3fb79cd293ce64dcfd20d84df6db2d3c67869cde656bcbad684bb773f76c298f

Analysis

max time kernel
140s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2024 23:36

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General

Target

Setupres.exe
Size

2.0MB
MD5

b00f36abdbc0edb4729ae72ed388e965
SHA1

a1bf243bda51006cf4c8b9ee1fdcffb206058973
SHA256

5e64432c3afc95cfda49aa9479fd66efb8d7ef9812a2acb3fa9a0f536a2e5db9
SHA512

8dd8e5d9d6ad4a5515ae178f27e4878ddab3b8cf8786177cac91719517a959fba30cc7d93eb0eff9d1d71d097dbbdf07684fd8b077e144927079db8b8d1f5bb3
SSDEEP

24576:w1s2njjVylkYLbXqdA695Od5VsyVwEP7x5ATlTHrt1iXeS08wn5cvcb:osUnV4LjqX5E5TwEPbATlXiX/08k

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:

Setupres.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setupres.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setupres.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:

Setupres.exe

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

Setupres.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation Setupres.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:

Setupres.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Wine Setupres.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service
T1102

Processes:

flow ioc

33 bitbucket.org
34 bitbucket.org
73 bitbucket.org
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Setupres.exe

pid process

4636 Setupres.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:

Setupres.exe

pid process

4636 Setupres.exe
4636 Setupres.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	Setupres.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Wine	Setupres.exe

flow	ioc
33	bitbucket.org
34	bitbucket.org
73	bitbucket.org

pid	process
4636	Setupres.exe

pid	process
4636	Setupres.exe
4636	Setupres.exe

C:\Users\Admin\AppData\Local\Temp\Setupres.exe
"C:\Users\Admin\AppData\Local\Temp\Setupres.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:4636

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\ergfsdcsv.exe
Filesize
14KB

MD5
f42da63fef779cf11623ec8df390a346

SHA1
48c3d730542d3329dcb356ebfac96908c3f54c47

SHA256
5ce31c491eaf8dd5bb30f9264a89d93144663751d75c151de4ea89b3fb88087e

SHA512
beaafcd43e33d7f39a23becf8e0ef42fa0ee50b1fc359ba40858abbf5cb96ac8fdb3057757fcf4c21d6d772323e5e1a2932e31a672a5a4db97bf86c6c2986b2b

Download Submit
C:\Users\Admin\AppData\Roaming\rgvsdc.exe
Filesize
14KB

MD5
bee7c3df7c9777bd01ac1a4aa4441413

SHA1
b10d421be1c20e93e0a05abbbf2758a2fd895baf

SHA256
4a17c7be5800888b9bbcc9bce574f0e8ea9553fa4f8f107018da4c5ee35a0127

SHA512
7c982e1ac2ccd975a8179cde9c419b101d71b78cd50a0e044b7ea39ae571d17c7eb8f94c0c5cb62f6e65f6f79e74e4e6e8ec22bbaae27e7e59dc0941fa184d54

Download Submit
memory/4636-20-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-61-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-9-0x0000000009F90000-0x0000000009F91000-memory.dmp

Filesize
4KB

Download
memory/4636-8-0x0000000009E30000-0x0000000009E31000-memory.dmp

Filesize
4KB

Download
memory/4636-7-0x0000000009E10000-0x0000000009E11000-memory.dmp

Filesize
4KB

Download
memory/4636-6-0x0000000009E50000-0x0000000009E51000-memory.dmp

Filesize
4KB

Download
memory/4636-5-0x0000000009E20000-0x0000000009E21000-memory.dmp

Filesize
4KB

Download
memory/4636-4-0x0000000009E70000-0x0000000009E71000-memory.dmp

Filesize
4KB

Download
memory/4636-0-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-11-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-12-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-13-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-14-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-15-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-16-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-17-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-18-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-19-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-3-0x0000000009DC0000-0x0000000009DC1000-memory.dmp

Filesize
4KB

Download
memory/4636-10-0x0000000000401000-0x000000000045D000-memory.dmp

Filesize
368KB

Download
memory/4636-31-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-27-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-28-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-29-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-30-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-26-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-32-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-33-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-34-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-2-0x0000000009E40000-0x0000000009E41000-memory.dmp

Filesize
4KB

Download
memory/4636-45-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-46-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-47-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-48-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-1-0x0000000077074000-0x0000000077076000-memory.dmp

Filesize
8KB

Download
memory/4636-60-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-21-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/4636-62-0x0000000000400000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download