8468e629d2bd9b14889e565066bcaf369b53738eb01d05714e99bb16c59d0c07

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
28/05/2024, 05:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Chaos.exe
Size

14.1MB
MD5

0f2af0b53a994fd35b805fc145d75d7f
SHA1

605eaa911754fa8f52af25d292b7230bb5cde454
SHA256

8468e629d2bd9b14889e565066bcaf369b53738eb01d05714e99bb16c59d0c07
SHA512

448ab9b91f082050b290b4c21be98ed3c89697f501cc4e7e33686fff9b75ab6ca48900b947d1da5337acb30f554beb96b95ef020e6157101d17eca2879a72b9c
SSDEEP

393216:jazOUkLXiKcjFVA87ODedSSCnomX/+MX36fqc4GXRF:6AKFVT7dSSTOPXUqcB

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Chaos.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	Chaos.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Chaos.exe

Executes dropped EXE 1 IoCs

pid	Process
2748	Chaos.exe

Loads dropped DLL 2 IoCs

pid	Process
2988	Chaos.exe
2748	Chaos.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2988-1-0x000000013F580000-0x000000014096B000-memory.dmp	themida
behavioral1/memory/2988-2-0x000000013F580000-0x000000014096B000-memory.dmp	themida
behavioral1/memory/2988-3-0x000000013F580000-0x000000014096B000-memory.dmp	themida
behavioral1/memory/2988-63-0x000000013F580000-0x000000014096B000-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	Chaos.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2988	Chaos.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 2748	2988	Chaos.exe	29
PID 2988 wrote to memory of 2748	2988	Chaos.exe	29
PID 2988 wrote to memory of 2748	2988	Chaos.exe	29

C:\Users\Admin\AppData\Local\Temp\Chaos.exe
"C:\Users\Admin\AppData\Local\Temp\Chaos.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Users\Admin\AppData\Local\Temp\onefile_2988_133613466583584000\Chaos.exe
  "C:\Users\Admin\AppData\Local\Temp\Chaos.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2748

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

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\onefile_2988_133613466583584000\python311.dll

Filesize
5.5MB

MD5
9a24c8c35e4ac4b1597124c1dcbebe0f

SHA1
f59782a4923a30118b97e01a7f8db69b92d8382a

SHA256
a0cf640e756875c25c12b4a38ba5f2772e8e512036e2ac59eb8567bf05ffbfb7

SHA512
9d9336bf1f0d3bc9ce4a636a5f4e52c5f9487f51f00614fc4a34854a315ce7ea8be328153812dbd67c45c75001818fa63317eba15a6c9a024fa9f2cab163165b

Download Submit
\Users\Admin\AppData\Local\Temp\onefile_2988_133613466583584000\Chaos.exe

Filesize
18.9MB

MD5
3e46741808811d8f1c8207e6e84bbdfa

SHA1
c866be7bdd05ee858562c2689c2c653040faf546

SHA256
a16b7f0b39f178f1bc66ad6a103265bd5f283b0484ae137f3de035b808e1c51d

SHA512
4b224768992170399b5e442c724460ac67d5f2758b2add7329b79b65be22e414361eb92e3ebe0dcb1b1dcd0e80547688eab67bf36e0779a663191c0189663a30

Download Submit
memory/2748-36-0x000000013FE20000-0x0000000141150000-memory.dmp

Filesize
19.2MB

Download
memory/2988-0-0x0000000076FE0000-0x0000000076FE2000-memory.dmp

Filesize
8KB

Download
memory/2988-1-0x000000013F580000-0x000000014096B000-memory.dmp

Filesize
19.9MB

Download
memory/2988-2-0x000000013F580000-0x000000014096B000-memory.dmp

Filesize
19.9MB

Download
memory/2988-3-0x000000013F580000-0x000000014096B000-memory.dmp

Filesize
19.9MB

Download
memory/2988-63-0x000000013F580000-0x000000014096B000-memory.dmp

Filesize
19.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads