a7c197851b0d857569e0f4711d965bfdf3da7da820ea95caa6ee1317e9f8602d

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
31-05-2024 17:06

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General

Target

Set.exe
Size

1.9MB
MD5

8baf775e6405ac5d6fb0a1a415909014
SHA1

a315a3bf0604464122a852be17dc8b809c5db6fb
SHA256

23f05a44b97ab0dae4b7820c9e01fadce31021d4d3826fb646aa2000ca2701d8
SHA512

8dedee40d23df25a68a5243ede2d5ab4ba6160842b8701c22a8f4f5c0355cdb1c53bc2f58fe01345b768fb055694d8000bef2831e958fa7b95e71c5ccdbc1b23
SSDEEP

49152:KZzWW4JggWeGlE094XpVXSBbgEahkRhP7e99RrAMsgiXN:sWW4JggWJEc42BFag8LgNN

Score

9^/10

evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Set.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Set.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:

Set.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Set.exe
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Set.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Set.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation Set.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

Processes:

Set.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Wine Set.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs

Web Service
T1102

Processes:

flow ioc

34 bitbucket.org
14 iplogger.org
15 iplogger.org
33 bitbucket.org
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Set.exe

pid process

4176 Set.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Set.exe

pid process

4176 Set.exe
4176 Set.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Set.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Set.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Set.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	Set.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Wine	Set.exe

flow	ioc
34	bitbucket.org
14	iplogger.org
15	iplogger.org
33	bitbucket.org

pid	process
4176	Set.exe

pid	process
4176	Set.exe
4176	Set.exe

C:\Users\Admin\AppData\Local\Temp\Set.exe
"C:\Users\Admin\AppData\Local\Temp\Set.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4176

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\gtrfedyunhb.exe
Filesize
14KB

MD5
4fd72a0e98c4ec5efe0b1e87c97ae881

SHA1
4b76b9e911acb35d1c50d2a32782cb09db44d46b

SHA256
4a37ac82e8502874039cdae87d80b8042febfb73b84a025b70ab22fbc0d0ddff

SHA512
df1555c52d1479abc2c5ff5359d9d3dc6a0df65a5ba101186027e46f64b5c0232a76581b54692fa5e045614103de0ceaf882d1fe0cfb7c4f9f5d5d14194987b3

Download Submit
memory/4176-14-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-7-0x0000000009E20000-0x0000000009E21000-memory.dmp

Filesize
4KB

Download
memory/4176-16-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-11-0x0000000000401000-0x000000000045D000-memory.dmp

Filesize
368KB

Download
memory/4176-10-0x0000000009F60000-0x0000000009F61000-memory.dmp

Filesize
4KB

Download
memory/4176-9-0x0000000009E00000-0x0000000009E01000-memory.dmp

Filesize
4KB

Download
memory/4176-8-0x0000000009DE0000-0x0000000009DE1000-memory.dmp

Filesize
4KB

Download
memory/4176-3-0x0000000009D90000-0x0000000009D91000-memory.dmp

Filesize
4KB

Download
memory/4176-5-0x0000000009E40000-0x0000000009E41000-memory.dmp

Filesize
4KB

Download
memory/4176-12-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-4-0x0000000009E30000-0x0000000009E31000-memory.dmp

Filesize
4KB

Download
memory/4176-2-0x0000000009E10000-0x0000000009E11000-memory.dmp

Filesize
4KB

Download
memory/4176-13-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-0-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-44-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-6-0x0000000009DF0000-0x0000000009DF1000-memory.dmp

Filesize
4KB

Download
memory/4176-17-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-18-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-19-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-20-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-21-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-22-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-27-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-28-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-29-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-30-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-31-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-32-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download
memory/4176-1-0x0000000077334000-0x0000000077336000-memory.dmp

Filesize
8KB

Download
memory/4176-15-0x0000000000400000-0x00000000008AC000-memory.dmp

Filesize
4.7MB

Download