96357fd4f3d7c2e7af393c2c9f2319b7a4474ba3b6cb731456b3f146bb8c0beb

Resubmissions

06-09-2022 13:50

220906-q5hg5sbadm 10

17-08-2022 16:17

220817-trkl5ahhdj 9

25-07-2022 23:23

220725-3dd2vsfch6 9

Analysis

max time kernel
142s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
17-08-2022 16:17

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General

Target

Setup/Setup.exe
Size

385.9MB
MD5

0cc8c8d79c0eb8352305dc80d4c7d28a
SHA1

e9b479a3f4b33d3ebcc41d21584fd7abc26d28e0
SHA256

1f312cb92e5c7cc484f5c343efd701d8bb750a66be308f6aa863632a4c4a198b
SHA512

0d0e541291bc3538d5492edb4867861ec1213167430ed0c5537d08e66d834a20a67d0cd8c839b81b0de7d6a9c3c45a661c6d7d178885cd73da7cb529408c15e3

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.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setup.exe

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

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

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1276-132-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-133-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-138-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-139-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-140-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-142-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-143-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-144-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-145-0x00000000009A0000-0x00000000015C1000-memory.dmp	themida
behavioral2/memory/1276-166-0x00000000009A0000-0x00000000015C1000-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.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Setup.exe

pid process

1276 Setup.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4500 1276 WerFault.exe Setup.exe

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

pid	process
1276	Setup.exe

pid	pid_target	process	target process
4500	1276	WerFault.exe	Setup.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.exe

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Setup.exe

pid process

1276 Setup.exe
1276 Setup.exe
1276 Setup.exe
1276 Setup.exe
1276 Setup.exe
1276 Setup.exe

pid	process
1276	Setup.exe
1276	Setup.exe
1276	Setup.exe
1276	Setup.exe
1276	Setup.exe
1276	Setup.exe

C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup\Setup.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 1376
2⤵
- Program crash
PID:4500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1276 -ip 1276
1⤵
PID:2144

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

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

memory/1276-132-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-133-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-138-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-139-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-140-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-141-0x0000000077DC0000-0x0000000077F63000-memory.dmp

Filesize
1.6MB

Download
memory/1276-142-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-143-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-144-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-145-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download
memory/1276-146-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/1276-165-0x0000000077DC0000-0x0000000077F63000-memory.dmp

Filesize
1.6MB

Download
memory/1276-166-0x00000000009A0000-0x00000000015C1000-memory.dmp

Filesize
12.1MB

Download