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Resubmissions

03/02/2023, 20:35

230203-zc33taee2x 1

03/02/2023, 20:34

230203-zckapsee2v 1

03/02/2023, 20:33

230203-zbtsrabb32 1

03/02/2023, 20:27

230203-y8s22sba98 1

03/02/2023, 20:24

230203-y6xmfsba85 7

Analysis

  • max time kernel
    132s
  • max time network
    40s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    03/02/2023, 20:24

General

  • Target

    TLauncher-2.841-Installer-0.9.5.2.exe

  • Size

    21.0MB

  • MD5

    8652b28eb7ac27b0882377ad94f47aef

  • SHA1

    d1c12a5402fbbd62d75e71c6fd2b8243c4ba2161

  • SHA256

    983852aa78f3e7d52aa652eab80f80665617e2a80db0968660306220d408c19d

  • SHA512

    0bb181feb4bad90b1e526b61b462472762a979a57086499190e340e9978ebfae861b7451411f1205b6385d9fb9fb2cc8e1ac0707536a77aaabe6e307360c50d3

  • SSDEEP

    393216:UXN19opNQ9X0fs/dQETVlOBbpFEj9GZdqV56HpkV3sZH3oegny:UdcE6HExiTTqqHp8aH2y

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • UPX packed file 8 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TLauncher-2.841-Installer-0.9.5.2.exe
    "C:\Users\Admin\AppData\Local\Temp\TLauncher-2.841-Installer-0.9.5.2.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
      "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1908426 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\TLauncher-2.841-Installer-0.9.5.2.exe" "__IRCT:3" "__IRTSS:22003964" "__IRSID:S-1-5-21-3406023954-474543476-3319432036-1000"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2004

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

    Filesize

    1.3MB

    MD5

    c7f24c85b3cd0810c8d372f1e72c2f1a

    SHA1

    dbba15ced9ca592cb341224822e81c5f00ab088a

    SHA256

    305af9d4023fef7486a09cf9a17765c35da5f610de9ff9093e9aedc3023e1563

    SHA512

    93e4a221cd526e58d550675c99af80c22ff5c2f92a7bd365aadefc653fd4c493388fbddb9523e942a34200fc1605ab47501ec9a4936f018e40be9c748a2fd0a9

  • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

    Filesize

    1.3MB

    MD5

    c7f24c85b3cd0810c8d372f1e72c2f1a

    SHA1

    dbba15ced9ca592cb341224822e81c5f00ab088a

    SHA256

    305af9d4023fef7486a09cf9a17765c35da5f610de9ff9093e9aedc3023e1563

    SHA512

    93e4a221cd526e58d550675c99af80c22ff5c2f92a7bd365aadefc653fd4c493388fbddb9523e942a34200fc1605ab47501ec9a4936f018e40be9c748a2fd0a9

  • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll

    Filesize

    326KB

    MD5

    80d93d38badecdd2b134fe4699721223

    SHA1

    e829e58091bae93bc64e0c6f9f0bac999cfda23d

    SHA256

    c572a6103af1526f97e708a229a532fd02100a52b949f721052107f1f55e0c59

    SHA512

    9f28073cc186b55ef64661c2e4f6fe1c112785a262b9d8e9a431703fdb1000f1d8cc0b2a3c153c822cfd48782ae945742ccb07beae4d6388d5d0b4df03103bd4

  • \Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRZip.lmd

    Filesize

    1.7MB

    MD5

    1bbf5dd0b6ca80e4c7c77495c3f33083

    SHA1

    e0520037e60eb641ec04d1e814394c9da0a6a862

    SHA256

    bc6bd19ab0977ac794e18e2c82ace3116bf0537711a352638efd2d8d847c140b

    SHA512

    97bc810871868217f944bc5e60ab642f161c1f082bc9e4122094f10b4e309a6d96e3dd695553a20907cb8fea5aef4802f5a2f0a852328c1a1cd85944022abaab

  • \Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\Wow64.lmd

    Filesize

    97KB

    MD5

    da1d0cd400e0b6ad6415fd4d90f69666

    SHA1

    de9083d2902906cacf57259cf581b1466400b799

    SHA256

    7a79b049bdc3b6e4d101691888360f4f993098f3e3a8beefff4ac367430b1575

    SHA512

    f12f64670f158c2e846e78b7b5d191158268b45ecf3c288f02bbee15ae10c4a62e67fb3481da304ba99da2c68ac44d713a44a458ef359db329b6fef3d323382a

  • \Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

    Filesize

    1.3MB

    MD5

    c7f24c85b3cd0810c8d372f1e72c2f1a

    SHA1

    dbba15ced9ca592cb341224822e81c5f00ab088a

    SHA256

    305af9d4023fef7486a09cf9a17765c35da5f610de9ff9093e9aedc3023e1563

    SHA512

    93e4a221cd526e58d550675c99af80c22ff5c2f92a7bd365aadefc653fd4c493388fbddb9523e942a34200fc1605ab47501ec9a4936f018e40be9c748a2fd0a9

  • \Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

    Filesize

    1.3MB

    MD5

    c7f24c85b3cd0810c8d372f1e72c2f1a

    SHA1

    dbba15ced9ca592cb341224822e81c5f00ab088a

    SHA256

    305af9d4023fef7486a09cf9a17765c35da5f610de9ff9093e9aedc3023e1563

    SHA512

    93e4a221cd526e58d550675c99af80c22ff5c2f92a7bd365aadefc653fd4c493388fbddb9523e942a34200fc1605ab47501ec9a4936f018e40be9c748a2fd0a9

  • \Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

    Filesize

    1.3MB

    MD5

    c7f24c85b3cd0810c8d372f1e72c2f1a

    SHA1

    dbba15ced9ca592cb341224822e81c5f00ab088a

    SHA256

    305af9d4023fef7486a09cf9a17765c35da5f610de9ff9093e9aedc3023e1563

    SHA512

    93e4a221cd526e58d550675c99af80c22ff5c2f92a7bd365aadefc653fd4c493388fbddb9523e942a34200fc1605ab47501ec9a4936f018e40be9c748a2fd0a9

  • \Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

    Filesize

    1.3MB

    MD5

    c7f24c85b3cd0810c8d372f1e72c2f1a

    SHA1

    dbba15ced9ca592cb341224822e81c5f00ab088a

    SHA256

    305af9d4023fef7486a09cf9a17765c35da5f610de9ff9093e9aedc3023e1563

    SHA512

    93e4a221cd526e58d550675c99af80c22ff5c2f92a7bd365aadefc653fd4c493388fbddb9523e942a34200fc1605ab47501ec9a4936f018e40be9c748a2fd0a9

  • \Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll

    Filesize

    326KB

    MD5

    80d93d38badecdd2b134fe4699721223

    SHA1

    e829e58091bae93bc64e0c6f9f0bac999cfda23d

    SHA256

    c572a6103af1526f97e708a229a532fd02100a52b949f721052107f1f55e0c59

    SHA512

    9f28073cc186b55ef64661c2e4f6fe1c112785a262b9d8e9a431703fdb1000f1d8cc0b2a3c153c822cfd48782ae945742ccb07beae4d6388d5d0b4df03103bd4

  • memory/1220-72-0x0000000002C30000-0x0000000003018000-memory.dmp

    Filesize

    3.9MB

  • memory/1220-63-0x0000000002C30000-0x0000000003018000-memory.dmp

    Filesize

    3.9MB

  • memory/1220-62-0x0000000002C30000-0x0000000003018000-memory.dmp

    Filesize

    3.9MB

  • memory/1220-54-0x0000000075A91000-0x0000000075A93000-memory.dmp

    Filesize

    8KB

  • memory/2004-70-0x0000000010000000-0x0000000010051000-memory.dmp

    Filesize

    324KB

  • memory/2004-71-0x00000000007B0000-0x00000000007DC000-memory.dmp

    Filesize

    176KB

  • memory/2004-64-0x0000000000070000-0x0000000000458000-memory.dmp

    Filesize

    3.9MB

  • memory/2004-73-0x0000000000070000-0x0000000000458000-memory.dmp

    Filesize

    3.9MB

  • memory/2004-74-0x0000000010000000-0x0000000010051000-memory.dmp

    Filesize

    324KB