Overview

overview

10

Static

static

5

f557e23fba...18.exe

windows7-x64

10

f557e23fba...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 05:59

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General

  • Target

    f557e23fbaea06dd8d1346e9860dc6b4_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    f557e23fbaea06dd8d1346e9860dc6b4

  • SHA1

    84a168ee2c1e2666cd875f0665b4c0129ba14182

  • SHA256

    5fd71f2dbaa454af5af5f6153ce00832188b2b559092309c9e790655634c4eeb

  • SHA512

    ae74292424ea93dd0a50bb99158b114c6b1e3b167704e1b965043bdfa0309a444d35d42d258fc9d74755738b2241f9cae76a6a605280c98f3eeff33260f5fe3d

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6Y:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5p

Score
10/10
discoveryevasionpersistencespywarestealertrojan

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 3 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 9 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 13 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).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • 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\f557e23fbaea06dd8d1346e9860dc6b4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f557e23fbaea06dd8d1346e9860dc6b4_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2596
    • C:\Windows\SysWOW64\jeixnbtsji.exe
      jeixnbtsji.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
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1624
      • C:\Windows\SysWOW64\qouswdxi.exe
        C:\Windows\system32\qouswdxi.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2116
    • C:\Windows\SysWOW64\vjvuhktqbcsbcni.exe
      vjvuhktqbcsbcni.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3400
    • C:\Windows\SysWOW64\qouswdxi.exe
      qouswdxi.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3656
    • C:\Windows\SysWOW64\nxhuxbmbbkxzw.exe
      nxhuxbmbbkxzw.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2412
    • 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:4196

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

6
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

    512KB

    MD5

    1ff59e44553c74541b4199774dbff952

    SHA1

    7620ab2fbda5c700efbe734eff398f6e8e2cfb6f

    SHA256

    0b2c5ac6cbd40dc87fe81b1ba383682520d91b83f83478dc67d98fa10d6248d2

    SHA512

    4d976d6d73f46cdad49c1281dee55ebeb8a80afd69187aa36f164c68a1793d3f067400b17cfc68fb5e2be2313da242e70674db8227dbe6962883622b2f4b9326

    Download Submit

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

    512KB

    MD5

    b50966fff3283a4f06c5f267267806bc

    SHA1

    5517aaea49319f235e000e6d8351b006dda711d7

    SHA256

    3a2b59540eb15868bf3d8066141bbaa47ea5fd2b15a4537b4897f6a4b8391401

    SHA512

    d74b9cbd261d482fe87de9905eb8e9301b67463803284ea98f06c4841aec6c5c5bf024f64591fed679f9d7d64530ae19ce5df02a6ffdffeba6a1300653fb88d0

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\TCDBF5E.tmp\gb.xsl
    Filesize

    262KB

    MD5

    51d32ee5bc7ab811041f799652d26e04

    SHA1

    412193006aa3ef19e0a57e16acf86b830993024a

    SHA256

    6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97

    SHA512

    5fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810

    Download Submit

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

    365B

    MD5

    6448bdbff26e0704f8cc3b17882b0304

    SHA1

    cc8f074da5332f04bbd7a60032492ee4fd56f0eb

    SHA256

    ad71b7567b43c360f35051dec2bbfeaa4eb9a1f709f9ec2248bb3522a90e586a

    SHA512

    1d1132a68959955242f3b8a05e9e0c8c386103d1117e2ba2fc6a485e06a5c9d883bbb08c14d6fac54a995192685e04416fa4a8429eea70872a5430f69a67f246

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC
    Filesize

    16B

    MD5

    d29962abc88624befc0135579ae485ec

    SHA1

    e40a6458296ec6a2427bcb280572d023a9862b31

    SHA256

    a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866

    SHA512

    4311e87d8d5559248d4174908817a4ddc917bf7378114435cf12da8ccb7a1542c851812afbaf7dc106771bdb2e2d05f52e7d0c50d110fc7fffe4395592492c2f

    Download Submit

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

    1KB

    MD5

    156bea6dac6953d4ac28bf3cf70be7df

    SHA1

    24653862e9b48b9d168559d728056076b3738b18

    SHA256

    3912f8b1ef34ffa329e47be0f5e38a04cf92fca14ccbc08773dc230d13280893

    SHA512

    c39a0ac917cf8632b58f0bbabc6cadd2d97c01beb38de3d1f75f89a0b5f30f1748bead44ef4c415f08449b939439d02e609773c73d7bc224d63ecbf2ab9527b8

    Download Submit

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

    1KB

    MD5

    cae2b356ad138ef19af5cb74927a86b3

    SHA1

    4442d0f4bec0fe01523eba5ec8d1dc6a54381ac6

    SHA256

    9365dbe71b52f4de3692da137791e9120f51ee4815bb9f5d7e3aa79d9bbd6f04

    SHA512

    296176f03087d4253605ba2ec8bedcfa81aaad3952c747080f6328808e7a028d00aff24f54666fd9f3da746d3144c601de22dd619f84fcf3c4f44f475418151d

    Download Submit

  • C:\Users\Admin\Documents\ClearStart.doc.exe
    Filesize

    512KB

    MD5

    f017de5768080bcf7c5ff00c805d2de3

    SHA1

    703675593855ee885e3e3226c9ff14d9a37966bb

    SHA256

    c2771b9a64916aa1076dae3a3ce505d8664136542a0bb71d4962ad096595d2b0

    SHA512

    beafc4843049a0961502877735f9e23ec0564d173b8186eb1050d129d33ae6ac9ef951a71b6b3e5ab2a3472751472d352f635e003750e99574b7a2d4193ab03f

    Download Submit

  • C:\Windows\SysWOW64\jeixnbtsji.exe
    Filesize

    512KB

    MD5

    7ae11fde6408298dae784f6c54a80dee

    SHA1

    70f060f53ec10a1e1d180712e771f858e0789460

    SHA256

    d70e4358e080e608f9d988acf6cd15f0cf2bdae92dc80c0aeeb23f4e58e4caa8

    SHA512

    f17a0c9eb446619b3d5389d81f29056bf2eaa01f7d8713f129f601b488f3b613783813e2c148c7af418e64f37c7b83e118610e61f6fdab390504f458128c40e2

    Download Submit

  • C:\Windows\SysWOW64\nxhuxbmbbkxzw.exe
    Filesize

    512KB

    MD5

    9d1e7e0f3d0d7378b8623b4e90b83914

    SHA1

    19a24ce927bdcea8a3f7e901d1a6a54ea0c5a2e1

    SHA256

    ec6a6832e90fa88bb7489a2e3800e9419fc7793801b1c7450c4a294c1fcc04d4

    SHA512

    3a7082dc72a2b9dfa9190da0672846a7f9df10640404f4f4236553a990169e790925bd3ad48fbfacf0b6833aa2fffbd7a13774748c692fc572ebbf6ce71f37c7

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  • C:\Windows\SysWOW64\qouswdxi.exe
    Filesize

    512KB

    MD5

    cce17ae2fa1ce2cb9fb38c74852e6f0d

    SHA1

    d41a6397fcca728b233c3b1e47f41951f2dd68d6

    SHA256

    95100a0dd3ee3cf90d15885a23df3c33fc3a6859cd44adbf81b99a388b289447

    SHA512

    fdff171898cc5cb01793b625da9e4b5dc657852834acbc5ae7277b800f8a288dd298c69b14b6bf704b9b8e6ccf35e5fa8a2c609da8c6e9a7a97c87be8136d3a2

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  • C:\Windows\SysWOW64\vjvuhktqbcsbcni.exe
    Filesize

    512KB

    MD5

    a0ddddf78462274c42e75d4ae05377fc

    SHA1

    ad360ef40b75e7ae6d863bbe77776ffc57b4c6a1

    SHA256

    08b05072d19f640df1db8822a166b60e53d2a718ffb05378c22d3e46b2efd85c

    SHA512

    4c131eee30d0ce01233aa13555386dea16c31770473b1c4e7977f41d7f8755311ac9a16622b5d7ea408b22469d8e352b8706938dbc55c8d679011dc78a245d1a

    Download Submit

  • C:\Windows\mydoc.rtf
    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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

    512KB

    MD5

    ec3ff09f13e0e9547c9ed749528f48a0

    SHA1

    ce4a97d13565c3c60883ed6b40695e86dfaee6c7

    SHA256

    9c1176af78ca29a9b0455e60d0295b0f4fef6e050d38bebc9c2e131c9655965c

    SHA512

    d391184cc90923e8114e6afaa328dffaa8d35979d141678f5be8a68e3ec24f3752ed5e1999cfdbcd220c80b04b42e01c94b4aa3e17380fefd4361679f494cd66

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  • memory/2596-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

    Download

  • memory/4196-37-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-38-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-39-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-36-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-40-0x00007FF9E5340000-0x00007FF9E5350000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-41-0x00007FF9E5340000-0x00007FF9E5350000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-35-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-299-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-298-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-297-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4196-296-0x00007FF9E77D0000-0x00007FF9E77E0000-memory.dmp

    Filesize

    64KB

    Download