3e42544d302e1b8860d25ed1fc55050d8cdc8584c444e6a470de1c4f8d60739c

Analysis

max time kernel
137s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 12:38

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General

Target

mi_855 865 870_bypass.exe
Size

5.2MB
MD5

f93efd608096df31865b2dfd709bc312
SHA1

23335dbdad1df85352f5b0f79756fc8696d46393
SHA256

3e42544d302e1b8860d25ed1fc55050d8cdc8584c444e6a470de1c4f8d60739c
SHA512

b680c7e4e9fb1390dfc9fe642e1ebb6f25311ff13109b85424ac8022cd8b415b66dfcf1a8afe15d49916591d87951716b2e6becd4362f9ee96a3722a4d1b1de2
SSDEEP

98304:MaZWTd4PR3z5Q6iV9E+bTdbrZU8b+tlcdx+00lOfnmpf+M1i2e2v9zdcLR/:MaZWx4P15FiVmudbFdb8xBYUe2lBcLR

Score

9^/10

evasion 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:

mi_855 865 870_bypass.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ mi_855 865 870_bypass.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	mi_855 865 870_bypass.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:

mi_855 865 870_bypass.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	mi_855 865 870_bypass.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	mi_855 865 870_bypass.exe

Themida packer 6 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/632-0-0x0000000000400000-0x0000000000E69000-memory.dmp	themida
behavioral2/memory/632-3-0x0000000000400000-0x0000000000E69000-memory.dmp	themida
behavioral2/memory/632-2-0x0000000000400000-0x0000000000E69000-memory.dmp	themida
behavioral2/memory/632-4-0x0000000000400000-0x0000000000E69000-memory.dmp	themida
behavioral2/memory/632-5-0x0000000000400000-0x0000000000E69000-memory.dmp	themida
behavioral2/memory/632-8-0x0000000000400000-0x0000000000E69000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

mi_855 865 870_bypass.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mi_855 865 870_bypass.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

mi_855 865 870_bypass.exe

pid process

632 mi_855 865 870_bypass.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

mi_855 865 870_bypass.exe

pid process

632 mi_855 865 870_bypass.exe
632 mi_855 865 870_bypass.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mi_855 865 870_bypass.exe

pid	process
632	mi_855 865 870_bypass.exe

pid	process
632	mi_855 865 870_bypass.exe
632	mi_855 865 870_bypass.exe

C:\Users\Admin\AppData\Local\Temp\mi_855 865 870_bypass.exe
"C:\Users\Admin\AppData\Local\Temp\mi_855 865 870_bypass.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
- Suspicious behavior: EnumeratesProcesses
PID:632

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4344,i,11049150160560877369,2866371920339304689,262144 --variations-seed-version --mojo-platform-channel-handle=3376 /prefetch:8
1⤵
PID:1176

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/632-0-0x0000000000400000-0x0000000000E69000-memory.dmp

Filesize
10.4MB

Download
memory/632-1-0x0000000077624000-0x0000000077626000-memory.dmp

Filesize
8KB

Download
memory/632-3-0x0000000000400000-0x0000000000E69000-memory.dmp

Filesize
10.4MB

Download
memory/632-2-0x0000000000400000-0x0000000000E69000-memory.dmp

Filesize
10.4MB

Download
memory/632-4-0x0000000000400000-0x0000000000E69000-memory.dmp

Filesize
10.4MB

Download
memory/632-5-0x0000000000400000-0x0000000000E69000-memory.dmp

Filesize
10.4MB

Download
memory/632-6-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/632-8-0x0000000000400000-0x0000000000E69000-memory.dmp

Filesize
10.4MB

Download