privateloader | b01c9104e3c8210e44629d12b895164de941215f47f9c02826640af1e80e2876

General

Target

file.exe
Size

7.2MB
MD5

625afe348f255f928094b9e3b92d2664
SHA1

d0cdc33730663dffe4d9826d041a15ccb02a7880
SHA256

b01c9104e3c8210e44629d12b895164de941215f47f9c02826640af1e80e2876
SHA512

0260d36d2e92633dfc127a9eb521d617f5ef2eaab2e4955ef4d3b746bec210511b48e55d94abda501706e42a0f2aefc3523fcef8732f4895617c9851f52df779
SSDEEP

196608:kWL9Awy6WpqUlfS1RAhXLM2nDpC0h05N3klfVVWCbA7:nL9AwQpqLiXPh05N3klfnPG

Score

10^/10

privateloader evasion loader themida trojan

Malware Config

Signatures

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader

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

Themida packer 13 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1216-54-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-61-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-62-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-63-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-64-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-65-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-66-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-67-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-68-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-69-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-70-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-71-0x0000000000870000-0x000000000242A000-memory.dmp	themida
behavioral1/memory/1216-76-0x0000000000870000-0x000000000242A000-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	file.exe

Looks up external IP address via web service 4 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
1	ipinfo.io
2	ipinfo.io
6	api.db-ip.com
7	api.db-ip.com

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1216	file.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
564	1216	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1216	file.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 564	1216	file.exe	28
PID 1216 wrote to memory of 564	1216	file.exe	28
PID 1216 wrote to memory of 564	1216	file.exe	28
PID 1216 wrote to memory of 564	1216	file.exe	28

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1216 -s 316
  2⤵
  - Program crash
  PID:564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1216-54-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-61-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-62-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-63-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-64-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-65-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-66-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-67-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-68-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-69-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-70-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-71-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download
memory/1216-76-0x0000000000870000-0x000000000242A000-memory.dmp

Filesize
27.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads