Analysis

  • max time kernel
    130s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 10:16

General

  • Target

    setup.exe

  • Size

    714.0MB

  • MD5

    383b1ce635fbd7f36f07170e0e797230

  • SHA1

    71e9b983731a7d7b2aba27630c697abddbd178f8

  • SHA256

    4dbeeb2abcdd9bec7eeb7e8e3ad7b3592de6c5c176028156659c423ad9c29d39

  • SHA512

    822a66e4fd65addcecce5b2c90cf682fc77cd19240c4f37b0235ec3d827699862c23a6ccfe547e6a48ffb87cfefe9cfdba360981dab8b396ddce679e83555657

  • SSDEEP

    98304:iG6NKVNNu5qMju5yAID3tReesIeYVQj/Ay6giF6blZHlxrwepH:ilFqMiQ3dZyoy6MdH

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Themida packer 11 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Looks up external IP address via web service 4 IoCs

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

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Modifies firewall policy service
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies system certificate store
    PID:2892

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Modify Registry

2
T1112

Virtualization/Sandbox Evasion

1
T1497

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    344B

    MD5

    b51f31b46720a889db7d2d7a5d354014

    SHA1

    cc7add3c09847d0fbbc400fa7abc1f8448b12005

    SHA256

    ebdbca357c89770dbc78886f4c32d1ca376d163b6e7870d0fcb4ce6319902bda

    SHA512

    c221c45183f92d67ad0d02eb3428a66f17ab24b70a69066bc4e609e48c2a7fe1e5ec151b8938fe5c094cb3b805f2096e9e3bbd7ede138dc0385750ffa2b1bd0a

  • C:\Users\Admin\AppData\Local\Temp\Cab5708.tmp
    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar5768.tmp
    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • memory/2892-7-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-9-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-0-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-6-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-8-0x000007FEFD570000-0x000007FEFD5DC000-memory.dmp
    Filesize

    432KB

  • memory/2892-12-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-13-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-11-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-10-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-5-0x000007FEFD570000-0x000007FEFD5DC000-memory.dmp
    Filesize

    432KB

  • memory/2892-3-0x000007FEFD583000-0x000007FEFD584000-memory.dmp
    Filesize

    4KB

  • memory/2892-1-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-4-0x000007FEFD570000-0x000007FEFD5DC000-memory.dmp
    Filesize

    432KB

  • memory/2892-82-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB

  • memory/2892-83-0x000007FEFD583000-0x000007FEFD584000-memory.dmp
    Filesize

    4KB

  • memory/2892-84-0x000007FEFD570000-0x000007FEFD5DC000-memory.dmp
    Filesize

    432KB

  • memory/2892-89-0x000007FEFD570000-0x000007FEFD5DC000-memory.dmp
    Filesize

    432KB

  • memory/2892-90-0x0000000140000000-0x0000000141249000-memory.dmp
    Filesize

    18.3MB