.exe

pid	process
4348	timeout.exe

pid	process
4480	taskkill.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Setup_4.exe30208554508906639353.exe

pid	process
4728	Setup_4.exe
4728	Setup_4.exe
4728	Setup_4.exe
4728	Setup_4.exe
4728	Setup_4.exe
4728	Setup_4.exe
4492	30208554508906639353.exe
4492	30208554508906639353.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4480 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4480	taskkill.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Setup_4.execmd.exe30208554508906639353.exe

description	pid	process	target process
PID 4728 wrote to memory of 4492	4728	Setup_4.exe	30208554508906639353.exe
PID 4728 wrote to memory of 4492	4728	Setup_4.exe	30208554508906639353.exe
PID 4728 wrote to memory of 4492	4728	Setup_4.exe	30208554508906639353.exe
PID 4728 wrote to memory of 4300	4728	Setup_4.exe	cmd.exe
PID 4728 wrote to memory of 4300	4728	Setup_4.exe	cmd.exe
PID 4728 wrote to memory of 4300	4728	Setup_4.exe	cmd.exe
PID 4300 wrote to memory of 4480	4300	cmd.exe	taskkill.exe
PID 4300 wrote to memory of 4480	4300	cmd.exe	taskkill.exe
PID 4300 wrote to memory of 4480	4300	cmd.exe	taskkill.exe
PID 4492 wrote to memory of 764	4492	30208554508906639353.exe	schtasks.exe
PID 4492 wrote to memory of 764	4492	30208554508906639353.exe	schtasks.exe
PID 4492 wrote to memory of 764	4492	30208554508906639353.exe	schtasks.exe
PID 4300 wrote to memory of 4348	4300	cmd.exe	timeout.exe
PID 4300 wrote to memory of 4348	4300	cmd.exe	timeout.exe
PID 4300 wrote to memory of 4348	4300	cmd.exe	timeout.exe
PID 4492 wrote to memory of 2136	4492	30208554508906639353.exe	schtasks.exe
PID 4492 wrote to memory of 2136	4492	30208554508906639353.exe	schtasks.exe
PID 4492 wrote to memory of 2136	4492	30208554508906639353.exe	schtasks.exe
PID 4492 wrote to memory of 4792	4492	30208554508906639353.exe	schtasks.exe
PID 4492 wrote to memory of 4792	4492	30208554508906639353.exe	schtasks.exe
PID 4492 wrote to memory of 4792	4492	30208554508906639353.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Setup_4.exe
"C:\Users\Admin\AppData\Local\Temp\Setup_4.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:4728

C:\ProgramData\30208554508906639353.exe
"C:\ProgramData\30208554508906639353.exe"
2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4492

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:764

C:\Windows\SysWOW64\schtasks.exe
/C /Query /XML /TN "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}"
3⤵
PID:2136

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:4792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 608
3⤵
- Program crash
PID:4220

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im Setup_4.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Setup_4.exe" & del C:\ProgramData\*.dll & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4300

C:\Windows\SysWOW64\taskkill.exe
taskkill /im Setup_4.exe /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4480

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
3⤵
- Delays execution with timeout.exe
PID:4348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4492 -ip 4492
1⤵
PID:1824

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\30208554508906639353.exe
Filesize
6.6MB

MD5
bee28e19c6b505930e4a49af46bbf869

SHA1
f626c6cc69a3854418c91540c4a07ed576ce38f7

SHA256
baa189bb50907bd224fea02b937ea59bf05ee6a14ac73c2d34b3c7fd3700148b

SHA512
daa39e99f86e163130d566a24a8b5efb5914b787f8518731549ab22c82cc85b59ed3e1b83728e0046721d4dab50deb04a54af46c66eec75e12b6c7667175c3ca

Download Submit
C:\ProgramData\30208554508906639353.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
fddc0fe054640ea54ed4780a54d1d844

SHA1
bd4b98161f445a1f93961c2d636b94918a1a6156

SHA256
68f31a444f83d250be21c4f7922b70ad8629bd5e74f2daca28ad6ef697747f90

SHA512
dbfb9ec0423f9a4d17c9b2e3e5bded94b4b9b7aee555256abc03c55515f45e5f584e4c2f483d19f856a0419cf255405d12f87c6601d80cd732a71b1e875bd00d

Download Submit
memory/764-173-0x0000000000000000-mapping.dmp

Download
memory/2136-177-0x0000000000000000-mapping.dmp

Download
memory/4300-168-0x0000000000000000-mapping.dmp

Download
memory/4348-176-0x0000000000000000-mapping.dmp

Download
memory/4480-171-0x0000000000000000-mapping.dmp

Download
memory/4492-174-0x0000000000840000-0x0000000001278000-memory.dmp

Filesize
10.2MB

Download
memory/4492-165-0x0000000000000000-mapping.dmp

Download
memory/4492-180-0x0000000000840000-0x0000000001278000-memory.dmp

Filesize
10.2MB

Download
memory/4492-175-0x0000000000840000-0x0000000001278000-memory.dmp

Filesize
10.2MB

Download
memory/4492-172-0x0000000000840000-0x0000000001278000-memory.dmp

Filesize
10.2MB

Download
memory/4728-141-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-164-0x00000000777B0000-0x0000000077953000-memory.dmp

Filesize
1.6MB

Download
memory/4728-136-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-142-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-169-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-170-0x00000000777B0000-0x0000000077953000-memory.dmp

Filesize
1.6MB

Download
memory/4728-143-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-137-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-130-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-138-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-163-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-140-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4728-139-0x00000000777B0000-0x0000000077953000-memory.dmp

Filesize
1.6MB

Download
memory/4728-144-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/4728-131-0x0000000000C80000-0x0000000001862000-memory.dmp

Filesize
11.9MB

Download
memory/4792-178-0x0000000000000000-mapping.dmp

Download