Overview

overview

10

Static

static

5

055a91a2eb...18.exe

windows7-x64

10

055a91a2eb...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 14:03

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General

  • Target

    055a91a2ebd997290d63f17da8f85f8a_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    055a91a2ebd997290d63f17da8f85f8a

  • SHA1

    17b55dfe9845db9ba1794bd7e53aeceab5f54519

  • SHA256

    cf17d95662970c325b799cec8ae15506f29b2c663c2b9d603672e8feb5adfcdd

  • SHA512

    f7c2f11168a5b4c20869b7c3dc9426c78d0b5b2bbcf06c1a5a2f8a3b3d78ab1e0a93500e2197d271de7576b96615ca6984a8e95be0fc8211e6ac823d0fbbced9

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6k:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5p

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 12 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\055a91a2ebd997290d63f17da8f85f8a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\055a91a2ebd997290d63f17da8f85f8a_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4684
    • C:\Windows\SysWOW64\khsnapesgv.exe
      khsnapesgv.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3948
      • C:\Windows\SysWOW64\gcevqcmg.exe
        C:\Windows\system32\gcevqcmg.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1904
    • C:\Windows\SysWOW64\lenwwkqspvdcjdo.exe
      lenwwkqspvdcjdo.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:940
    • C:\Windows\SysWOW64\gcevqcmg.exe
      gcevqcmg.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:516
    • C:\Windows\SysWOW64\fpkhnbqnxovwu.exe
      fpkhnbqnxovwu.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2284
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:2380

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

6
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe
    Filesize

    512KB

    MD5

    3c8be25e3f3376d40585e364dc3f941e

    SHA1

    34e9e2ec21899f278dc282d2dcb42eeb6ff48b47

    SHA256

    226d597339963eb8ad1c3849710858890ee55f022f2d3039bca8a4a02694c787

    SHA512

    fa95083d3791e1a5d9ef90d242c119acd7dc321cfec27747e874280dc79b13f4e0b73dbd9c68eb210525fbf46dcc84228816dc1a28bc815a3ea3620078adbd97

    Download Submit
  • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
    Filesize

    512KB

    MD5

    4d4c6fe5e0b7edb7767fbe9b2c43f5a0

    SHA1

    bd79cd1a60a8b79947bdf8839e37ec96159d2cbc

    SHA256

    30547e1f309dac791a7516a41ddac717e3d2c93498ca4193d5222c1be0e1b795

    SHA512

    b965ffc1b53865f2a2acf8f8f05435925c91f50991b993efdc5b6426cf081f2d44388a218db2b88b126a78966a630f90c6b60e098cf39b7ab47979963f8958da

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  • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
    Filesize

    239B

    MD5

    2fae0fe44fb67ed515b21a2b6fba40e3

    SHA1

    d39c4cb134c596851c157406149129a69844613b

    SHA256

    bd528b67c4e7b5924426cb6edc6bd85896db3a43e596bc76d32632d33eccc2b1

    SHA512

    9902e514810847d11b83ceb64209c7a363f3b482f5444474673988fa0729295d8612ae6aa0d81a09d9adeb958f7e0251b414ef808f82f279df504bc04a347087

    Download Submit
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
    Filesize

    3KB

    MD5

    f433c27f14defb8bc7d72afb2e2a1f9f

    SHA1

    85ab55de4314b179171637fb22c6d7e8542f874f

    SHA256

    d2553f7cede7378a3901df71b65f30cfe865be3db765f8a354d71ba91f4667c4

    SHA512

    9dc35e0f2318cc9f2957a171f5814e9ecdba5a83bee3d70b4cefe18c22c33b33d110306488fa05f79a44bad0742a42c3cb1085cacf90fc3007f2840cfc8fb0f6

    Download Submit
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
    Filesize

    3KB

    MD5

    f2c842e7eed413dd7364e2a6238dc6a3

    SHA1

    028b995d72db78d6fb129e11c2feb3c35bd39d5e

    SHA256

    7183b2a07351565306e96f8dd6c449334cc697fe27937255bf99a26978aa3703

    SHA512

    c36df9df5e513fe13ae2a5208a576745d7c5191eae878707a21e6f9e4f2707d353930afd3f93b19024763b08c22599ada50df0b81e8b1c67ff3f541c7616d8c9

    Download Submit
  • C:\Users\Admin\AppData\Roaming\SubmitEnter.doc.exe
    Filesize

    512KB

    MD5

    c05b08783d843016bc5bf1e91c4d4433

    SHA1

    0872144d0dfa596d43f079e708d99588595438f3

    SHA256

    096ba2ce60b1a1d1761561f0888b667b20a9d8af89f609d4170415a9b197bdf4

    SHA512

    9af223e5cedae4694f3ed5b0c5b6c3dd4e4e757b73e9254a87a48bddd7b6f1148e1190f069003c164826843d7848ea292dc929416bc7808a196701972a354c4e

    Download Submit
  • C:\Users\Admin\Documents\RemoveCheckpoint.doc.exe
    Filesize

    512KB

    MD5

    af89310501f69da0a854d6adfdddef91

    SHA1

    9f699371e029a0543fca183ca0e67325e0bd38cb

    SHA256

    99ce735ec58aaef6b9d83087c30ac43a367bb3fc55ca77c99a667b32d1038973

    SHA512

    ba404e127a023e2aae06fdeac1c0032f72a86f9aac2071081a13125cee05b0ddb1c47e2193079e5f4e134879e2216d8bc7c9de0c6670154c379b06d606308d29

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  • C:\Users\Admin\Music\UninstallProtect.doc.exe
    Filesize

    512KB

    MD5

    fbca31dede13dacea7e6a6cb0b838037

    SHA1

    b1cdedaa1a4b1ba24c89be2e4a5ba1fb2554e8a6

    SHA256

    3f23cf58f8dda772ab3bcab5287bfb9db125ebb5fdd49991ad61d211c50f2367

    SHA512

    10418735b2e1b53173a48ffda0675850a6e266ee396af82cae162a94e0eda84c77ad187d90d630d585ee88bb5017040e785449cea728a95920db31103fbe7365

    Download Submit
  • C:\Windows\SysWOW64\fpkhnbqnxovwu.exe
    Filesize

    512KB

    MD5

    1bc70820fa542afff8f2fbe5a737f55c

    SHA1

    909b0eba58cc961b1b7cd311acd27d78e86c5501

    SHA256

    10b6a068ce861c8945683b892776034655727fa41d2bdddaf2d07a220224af3b

    SHA512

    e2be4f6e83d9a99b0afc9728e2f2f3ed45b6a8372c8b1a003ff789fbd7d5e439aa5e57986a5f0fedb0872679a649ec5f96a58e409904923011a61d1c860e27ac

    Download Submit
  • C:\Windows\SysWOW64\gcevqcmg.exe
    Filesize

    512KB

    MD5

    0b3ab393127925731a171ffbb4386682

    SHA1

    cf049a09428c0b082f1856a677a6fabe16783848

    SHA256

    49772addf16f07126744eb105bca46cecbdc1d0a3e9f14ac48461dce0da6537f

    SHA512

    7f116ff477b962b46f59f46570924d10098eac971167554f9f1040c22e63ef015d0244d1c13b4d4155fb661eb62a5bbc0cfe5b9aa6725eef999170ce6ab892e7

    Download Submit
  • C:\Windows\SysWOW64\khsnapesgv.exe
    Filesize

    512KB

    MD5

    2577d6bc4000a332b4ce2b94b45ed018

    SHA1

    65cb9659ee7c9ddf9484f3654107af07f7177d99

    SHA256

    3aae1ec0e72651703851351d2b4ab8796335fadc3ea78231389cd79a4c076f89

    SHA512

    0c5d42dc62b7011ec09a47e48119f8958dd29a28a47d8ab10b2b9f568f16d634c81b866aa69e9198d4070f9c485b804e03c51cdc1861bea4f182095961d0819f

    Download Submit
  • C:\Windows\SysWOW64\lenwwkqspvdcjdo.exe
    Filesize

    512KB

    MD5

    c1dd015210039b24237d9b3e8124cb4f

    SHA1

    bab5e9af33138e000ce9867d2ba7f23842bba494

    SHA256

    e26db711d390dcd25896ff9bc3a0ce3beb42855cfe480e6987ada0c785403403

    SHA512

    29a7828786942ebc96b66cf6d1cd5faa80aa39211b4afccc3c5c2574962817e78c447ca036e3c7a99df93c73e94e74290a3eaf2157142a6043ec2cd0b52d3e57

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  • C:\Windows\mydoc.rtf
    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

    Download Submit
  • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
    Filesize

    512KB

    MD5

    50deb850a51182a68b11b1a24af0278e

    SHA1

    a09a22a5797684c0d1c6d1e9d9676d892e2811b9

    SHA256

    4d40bc42856471bad11a2b20812f5c8a040ba3f928f6eed143afd05e58953925

    SHA512

    4d662ab4980ba4525944a3ecc03a6dc46df26cb537920248e6d812f0cb92983f6a7d1a021fbb8cf3c19acb49973e33ce547ad74172b736c0bf711ad92c0c7b2e

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  • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
    Filesize

    512KB

    MD5

    37acd82fe428e5e36c38837c18197bc0

    SHA1

    d99c02bb78044d3599280f3369bb0e959180473b

    SHA256

    376fb7a1eca93db815d4c4d28627fe1ed191c6279b1034e96a274f8366091c54

    SHA512

    a49bccd4bdfc7948a860eccf6cd11d70acbbac88110831b9ca00e024bdd71e40b76d2d1042195d31ba7fb71f245bbfd96d18e1e70024b4952dc36e72592f9668

    Download Submit
  • memory/2380-39-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-38-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-36-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-37-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-35-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-40-0x00007FF82BEE0000-0x00007FF82BEF0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-41-0x00007FF82BEE0000-0x00007FF82BEF0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-133-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-134-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-136-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2380-135-0x00007FF82E190000-0x00007FF82E1A0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4684-0-0x0000000000400000-0x0000000000496000-memory.dmp
    Filesize

    600KB

    Download