Analysis

  • max time kernel
    137s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-09-2022 09:11

General

  • Target

    96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7a.exe

  • Size

    114KB

  • MD5

    3f04ef0e701d181d0b1971c7661930a9

  • SHA1

    fb76e2613c38621794fdd701f2a3ab6245b63695

  • SHA256

    96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7a

  • SHA512

    799f26abf17139128f222b3ea010b9bd14d20a8c61a60313ec9a043c40c96e88a6eabb3bec2f640b834c608e306e16b619d699b63896f486315f0daa7fbfb89f

  • SSDEEP

    3072:bi6paumKN81UAVH/kEOjZuMmlvAwTNZii:EovkME1MSocNL

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 53 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7a.exe
    "C:\Users\Admin\AppData\Local\Temp\96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:896
    • C:\Users\Admin\AppData\Local\Temp\96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7amgr.exe
      C:\Users\Admin\AppData\Local\Temp\96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7amgr.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:872
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:904
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:904 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1164
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:980
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:980 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1380

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{594AB371-3F1E-11ED-B390-DA7E66F9F45D}.dat
    Filesize

    5KB

    MD5

    be22137c0c5e632ca1a693823931fb7d

    SHA1

    40b665476fdd66c579ba5f69d6e4d970b777bd66

    SHA256

    c542de8445734698dc643a44e055ca0828a8f7c4592745d658c210c06e078321

    SHA512

    680239715703953ad867c27b9003a0041f47938707715099af01b69160b7d0b60f71530e0158b06de93ae82cc08c875e709a2f41d69402c296c6bb9ad7325a44

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{594ADA81-3F1E-11ED-B390-DA7E66F9F45D}.dat
    Filesize

    3KB

    MD5

    eff6be6bd7ec2f9dc538a355cffd89e4

    SHA1

    832a5132e5944894d51b9d4192ffb2cda2476c45

    SHA256

    2cc00e73ad08ed84afb87c4698e7c2cb903185502ba64ccb2d632bb60cc6abc4

    SHA512

    c85887f6a7e94f3aa37f6a07d91b38dc2515eaa9ffa55256a47fd46cbbaff8071926602fc25bc55e17565c57a5bc4fe7f41e6acfce7a71d86acbd153df0a2b85

  • C:\Users\Admin\AppData\Local\Temp\96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7amgr.exe
    Filesize

    105KB

    MD5

    3235c81e22fad625ce09ae351091f7cc

    SHA1

    1a670de8ab6014928459f0c1631db644f7d7526e

    SHA256

    85d274964f8e3cba910a4922bdbdc0ed3b064c0045db18c85d8d2a853d00e7a6

    SHA512

    95797149ba60dc13795798549d566f309796ac7daad849c5295516855f53617c92e29a119d93a5da87d50a16d6a34308b3b0b0d0b3974b899fe2f21ca83f041b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\3XG2GOE7.txt
    Filesize

    603B

    MD5

    72c7074572adc0c7ff1ffd9674745819

    SHA1

    d56c295799a1e4ed821b23af2058c68efe938918

    SHA256

    1bb6f1c405c7e78aeddd4a7ad916ade234f92498246a12e5688865b3afdecc7e

    SHA512

    f593483d8c2ae27211ee07884fa325cc76eb02a26e70981cf6cd2773fd5834debcb9c1e22b9869b11952ffc8935c58e47b1f924489418121b1bee12bdb767472

  • \Users\Admin\AppData\Local\Temp\96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7amgr.exe
    Filesize

    105KB

    MD5

    3235c81e22fad625ce09ae351091f7cc

    SHA1

    1a670de8ab6014928459f0c1631db644f7d7526e

    SHA256

    85d274964f8e3cba910a4922bdbdc0ed3b064c0045db18c85d8d2a853d00e7a6

    SHA512

    95797149ba60dc13795798549d566f309796ac7daad849c5295516855f53617c92e29a119d93a5da87d50a16d6a34308b3b0b0d0b3974b899fe2f21ca83f041b

  • \Users\Admin\AppData\Local\Temp\96c5607aa1a1082ff6659842855fe584e1467a2119de3c017ff20b7c317adf7amgr.exe
    Filesize

    105KB

    MD5

    3235c81e22fad625ce09ae351091f7cc

    SHA1

    1a670de8ab6014928459f0c1631db644f7d7526e

    SHA256

    85d274964f8e3cba910a4922bdbdc0ed3b064c0045db18c85d8d2a853d00e7a6

    SHA512

    95797149ba60dc13795798549d566f309796ac7daad849c5295516855f53617c92e29a119d93a5da87d50a16d6a34308b3b0b0d0b3974b899fe2f21ca83f041b

  • memory/872-57-0x0000000000000000-mapping.dmp
  • memory/872-63-0x0000000000400000-0x000000000045D000-memory.dmp
    Filesize

    372KB

  • memory/872-64-0x0000000000400000-0x000000000045D000-memory.dmp
    Filesize

    372KB

  • memory/896-54-0x0000000075B41000-0x0000000075B43000-memory.dmp
    Filesize

    8KB

  • memory/896-62-0x0000000000170000-0x00000000001CD000-memory.dmp
    Filesize

    372KB

  • memory/896-61-0x0000000000920000-0x0000000000941000-memory.dmp
    Filesize

    132KB