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Overview

overview

Static

static

7

ad1427f6cc...fa.exe

windows7-x64

ad1427f6cc...fa.exe

windows10-2004-x64

Sharing

General

Target

ad1427f6cca3d14f405f847fdb508efa
Size

2.6MB
Sample

240228-2zf8nsga35
MD5

ad1427f6cca3d14f405f847fdb508efa
SHA1

c131531758503e531edfc322048269291d7719c0
SHA256

a628618f961434862d7ae607e762b29d299ad695648caac0b7c37278b623e373
SHA512

905581251e9ddfb451d09a9c07b6e8e5ce73563ca9eb16422d43991613546cb619791c22a18c147af7680a237c0ebeac59427c53dd57b83cf4a9e4cdeb1e2c33
SSDEEP

49152:tU/5M1X4Wl/YvzYCQR9RQs+C40yZpJaD99Gf:tKq4oEa9RQs+Cn4/UKf

Score

10^/10

evasion persistence themida trojan

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

ad1427f6cca3d14f405f847fdb508efa.exe

Resource

win7-20240221-en

evasion persistence themida trojan

windows7-x64

16 signatures

150 seconds

Behavioral task

behavioral2

Sample

ad1427f6cca3d14f405f847fdb508efa.exe

Resource

win10v2004-20240226-en

evasion persistence themida trojan

windows10-2004-x64

14 signatures

150 seconds

Malware Config

Targets

- Target
  
  ad1427f6cca3d14f405f847fdb508efa
- Size
  
  2.6MB
- MD5
  
  ad1427f6cca3d14f405f847fdb508efa
- SHA1
  
  c131531758503e531edfc322048269291d7719c0
- SHA256
  
  a628618f961434862d7ae607e762b29d299ad695648caac0b7c37278b623e373
- SHA512
  
  905581251e9ddfb451d09a9c07b6e8e5ce73563ca9eb16422d43991613546cb619791c22a18c147af7680a237c0ebeac59427c53dd57b83cf4a9e4cdeb1e2c33
- SSDEEP
  
  49152:tU/5M1X4Wl/YvzYCQR9RQs+C40yZpJaD99Gf:tKq4oEa9RQs+Cn4/UKf
Score

10^/10

evasion persistence themida trojan
- Modifies visiblity of hidden/system files in Explorer
  evasion
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Executes dropped EXE
- Loads dropped DLL
- Themida packer
  Detects Themida, an advanced Windows software protection system.
  themida
- Adds Run key to start application
  persistence
- Checks whether UAC is enabled
  evasion trojan
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Hide Artifacts

Hidden Files and Directories

Modify Registry

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Virtualization/Sandbox Evasion

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

evasionpersistencethemidatrojan

behavioral2

evasionpersistencethemidatrojan

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