05e7c6e07e56087211ed50e79587181f8ca0d0195f130d2d5e15e90931708665

Analysis

max time kernel
40s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 19:51

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General

Target

SolarisLoader.exe
Size

3.2MB
MD5

0bcad67b64ad0450bb0493cb9c843763
SHA1

f1bd479efbba27a2207376e4dee75e50a8d7894e
SHA256

05e7c6e07e56087211ed50e79587181f8ca0d0195f130d2d5e15e90931708665
SHA512

1fbea4edc275b25e99c4a27c228085d2fe937afe942300b487fd2be0e91b218c57b6e3036e4f98e3c1536209cf604d84308dbd46302eb92a5e2b1affdaa0e15b
SSDEEP

98304:wsmjK0LZDp9Sj4AUvrCP/ybS+YsVQ/B0:+GkL9Frw/c6iQ

Score

9^/10

discovery 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	SolarisLoader.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

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

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2544-28-0x00000000012B0000-0x0000000001B6E000-memory.dmp	themida
behavioral1/memory/2544-29-0x00000000012B0000-0x0000000001B6E000-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	SolarisLoader.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
4	pastebin.com
5	pastebin.com

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2544	SolarisLoader.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SolarisLoader.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2544	SolarisLoader.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2544	SolarisLoader.exe

C:\Users\Admin\AppData\Local\Temp\SolarisLoader.exe
"C:\Users\Admin\AppData\Local\Temp\SolarisLoader.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2544-0-0x00000000012B0000-0x0000000001B6E000-memory.dmp

Filesize
8.7MB

Download
memory/2544-4-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-3-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-2-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-1-0x0000000076111000-0x0000000076112000-memory.dmp

Filesize
4KB

Download
memory/2544-9-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-10-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-8-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-7-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-6-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-14-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-13-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-19-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-26-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-25-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-24-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-23-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-22-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-21-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-20-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-27-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-18-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-17-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-16-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-15-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-12-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-11-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-5-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-28-0x00000000012B0000-0x0000000001B6E000-memory.dmp

Filesize
8.7MB

Download
memory/2544-29-0x00000000012B0000-0x0000000001B6E000-memory.dmp

Filesize
8.7MB

Download
memory/2544-30-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-31-0x00000000012B0000-0x0000000001B6E000-memory.dmp

Filesize
8.7MB

Download
memory/2544-32-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-33-0x0000000076111000-0x0000000076112000-memory.dmp

Filesize
4KB

Download
memory/2544-34-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-35-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download
memory/2544-37-0x0000000076100000-0x0000000076210000-memory.dmp

Filesize
1.1MB

Download