4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617

Analysis

max time kernel
147s
max time network
183s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 11:24

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General

Target

4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe
Size

6.7MB
MD5

929e2ceca042dfec03410088417e1ec9
SHA1

a8e7722fba8a82749540392e97a021f7da11a15a
SHA256

4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617
SHA512

7eca85a678db3f3de9a0394f1bb38d5a04946c3d5c99195ccb03a8a35fbc980b2710fddd55b39f4062528fdea8f949c48bd320c84f58a019f5e77bf721e6504c
SSDEEP

196608:fW/3OXYUiKiS46IXAV9k7IFEiC4E36njt37:fWGoUgS46wtYFs2jtr

Score

9^/10

evasion 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__	4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.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	4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Wine	4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe

Unexpected DNS network traffic destination 2 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	103.27.108.197
Destination IP	103.27.108.197

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	4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1020	4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1020	4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe

C:\Users\Admin\AppData\Local\Temp\4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe
"C:\Users\Admin\AppData\Local\Temp\4922b1d0956d96acd6d5b78c6a271bc2a60f89049534e16892bc1a609b491617.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1020

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

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Downloads

memory/1020-54-0x0000000000CB0000-0x0000000001BB1000-memory.dmp

Filesize
15.0MB

Download
memory/1020-55-0x00000000762D1000-0x00000000762D3000-memory.dmp

Filesize
8KB

Download
memory/1020-56-0x00000000774D0000-0x0000000077650000-memory.dmp

Filesize
1.5MB

Download
memory/1020-57-0x0000000000CB0000-0x0000000001BB1000-memory.dmp

Filesize
15.0MB

Download
memory/1020-58-0x00000000774D0000-0x0000000077650000-memory.dmp

Filesize
1.5MB

Download
memory/1020-59-0x0000000000CB0000-0x0000000001BB1000-memory.dmp

Filesize
15.0MB

Download