Analysis

  • max time kernel
    133s
  • max time network
    195s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    27-05-2022 20:52

General

  • Target

    048205ff58f5da079e4ac98167d3d3ba8397a9f20ece36086b4f866489bafc8e.exe

  • Size

    2.1MB

  • MD5

    046b2d42e6b76dde97b91054239d20a0

  • SHA1

    cd428923f2ce59a463fb94a737a2f4a8f0b7e793

  • SHA256

    048205ff58f5da079e4ac98167d3d3ba8397a9f20ece36086b4f866489bafc8e

  • SHA512

    993be80a9d987a7e5f609fe3420ea0afe2b33607d0a64542ddf9e671b4293a499d0fad377b7b192e918cff2bfa9907a1e52ffcc44fbc2284f2bd03e2827ecf90

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Drops Chrome extension 5 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 8 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\048205ff58f5da079e4ac98167d3d3ba8397a9f20ece36086b4f866489bafc8e.exe
    "C:\Users\Admin\AppData\Local\Temp\048205ff58f5da079e4ac98167d3d3ba8397a9f20ece36086b4f866489bafc8e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4652
    • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\GuJLy00M9hS2ARv.exe
      .\GuJLy00M9hS2ARv.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:3912
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GeOSSaveu\cMBo7agPSYRQOJ.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4320
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GeOSSaveu\cMBo7agPSYRQOJ.x64.dll"
          4⤵
          • Loads dropped DLL
          PID:3636

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\GeOSSaveu\cMBo7agPSYRQOJ.dat
    Filesize

    6KB

    MD5

    db95636ce13344adbf6000fb3bd035a4

    SHA1

    8955a7c1e7da3e437c02fbc3d70247df70e42350

    SHA256

    34ec8e9c4c856c2868eb90552ca76b3a04345db0ff70b783dc81170c2fb74187

    SHA512

    3e48cef58874f3e1927ade2ec2151704bd9b7011303410c1ab8a7f97299c3f8673a5a32b87b5ca07462101fec4902a02f77f4220218c1ce27c8837ed37a7affa

  • C:\Program Files (x86)\GeOSSaveu\cMBo7agPSYRQOJ.dll
    Filesize

    618KB

    MD5

    f180a95d8673cd01ce4af0ff678fa099

    SHA1

    8592fe958436e14ef9ace437ac4445ecca22e35e

    SHA256

    d40aa49822621713e0f79f6c9a187468251fc22559cb1bbd6b5f71a94819eeb7

    SHA512

    3dda5f3133df4c00c03d8b3fb539b37e2e6b26d0384d3674cefa9595136f9eaa4b9d21c0e806a9ec3cfadfb782a30e344145abbf87bca813de056f84c6fb13c9

  • C:\Program Files (x86)\GeOSSaveu\cMBo7agPSYRQOJ.x64.dll
    Filesize

    695KB

    MD5

    2af06e7424e4f53fa8ee2b8daf4cdaa3

    SHA1

    0a09aa095e38211b8fc512d2e9f8f7cf12159a19

    SHA256

    81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

    SHA512

    6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

  • C:\Program Files (x86)\GeOSSaveu\cMBo7agPSYRQOJ.x64.dll
    Filesize

    695KB

    MD5

    2af06e7424e4f53fa8ee2b8daf4cdaa3

    SHA1

    0a09aa095e38211b8fc512d2e9f8f7cf12159a19

    SHA256

    81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

    SHA512

    6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

  • C:\Program Files (x86)\GeOSSaveu\cMBo7agPSYRQOJ.x64.dll
    Filesize

    695KB

    MD5

    2af06e7424e4f53fa8ee2b8daf4cdaa3

    SHA1

    0a09aa095e38211b8fc512d2e9f8f7cf12159a19

    SHA256

    81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

    SHA512

    6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\GuJLy00M9hS2ARv.dat
    Filesize

    6KB

    MD5

    db95636ce13344adbf6000fb3bd035a4

    SHA1

    8955a7c1e7da3e437c02fbc3d70247df70e42350

    SHA256

    34ec8e9c4c856c2868eb90552ca76b3a04345db0ff70b783dc81170c2fb74187

    SHA512

    3e48cef58874f3e1927ade2ec2151704bd9b7011303410c1ab8a7f97299c3f8673a5a32b87b5ca07462101fec4902a02f77f4220218c1ce27c8837ed37a7affa

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\GuJLy00M9hS2ARv.exe
    Filesize

    634KB

    MD5

    bd1503d4eaae5e7f2a8cdbd9a88ec02a

    SHA1

    730280a7839bb46bdeeaa47797d926f8d57e1da1

    SHA256

    724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

    SHA512

    0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\GuJLy00M9hS2ARv.exe
    Filesize

    634KB

    MD5

    bd1503d4eaae5e7f2a8cdbd9a88ec02a

    SHA1

    730280a7839bb46bdeeaa47797d926f8d57e1da1

    SHA256

    724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

    SHA512

    0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    d1c530a76f94d6b7728c5e5f08b10ea5

    SHA1

    8ece310a49020976593827c668da6b86ff7175db

    SHA256

    e488e1c02b0f6f83a2aaec1af7464ef856f351ea4e6dc3435a3e22e9fe86438d

    SHA512

    4ff0fe2f6e52730c06685766dd90f8a4f4bae36b1e2f3148317bbb12cc323ae52fdc98b004d156a72f4789af6ad74f16c9c7bb599e9373fec128523f632f5d4e

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\[email protected]\content\bg.js
    Filesize

    7KB

    MD5

    bf07e5473fb339778ffc809b8194392d

    SHA1

    8df159d64ca587b80d7be18036cc2a22fc01ecf3

    SHA256

    51b0068c2df5c53ba7f06ad0e772537c736c51cf53cf2073294749e1d9a7f35a

    SHA512

    ea764e4a31878a789ab217c6fa0fd2ae10c4f68d323b90d26378986edc72dcb7b29eb35b46b8fa285082e38b421cb43df9b76db0c482079d81a29a5b8e7d50d4

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\[email protected]\install.rdf
    Filesize

    598B

    MD5

    1c054c5fcb5bacfcf7250ad0b13ad589

    SHA1

    d7693c8188ef6147e7b6d7640b2596cfad1c0a99

    SHA256

    9bf8b50b9891e9adc321f09405224c4a008a8a80aa50c93fc6e0d0eb9801b891

    SHA512

    155a941135b01e5d619d330dfd5e6384759ba5dc8bb7124ba5a1dd62d7d7f40edf7eeff02440579f241b9dae576199c1f9ca667ec569904e8893de7e17554a6c

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\cMBo7agPSYRQOJ.dll
    Filesize

    618KB

    MD5

    f180a95d8673cd01ce4af0ff678fa099

    SHA1

    8592fe958436e14ef9ace437ac4445ecca22e35e

    SHA256

    d40aa49822621713e0f79f6c9a187468251fc22559cb1bbd6b5f71a94819eeb7

    SHA512

    3dda5f3133df4c00c03d8b3fb539b37e2e6b26d0384d3674cefa9595136f9eaa4b9d21c0e806a9ec3cfadfb782a30e344145abbf87bca813de056f84c6fb13c9

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\cMBo7agPSYRQOJ.tlb
    Filesize

    3KB

    MD5

    8af6f42a5b16ced04702514d47052053

    SHA1

    f06e43c9710e27b38063652217874f6fc8515ea0

    SHA256

    0fc752f18e2f21a6d0b45fb9769deefe70d4690e72225037a37d1dc0553ae8ed

    SHA512

    2d1fedf6693f0347d9265436fbc17515fa9a904db54170181ca7a6d5c64a4928494a20a1eb489d646602ed2769e570bfb5835bffd241a53a8fe64d5767b9234b

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\cMBo7agPSYRQOJ.x64.dll
    Filesize

    695KB

    MD5

    2af06e7424e4f53fa8ee2b8daf4cdaa3

    SHA1

    0a09aa095e38211b8fc512d2e9f8f7cf12159a19

    SHA256

    81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

    SHA512

    6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\nonhdkjblefmgfiddjijfkffnjahgpjk\JZX.js
    Filesize

    5KB

    MD5

    08b5f6f4b6536fa314ff9ba25a78d48e

    SHA1

    8bc5187c78f7ac0b5c52a7265fae031a918426c4

    SHA256

    52c3fcaec2c15c2872ba0ce44d56463af26cb38c520b82e2fa0358fe5b0c8847

    SHA512

    785ef2707bdccc3e4d4443a10fdd9d6dd72cf9c2855b11144dc0c0f28f6467959ee00d2cc6d958cb5fa2dae42ee521d2ccc7cb1081911c1983e0aa3ce70926bd

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\nonhdkjblefmgfiddjijfkffnjahgpjk\background.html
    Filesize

    140B

    MD5

    b0025ea1aeda64986d50e03dd240ba0d

    SHA1

    8402849cd2ba86d255ac03a352760331345346eb

    SHA256

    58b2b8f6830c03759f8953e73dd75f458b5ccf1b6599fbd022cd518a569920e1

    SHA512

    5468ad34dbdd0e16a84725e65f051ba91cd8faf64f888767fc911b395f67790e997d64d5fc0b0feea8f4eb3720fa0ddd90ce0ebecdc0f6d46bff91a994f4951b

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\nonhdkjblefmgfiddjijfkffnjahgpjk\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\nonhdkjblefmgfiddjijfkffnjahgpjk\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSE29.tmp\nonhdkjblefmgfiddjijfkffnjahgpjk\manifest.json
    Filesize

    501B

    MD5

    848ddd8f9177e3c208b6be619b937d1b

    SHA1

    cd490a23877ce30ca1d66cf423cacc02c4d93145

    SHA256

    1130c84ac3cee6cf2161f1ba1b02580b09f8b4d7c14b4d877205ab74e9f51f74

    SHA512

    327eaecf09c6e77b6547a4985b5e5994892a9569f4a2769c02ed7a8f50262fa51e4331e7e02cf19f0f7f53f67764a68d1aebf797e7f4e74565a06fb798dcd404

  • memory/3636-150-0x0000000000000000-mapping.dmp
  • memory/3912-130-0x0000000000000000-mapping.dmp
  • memory/4320-147-0x0000000000000000-mapping.dmp