recordbreaker | 55275f4ece4743cdbea40bb129c75ebf5f01c3135da0e9d58efa452b49756f3a

Analysis

max time kernel
78s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
18/06/2022, 03:40

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General

Target

setup/Pre-Activated-Setup.exe
Size

465.0MB
MD5

3e2d0c1798a20041337629893cb2b2ea
SHA1

9cdecbd7cbd1ba85383e5ede6208fdd905d254b8
SHA256

00a7d52ecb3440aaceabcad78feda2eb9bb94e7431ca32a2dc799f9031b51e1c
SHA512

597e58a01f3d5e87fcb76384a8efb7af4f0e143a656506d9c572e5c73a851ec4138c0e82e36095c7dbfdf347ba0b306b1dc5cdddf5b84a2aae27d64b8be07deb

Score

10^/10

recordbreaker evasion stealer themida trojan

Malware Config

Extracted

Family

recordbreaker

http://146.19.247.52/

http://77.91.102.115/

Signatures

RecordBreaker
RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.
stealer recordbreaker

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__	Pre-Activated-Setup.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	Pre-Activated-Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Pre-Activated-Setup.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral4/memory/876-130-0x00000000003D0000-0x0000000000B57000-memory.dmp	themida
behavioral4/memory/876-132-0x00000000003D0000-0x0000000000B57000-memory.dmp	themida
behavioral4/memory/876-133-0x00000000003D0000-0x0000000000B57000-memory.dmp	themida
behavioral4/memory/876-134-0x00000000003D0000-0x0000000000B57000-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	Pre-Activated-Setup.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
876	Pre-Activated-Setup.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
876	Pre-Activated-Setup.exe
876	Pre-Activated-Setup.exe

C:\Users\Admin\AppData\Local\Temp\setup\Pre-Activated-Setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup\Pre-Activated-Setup.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
- Suspicious behavior: EnumeratesProcesses
PID:876

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

Replay Monitor

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Downloads

memory/876-130-0x00000000003D0000-0x0000000000B57000-memory.dmp

Filesize
7.5MB

Download
memory/876-131-0x0000000077730000-0x00000000778D3000-memory.dmp

Filesize
1.6MB

Download
memory/876-132-0x00000000003D0000-0x0000000000B57000-memory.dmp

Filesize
7.5MB

Download
memory/876-133-0x00000000003D0000-0x0000000000B57000-memory.dmp

Filesize
7.5MB

Download
memory/876-134-0x00000000003D0000-0x0000000000B57000-memory.dmp

Filesize
7.5MB

Download
memory/876-135-0x0000000077730000-0x00000000778D3000-memory.dmp

Filesize
1.6MB

Download
memory/876-136-0x0000000077730000-0x00000000778D3000-memory.dmp

Filesize
1.6MB

Download