80239e405eb3e2682ec403d2950cce4967dfe3fc8d99e5cbb54319ad4b7e4796

General

Target

setup.exe
Size

714.0MB
MD5

383b1ce635fbd7f36f07170e0e797230
SHA1

71e9b983731a7d7b2aba27630c697abddbd178f8
SHA256

4dbeeb2abcdd9bec7eeb7e8e3ad7b3592de6c5c176028156659c423ad9c29d39
SHA512

822a66e4fd65addcecce5b2c90cf682fc77cd19240c4f37b0235ec3d827699862c23a6ccfe547e6a48ffb87cfefe9cfdba360981dab8b396ddce679e83555657
SSDEEP

98304:iG6NKVNNu5qMju5yAID3tReesIeYVQj/Ay6giF6blZHlxrwepH:ilFqMiQ3dZyoy6MdH

Score

10^/10

evasion themida trojan

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Processes:

setup.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\FirewallRules\C:\ = "1"	setup.exe

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\SystemBiosVersion	setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	setup.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/2084-0-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-1-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-4-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-6-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-9-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-10-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-13-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-11-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-14-0x0000000140000000-0x0000000141249000-memory.dmp	themida
behavioral2/memory/2084-23-0x0000000140000000-0x0000000141249000-memory.dmp	themida

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
Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

16 api.myip.com
17 api.myip.com
19 ipinfo.io
20 ipinfo.io

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

flow	ioc
16	api.myip.com
17	api.myip.com
19	ipinfo.io
20	ipinfo.io

Drops file in System32 directory 4 IoCs

Processes:

setup.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	setup.exe
File opened for modification	C:\Windows\System32\GroupPolicy\gpt.ini	setup.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	setup.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	setup.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

setup.exe

pid process

2084 setup.exe
2084 setup.exe

pid	process
2084	setup.exe
2084	setup.exe

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- Modifies firewall policy service
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:2084

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:1432

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:548

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Modify Registry

1

T1112

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2084-0-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-3-0x00007FF8F3BB4000-0x00007FF8F3BB5000-memory.dmp

Filesize
4KB

Download
memory/2084-1-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-5-0x00007FF8F3B50000-0x00007FF8F3E19000-memory.dmp

Filesize
2.8MB

Download
memory/2084-7-0x00007FF8F3B50000-0x00007FF8F3E19000-memory.dmp

Filesize
2.8MB

Download
memory/2084-8-0x00007FF8F3B50000-0x00007FF8F3E19000-memory.dmp

Filesize
2.8MB

Download
memory/2084-4-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-12-0x00007FF8F3B50000-0x00007FF8F3E19000-memory.dmp

Filesize
2.8MB

Download
memory/2084-6-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-9-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-10-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-15-0x00007FF8F3B50000-0x00007FF8F3E19000-memory.dmp

Filesize
2.8MB

Download
memory/2084-13-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-11-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-14-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-23-0x0000000140000000-0x0000000141249000-memory.dmp

Filesize
18.3MB

Download
memory/2084-25-0x00007FF8F3B50000-0x00007FF8F3E19000-memory.dmp

Filesize
2.8MB

Download
memory/2084-26-0x00007FF8F3BB4000-0x00007FF8F3BB5000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads