darktrack | 58fb41c622cfccae8febc06e0c04f25bdb613a5b260ae6f404e9d0eda5ea86ab

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
15-05-2024 11:00

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General

Target

$TEMP/rupedoras.exe
Size

11.2MB
MD5

d483c1a9718cf5d880b3cce5d6ff7423
SHA1

72be5e949dd6923a43e7eaab1811baea4bc4b644
SHA256

8df595a1528a09fdcfe237a7dd1009d1380a886875747d1b145925968463f7bd
SHA512

370e220b3bdb617a12479db075ee26741075306ce7a72237115b2d79c452baadf931ccf3b422e9d0ef1eb0138316c3233f3ecd27074f3e797dc20ee974eb6fe4
SSDEEP

196608:BtCbFLyXyLm+2WzU4qrVTcHHRBTue9iSoCVMbgb/x3/18af:mxL4S2kCVsHRsekTCVxhj

Score

10^/10

darktrack evasion rat stealer themida trojan upx

Malware Config

Signatures

DarkTrack
DarkTrack is a remote administration tool written in delphi.
rat stealer darktrack

DarkTrack payload 4 IoCs

resource	yara_rule
behavioral4/memory/4492-38-0x0000000000400000-0x00000000004A8000-memory.dmp	family_darktrack
behavioral4/memory/4492-40-0x0000000000400000-0x00000000004A8000-memory.dmp	family_darktrack
behavioral4/memory/4492-41-0x0000000000400000-0x00000000004A8000-memory.dmp	family_darktrack
behavioral4/memory/4492-42-0x0000000000400000-0x00000000004A8000-memory.dmp	family_darktrack

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__	rupedoras.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	rupedoras.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	rupedoras.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral4/memory/3060-12-0x0000000000400000-0x0000000001F60000-memory.dmp	themida
behavioral4/memory/3060-13-0x0000000000400000-0x0000000001F60000-memory.dmp	themida
behavioral4/memory/3060-45-0x0000000000400000-0x0000000001F60000-memory.dmp	themida

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral4/memory/4492-34-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral4/memory/4492-36-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral4/memory/4492-37-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral4/memory/4492-38-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral4/memory/4492-40-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral4/memory/4492-41-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral4/memory/4492-42-0x0000000000400000-0x00000000004A8000-memory.dmp	upx

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	rupedoras.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3060	rupedoras.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3060 set thread context of 4492	3060	rupedoras.exe	96

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3060	rupedoras.exe
3060	rupedoras.exe
3060	rupedoras.exe
3060	rupedoras.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4492	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3060	rupedoras.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 4492	3060	rupedoras.exe	96
PID 3060 wrote to memory of 4492	3060	rupedoras.exe	96
PID 3060 wrote to memory of 4492	3060	rupedoras.exe	96
PID 3060 wrote to memory of 4492	3060	rupedoras.exe	96
PID 3060 wrote to memory of 4492	3060	rupedoras.exe	96
PID 3060 wrote to memory of 4492	3060	rupedoras.exe	96
PID 3060 wrote to memory of 4492	3060	rupedoras.exe	96

C:\Users\Admin\AppData\Local\Temp\$TEMP\rupedoras.exe
"C:\Users\Admin\AppData\Local\Temp\$TEMP\rupedoras.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 use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  - Suspicious behavior: GetForegroundWindowSpam
  PID:4492

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

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Downloads

memory/3060-22-0x0000000008490000-0x00000000084AA000-memory.dmp

Filesize
104KB

Download
memory/3060-31-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-2-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-3-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-4-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-5-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-19-0x00000000760B0000-0x00000000760B1000-memory.dmp

Filesize
4KB

Download
memory/3060-7-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-8-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-9-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-11-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/3060-12-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/3060-13-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/3060-14-0x0000000006520000-0x0000000006AC4000-memory.dmp

Filesize
5.6MB

Download
memory/3060-15-0x0000000006470000-0x0000000006502000-memory.dmp

Filesize
584KB

Download
memory/3060-16-0x0000000006AF0000-0x0000000006B8C000-memory.dmp

Filesize
624KB

Download
memory/3060-17-0x0000000006ED0000-0x0000000006F14000-memory.dmp

Filesize
272KB

Download
memory/3060-0-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/3060-6-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-46-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-18-0x0000000006F70000-0x0000000006F7A000-memory.dmp

Filesize
40KB

Download
memory/3060-23-0x0000000007330000-0x0000000007336000-memory.dmp

Filesize
24KB

Download
memory/3060-24-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-25-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-26-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-28-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-29-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-30-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/3060-1-0x00000000760B0000-0x00000000760B1000-memory.dmp

Filesize
4KB

Download
memory/3060-45-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/3060-21-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/4492-37-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4492-38-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4492-39-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download
memory/4492-36-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4492-41-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4492-42-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4492-34-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4492-40-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4492-47-0x0000000076090000-0x0000000076180000-memory.dmp

Filesize
960KB

Download