3f4a6504fe8dc05ff75fe4a3bdf27eb509b2431ebaf4e189c23b9297ea300f19

Resubmissions

29-07-2021 15:09

210729-wzvqb879aa 10

26-07-2021 20:08

210726-9lbbrtep2a 10

26-07-2021 20:05

210726-bdzs4aydgx 9

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7v20210408
submitted
26-07-2021 20:05

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General

Target

Setup.exe
Size

3.2MB
MD5

6a42e481e8c2f649a854b08cdaf73be4
SHA1

66d7883449483a44232053f77ed1701c3c3ac9e3
SHA256

3f4a6504fe8dc05ff75fe4a3bdf27eb509b2431ebaf4e189c23b9297ea300f19
SHA512

9d4b1d3ffafebf0faebe550f2d3064a1f515b908e049a5aca07b151d8bfe165d545f244bfd3960283a9310c18e50968834dc3fc471258ef8ddf7541e597d87be

Score

9^/10

evasion themida trojan

Malware Config

Signatures

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

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

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

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/360-61-0x0000000000930000-0x0000000000931000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
360	Setup.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
360	Setup.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	360	Setup.exe

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:360

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/360-59-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/360-61-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/360-63-0x00000000055D0000-0x00000000055D1000-memory.dmp

Filesize
4KB

Download