f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877

General

Target

f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe
Size

5.3MB
MD5

3e9a3c0f1e01f004e0ff669257afcd80
SHA1

9226820ebee217d76d358268269f22ad969a8f41
SHA256

f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877
SHA512

f431d419f08bf3818d5252706da42dc734f3a2586f3090bacc217d25668cac0eea09124348d8bae349a656db3f951d5a262387e8b9062903faf059e72a617bb2
SSDEEP

98304:Fl6tTOYLPmZN3bo62tapuG4+fbHv15GG+plNDu/dKHqOC6:utTOKOZZ32wpuG4WbaXU/dKHJX

Score

9^/10

discovery evasion themida trojan

Malware Config

Signatures

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__	f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.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	f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe

Deletes itself 1 IoCs

pid	Process
3028	cmd.exe

Themida packer 7 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2900-0-0x000000013F450000-0x00000001401E5000-memory.dmp	themida
behavioral1/memory/2900-2-0x000000013F450000-0x00000001401E5000-memory.dmp	themida
behavioral1/memory/2900-5-0x000000013F450000-0x00000001401E5000-memory.dmp	themida
behavioral1/memory/2900-4-0x000000013F450000-0x00000001401E5000-memory.dmp	themida
behavioral1/memory/2900-3-0x000000013F450000-0x00000001401E5000-memory.dmp	themida
behavioral1/memory/2900-6-0x000000013F450000-0x00000001401E5000-memory.dmp	themida
behavioral1/memory/2900-22-0x000000013F450000-0x00000001401E5000-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	f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2900	f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3028	cmd.exe
1792	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1792	PING.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 3028	2900	f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe	33
PID 2900 wrote to memory of 3028	2900	f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe	33
PID 2900 wrote to memory of 3028	2900	f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe	33
PID 3028 wrote to memory of 1792	3028	cmd.exe	35
PID 3028 wrote to memory of 1792	3028	cmd.exe	35
PID 3028 wrote to memory of 1792	3028	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe
"C:\Users\Admin\AppData\Local\Temp\f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.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 WriteProcessMemory
PID:2900
- C:\Windows\system32\cmd.exe
  cmd.exe /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\f445e496a05f3d45920d225dd1532c98b93b53c62358778bd68453d2c6eba877N.exe"
  2⤵
  - Deletes itself
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\system32\PING.EXE
    ping 1.1.1.1 -n 1 -w 3000
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2900-0-0x000000013F450000-0x00000001401E5000-memory.dmp

Filesize
13.6MB

Download
memory/2900-1-0x0000000077A40000-0x0000000077A42000-memory.dmp

Filesize
8KB

Download
memory/2900-2-0x000000013F450000-0x00000001401E5000-memory.dmp

Filesize
13.6MB

Download
memory/2900-5-0x000000013F450000-0x00000001401E5000-memory.dmp

Filesize
13.6MB

Download
memory/2900-4-0x000000013F450000-0x00000001401E5000-memory.dmp

Filesize
13.6MB

Download
memory/2900-3-0x000000013F450000-0x00000001401E5000-memory.dmp

Filesize
13.6MB

Download
memory/2900-6-0x000000013F450000-0x00000001401E5000-memory.dmp

Filesize
13.6MB

Download
memory/2900-22-0x000000013F450000-0x00000001401E5000-memory.dmp

Filesize
13.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads