Analysis

  • max time kernel
    38s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 09:06

General

  • Target

    a7aa1aec2367ef76b6b54e3e2e75932ce581830538082a29edb5197f7ca49c22.exe

  • Size

    2.9MB

  • MD5

    7fc6aa097106475835371981ebc9bbe9

  • SHA1

    a61bbe3807e76f47b3daf96d32f955b8a8d69583

  • SHA256

    a7aa1aec2367ef76b6b54e3e2e75932ce581830538082a29edb5197f7ca49c22

  • SHA512

    e54d58ffe8bc1662ca5cd5f003ee21b1c2fef553a87c47922d023f9684b017829993a364390402f70bd0d8325e005f3759eebce95008e129729d924357754aa9

  • SSDEEP

    49152:H9BfDauF3rt3g7GNBamkmmCwLtLV3viyKXtLGNWImaIhBVrNm4Z:HfTxzG7CwdV3vidSWHaI3RNm4Z

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 5 IoCs
  • UPX packed file 8 IoCs

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

  • Loads dropped DLL 17 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7aa1aec2367ef76b6b54e3e2e75932ce581830538082a29edb5197f7ca49c22.exe
    "C:\Users\Admin\AppData\Local\Temp\a7aa1aec2367ef76b6b54e3e2e75932ce581830538082a29edb5197f7ca49c22.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Users\Admin\AppData\Local\Temp\xvs32.exe
      "C:\Users\Admin\AppData\Local\Temp\xvs32.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:936
      • C:\Users\Admin\AppData\Local\Temp\eti32.exe
        "C:\Users\Admin\AppData\Local\Temp\eti32.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1992
        • C:\Users\Admin\AppData\Local\Temp\eti32.exe
          "C:\Users\Admin\AppData\Local\Temp\eti32.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          PID:756
    • C:\Users\Admin\AppData\Local\Temp\bot.exe
      "C:\Users\Admin\AppData\Local\Temp\bot.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1048
      • 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:1749498 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\bot.exe" "__IRCT:3" "__IRTSS:2621767" "__IRSID:S-1-5-21-3845472200-3839195424-595303356-1000"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:572

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

    1437d30476f86879af27aa3c4f5cf2ef

    SHA1

    cea48b9a0103cb60738fe23c2927c02880d7d954

    SHA256

    9a7bb59efdca3a44db5227ed2a501681e976ec53dce37934990c36b58d51e783

    SHA512

    41c17395e32949f11214295a4237a3e1f80b29a6299f79f7764b5990bff73434d3c60084461d872361fb275dca943a8a7fb770fd9d8d542b2cd3091e4d533ac6

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

    1.3MB

    MD5

    1437d30476f86879af27aa3c4f5cf2ef

    SHA1

    cea48b9a0103cb60738fe23c2927c02880d7d954

    SHA256

    9a7bb59efdca3a44db5227ed2a501681e976ec53dce37934990c36b58d51e783

    SHA512

    41c17395e32949f11214295a4237a3e1f80b29a6299f79f7764b5990bff73434d3c60084461d872361fb275dca943a8a7fb770fd9d8d542b2cd3091e4d533ac6

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

    318KB

    MD5

    b5fc476c1bf08d5161346cc7dd4cb0ba

    SHA1

    280fac9cf711d93c95f6b80ac97d89cf5853c096

    SHA256

    12cb9b8f59c00ef40ea8f28bfc59a29f12dc28332bf44b1a5d8d6a8823365650

    SHA512

    17fa97f399287b941e958d2d42fe6adb62700b01d9dbe0c824604e8e06d903b330f9d7d8ffb109bfb7f6742f46e7e9cedad6981f0d94d629b8402d0a0174f697

  • C:\Users\Admin\AppData\Local\Temp\bot.exe
    Filesize

    2.5MB

    MD5

    2464b4bf0871616c933bfe12f5b2ab71

    SHA1

    561f70e457cb22fcbe344e4605be3ee9f2ddd606

    SHA256

    65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

    SHA512

    3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

  • C:\Users\Admin\AppData\Local\Temp\bot.exe
    Filesize

    2.5MB

    MD5

    2464b4bf0871616c933bfe12f5b2ab71

    SHA1

    561f70e457cb22fcbe344e4605be3ee9f2ddd606

    SHA256

    65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

    SHA512

    3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

  • C:\Users\Admin\AppData\Local\Temp\eti32.exe
    Filesize

    1.2MB

    MD5

    001a13c896eca4dfcf833c0fff6aae9a

    SHA1

    30420158e8c94e509a1de60a6fed1baf3072527f

    SHA256

    439cd84f230de8c97f8c8d212d6d5bc391a3606f21dd5dcfd200e6a0e3fdfb41

    SHA512

    a79eee3ecf8588e2331bf8b606b8a1bd180d1c730ffdb2becc11a86b3dee14c1c447f56c41ed5455656404bea4a93b9867c5753ebd85b8d1dc5b4d87e3cf8c8a

  • C:\Users\Admin\AppData\Local\Temp\eti32.exe
    Filesize

    1.2MB

    MD5

    001a13c896eca4dfcf833c0fff6aae9a

    SHA1

    30420158e8c94e509a1de60a6fed1baf3072527f

    SHA256

    439cd84f230de8c97f8c8d212d6d5bc391a3606f21dd5dcfd200e6a0e3fdfb41

    SHA512

    a79eee3ecf8588e2331bf8b606b8a1bd180d1c730ffdb2becc11a86b3dee14c1c447f56c41ed5455656404bea4a93b9867c5753ebd85b8d1dc5b4d87e3cf8c8a

  • C:\Users\Admin\AppData\Local\Temp\eti32.exe
    Filesize

    1.2MB

    MD5

    001a13c896eca4dfcf833c0fff6aae9a

    SHA1

    30420158e8c94e509a1de60a6fed1baf3072527f

    SHA256

    439cd84f230de8c97f8c8d212d6d5bc391a3606f21dd5dcfd200e6a0e3fdfb41

    SHA512

    a79eee3ecf8588e2331bf8b606b8a1bd180d1c730ffdb2becc11a86b3dee14c1c447f56c41ed5455656404bea4a93b9867c5753ebd85b8d1dc5b4d87e3cf8c8a

  • C:\Users\Admin\AppData\Local\Temp\tbi73.dll
    Filesize

    24B

    MD5

    171e657f9bde957f4e1e7d0bb768841e

    SHA1

    360bc693f88b06652292664e3ecca6a901e9868e

    SHA256

    44e416b18fc755c8af0d957da9f22026c76890716fcdf1c626fed0fb98dd09c2

    SHA512

    570401f36fb604a39dda135c67a3cc03c3e367058b5925241762a8b903bb1fa96a600f20e48ab26487cfda117d451fa25a922a06f060cef40955398f77125768

  • C:\Users\Admin\AppData\Local\Temp\xvs32.exe
    Filesize

    566KB

    MD5

    0215b344b21e9da97911ef449849e488

    SHA1

    deef637d53a7c8d5dc852c125151dc0b2aecf688

    SHA256

    d66cfb5c09677a5d7ef781c7c09ef7d9cc35ae42db04f42d381bb1c895c52d0e

    SHA512

    a449057dae8af58465b21f3ec5bff03fecd14cc2a8c10d55fe265bae67ca56861e3ecd4159d870ff1f89852253db87e6aec7bb55d0e691dc570ea9a2589164bb

  • C:\Users\Admin\AppData\Local\Temp\xvs32.exe
    Filesize

    566KB

    MD5

    0215b344b21e9da97911ef449849e488

    SHA1

    deef637d53a7c8d5dc852c125151dc0b2aecf688

    SHA256

    d66cfb5c09677a5d7ef781c7c09ef7d9cc35ae42db04f42d381bb1c895c52d0e

    SHA512

    a449057dae8af58465b21f3ec5bff03fecd14cc2a8c10d55fe265bae67ca56861e3ecd4159d870ff1f89852253db87e6aec7bb55d0e691dc570ea9a2589164bb

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

    1.3MB

    MD5

    1437d30476f86879af27aa3c4f5cf2ef

    SHA1

    cea48b9a0103cb60738fe23c2927c02880d7d954

    SHA256

    9a7bb59efdca3a44db5227ed2a501681e976ec53dce37934990c36b58d51e783

    SHA512

    41c17395e32949f11214295a4237a3e1f80b29a6299f79f7764b5990bff73434d3c60084461d872361fb275dca943a8a7fb770fd9d8d542b2cd3091e4d533ac6

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

    1.3MB

    MD5

    1437d30476f86879af27aa3c4f5cf2ef

    SHA1

    cea48b9a0103cb60738fe23c2927c02880d7d954

    SHA256

    9a7bb59efdca3a44db5227ed2a501681e976ec53dce37934990c36b58d51e783

    SHA512

    41c17395e32949f11214295a4237a3e1f80b29a6299f79f7764b5990bff73434d3c60084461d872361fb275dca943a8a7fb770fd9d8d542b2cd3091e4d533ac6

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

    1.3MB

    MD5

    1437d30476f86879af27aa3c4f5cf2ef

    SHA1

    cea48b9a0103cb60738fe23c2927c02880d7d954

    SHA256

    9a7bb59efdca3a44db5227ed2a501681e976ec53dce37934990c36b58d51e783

    SHA512

    41c17395e32949f11214295a4237a3e1f80b29a6299f79f7764b5990bff73434d3c60084461d872361fb275dca943a8a7fb770fd9d8d542b2cd3091e4d533ac6

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

    1.3MB

    MD5

    1437d30476f86879af27aa3c4f5cf2ef

    SHA1

    cea48b9a0103cb60738fe23c2927c02880d7d954

    SHA256

    9a7bb59efdca3a44db5227ed2a501681e976ec53dce37934990c36b58d51e783

    SHA512

    41c17395e32949f11214295a4237a3e1f80b29a6299f79f7764b5990bff73434d3c60084461d872361fb275dca943a8a7fb770fd9d8d542b2cd3091e4d533ac6

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

    318KB

    MD5

    b5fc476c1bf08d5161346cc7dd4cb0ba

    SHA1

    280fac9cf711d93c95f6b80ac97d89cf5853c096

    SHA256

    12cb9b8f59c00ef40ea8f28bfc59a29f12dc28332bf44b1a5d8d6a8823365650

    SHA512

    17fa97f399287b941e958d2d42fe6adb62700b01d9dbe0c824604e8e06d903b330f9d7d8ffb109bfb7f6742f46e7e9cedad6981f0d94d629b8402d0a0174f697

  • \Users\Admin\AppData\Local\Temp\bot.exe
    Filesize

    2.5MB

    MD5

    2464b4bf0871616c933bfe12f5b2ab71

    SHA1

    561f70e457cb22fcbe344e4605be3ee9f2ddd606

    SHA256

    65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

    SHA512

    3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

  • \Users\Admin\AppData\Local\Temp\bot.exe
    Filesize

    2.5MB

    MD5

    2464b4bf0871616c933bfe12f5b2ab71

    SHA1

    561f70e457cb22fcbe344e4605be3ee9f2ddd606

    SHA256

    65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

    SHA512

    3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

  • \Users\Admin\AppData\Local\Temp\bot.exe
    Filesize

    2.5MB

    MD5

    2464b4bf0871616c933bfe12f5b2ab71

    SHA1

    561f70e457cb22fcbe344e4605be3ee9f2ddd606

    SHA256

    65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

    SHA512

    3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

  • \Users\Admin\AppData\Local\Temp\bot.exe
    Filesize

    2.5MB

    MD5

    2464b4bf0871616c933bfe12f5b2ab71

    SHA1

    561f70e457cb22fcbe344e4605be3ee9f2ddd606

    SHA256

    65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

    SHA512

    3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

  • \Users\Admin\AppData\Local\Temp\bot.exe
    Filesize

    2.5MB

    MD5

    2464b4bf0871616c933bfe12f5b2ab71

    SHA1

    561f70e457cb22fcbe344e4605be3ee9f2ddd606

    SHA256

    65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

    SHA512

    3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

  • \Users\Admin\AppData\Local\Temp\bot.exe
    Filesize

    2.5MB

    MD5

    2464b4bf0871616c933bfe12f5b2ab71

    SHA1

    561f70e457cb22fcbe344e4605be3ee9f2ddd606

    SHA256

    65bf4a5ab8bd9e351c01a2a45eec3062e39717e6dc4694ed7c1f7b54f3d38f75

    SHA512

    3cdbd672c92c0808e11197577564a53db1560065b45aa57aabe2a4df0c2c2aa93357762359d575a0bafb2750239dda26689d82135656e12ae749e85ccc1e400b

  • \Users\Admin\AppData\Local\Temp\eti32.exe
    Filesize

    1.2MB

    MD5

    001a13c896eca4dfcf833c0fff6aae9a

    SHA1

    30420158e8c94e509a1de60a6fed1baf3072527f

    SHA256

    439cd84f230de8c97f8c8d212d6d5bc391a3606f21dd5dcfd200e6a0e3fdfb41

    SHA512

    a79eee3ecf8588e2331bf8b606b8a1bd180d1c730ffdb2becc11a86b3dee14c1c447f56c41ed5455656404bea4a93b9867c5753ebd85b8d1dc5b4d87e3cf8c8a

  • \Users\Admin\AppData\Local\Temp\eti32.exe
    Filesize

    1.2MB

    MD5

    001a13c896eca4dfcf833c0fff6aae9a

    SHA1

    30420158e8c94e509a1de60a6fed1baf3072527f

    SHA256

    439cd84f230de8c97f8c8d212d6d5bc391a3606f21dd5dcfd200e6a0e3fdfb41

    SHA512

    a79eee3ecf8588e2331bf8b606b8a1bd180d1c730ffdb2becc11a86b3dee14c1c447f56c41ed5455656404bea4a93b9867c5753ebd85b8d1dc5b4d87e3cf8c8a

  • \Users\Admin\AppData\Local\Temp\eti32.exe
    Filesize

    1.2MB

    MD5

    001a13c896eca4dfcf833c0fff6aae9a

    SHA1

    30420158e8c94e509a1de60a6fed1baf3072527f

    SHA256

    439cd84f230de8c97f8c8d212d6d5bc391a3606f21dd5dcfd200e6a0e3fdfb41

    SHA512

    a79eee3ecf8588e2331bf8b606b8a1bd180d1c730ffdb2becc11a86b3dee14c1c447f56c41ed5455656404bea4a93b9867c5753ebd85b8d1dc5b4d87e3cf8c8a

  • \Users\Admin\AppData\Local\Temp\xvs32.exe
    Filesize

    566KB

    MD5

    0215b344b21e9da97911ef449849e488

    SHA1

    deef637d53a7c8d5dc852c125151dc0b2aecf688

    SHA256

    d66cfb5c09677a5d7ef781c7c09ef7d9cc35ae42db04f42d381bb1c895c52d0e

    SHA512

    a449057dae8af58465b21f3ec5bff03fecd14cc2a8c10d55fe265bae67ca56861e3ecd4159d870ff1f89852253db87e6aec7bb55d0e691dc570ea9a2589164bb

  • \Users\Admin\AppData\Local\Temp\xvs32.exe
    Filesize

    566KB

    MD5

    0215b344b21e9da97911ef449849e488

    SHA1

    deef637d53a7c8d5dc852c125151dc0b2aecf688

    SHA256

    d66cfb5c09677a5d7ef781c7c09ef7d9cc35ae42db04f42d381bb1c895c52d0e

    SHA512

    a449057dae8af58465b21f3ec5bff03fecd14cc2a8c10d55fe265bae67ca56861e3ecd4159d870ff1f89852253db87e6aec7bb55d0e691dc570ea9a2589164bb

  • \Users\Admin\AppData\Local\Temp\xvs32.exe
    Filesize

    566KB

    MD5

    0215b344b21e9da97911ef449849e488

    SHA1

    deef637d53a7c8d5dc852c125151dc0b2aecf688

    SHA256

    d66cfb5c09677a5d7ef781c7c09ef7d9cc35ae42db04f42d381bb1c895c52d0e

    SHA512

    a449057dae8af58465b21f3ec5bff03fecd14cc2a8c10d55fe265bae67ca56861e3ecd4159d870ff1f89852253db87e6aec7bb55d0e691dc570ea9a2589164bb

  • memory/572-81-0x0000000000000000-mapping.dmp
  • memory/572-94-0x0000000000400000-0x00000000007CB000-memory.dmp
    Filesize

    3.8MB

  • memory/572-108-0x0000000000400000-0x00000000007CB000-memory.dmp
    Filesize

    3.8MB

  • memory/756-99-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/756-89-0x0000000000469560-mapping.dmp
  • memory/756-95-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/756-88-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/756-109-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/756-92-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/756-101-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/756-102-0x0000000000400000-0x0000000000483000-memory.dmp
    Filesize

    524KB

  • memory/936-58-0x0000000000000000-mapping.dmp
  • memory/1048-85-0x0000000002AC0000-0x0000000002E8B000-memory.dmp
    Filesize

    3.8MB

  • memory/1048-66-0x0000000000000000-mapping.dmp
  • memory/1048-107-0x0000000002AC0000-0x0000000002E8B000-memory.dmp
    Filesize

    3.8MB

  • memory/1048-84-0x0000000002AC0000-0x0000000002E8B000-memory.dmp
    Filesize

    3.8MB

  • memory/1104-54-0x0000000075D01000-0x0000000075D03000-memory.dmp
    Filesize

    8KB

  • memory/1992-69-0x0000000000000000-mapping.dmp
  • memory/1992-91-0x00000000003F0000-0x00000000003F6000-memory.dmp
    Filesize

    24KB