darktrack | bb8165b8f60818061d12cac775d8d41436b16c9b40e01071fca7fb96f6ef435e

Analysis

max time kernel
146s
max time network
150s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
15-05-2024 10:01

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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

Processes:

resource	yara_rule
behavioral2/memory/660-32-0x0000000000400000-0x00000000004A8000-memory.dmp	family_darktrack
behavioral2/memory/660-35-0x0000000000400000-0x00000000004A8000-memory.dmp	family_darktrack
behavioral2/memory/660-34-0x0000000000400000-0x00000000004A8000-memory.dmp	family_darktrack
behavioral2/memory/660-36-0x0000000000400000-0x00000000004A8000-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

Processes:

rupedoras.exe

description ioc process

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

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

Processes:

rupedoras.exe

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

Processes:

resource	yara_rule
behavioral2/memory/2268-11-0x0000000000400000-0x0000000001F60000-memory.dmp	themida
behavioral2/memory/2268-12-0x0000000000400000-0x0000000001F60000-memory.dmp	themida
behavioral2/memory/2268-39-0x0000000000400000-0x0000000001F60000-memory.dmp	themida

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/660-28-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral2/memory/660-30-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral2/memory/660-32-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral2/memory/660-31-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral2/memory/660-35-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral2/memory/660-34-0x0000000000400000-0x00000000004A8000-memory.dmp	upx
behavioral2/memory/660-36-0x0000000000400000-0x00000000004A8000-memory.dmp	upx

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rupedoras.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rupedoras.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

rupedoras.exe

pid process

2268 rupedoras.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

rupedoras.exe

description pid process target process

PID 2268 set thread context of 660 2268 rupedoras.exe AddInProcess32.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rupedoras.exe

pid process

2268 rupedoras.exe
2268 rupedoras.exe
2268 rupedoras.exe
2268 rupedoras.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AddInProcess32.exe

pid process

660 AddInProcess32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rupedoras.exe

description pid process

Token: SeDebugPrivilege 2268 rupedoras.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rupedoras.exe

pid	process
2268	rupedoras.exe

description	pid	process	target process
PID 2268 set thread context of 660	2268	rupedoras.exe	AddInProcess32.exe

pid	process
2268	rupedoras.exe
2268	rupedoras.exe
2268	rupedoras.exe
2268	rupedoras.exe

pid	process
660	AddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	2268	rupedoras.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rupedoras.exe

description	pid	process	target process
PID 2268 wrote to memory of 660	2268	rupedoras.exe	AddInProcess32.exe
PID 2268 wrote to memory of 660	2268	rupedoras.exe	AddInProcess32.exe
PID 2268 wrote to memory of 660	2268	rupedoras.exe	AddInProcess32.exe
PID 2268 wrote to memory of 660	2268	rupedoras.exe	AddInProcess32.exe
PID 2268 wrote to memory of 660	2268	rupedoras.exe	AddInProcess32.exe
PID 2268 wrote to memory of 660	2268	rupedoras.exe	AddInProcess32.exe
PID 2268 wrote to memory of 660	2268	rupedoras.exe	AddInProcess32.exe

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:2268

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:660

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

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/660-28-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/660-41-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/660-36-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/660-34-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/660-35-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/660-31-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/660-33-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/660-32-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/660-30-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/2268-9-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/2268-24-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-12-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/2268-13-0x0000000006520000-0x0000000006A1E000-memory.dmp

Filesize
5.0MB

Download
memory/2268-14-0x0000000006A60000-0x0000000006AF2000-memory.dmp

Filesize
584KB

Download
memory/2268-15-0x0000000006B20000-0x0000000006BBC000-memory.dmp

Filesize
624KB

Download
memory/2268-16-0x0000000006EF0000-0x0000000006F34000-memory.dmp

Filesize
272KB

Download
memory/2268-17-0x0000000006F90000-0x0000000006F9A000-memory.dmp

Filesize
40KB

Download
memory/2268-18-0x0000000077676000-0x0000000077677000-memory.dmp

Filesize
4KB

Download
memory/2268-20-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-21-0x00000000084B0000-0x00000000084CA000-memory.dmp

Filesize
104KB

Download
memory/2268-22-0x0000000008510000-0x0000000008516000-memory.dmp

Filesize
24KB

Download
memory/2268-23-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-11-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/2268-10-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-0-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/2268-7-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-6-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-5-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-4-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-3-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-2-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-39-0x0000000000400000-0x0000000001F60000-memory.dmp

Filesize
27.4MB

Download
memory/2268-40-0x0000000077580000-0x0000000077742000-memory.dmp

Filesize
1.8MB

Download
memory/2268-1-0x0000000077676000-0x0000000077677000-memory.dmp

Filesize
4KB

Download