Overview

overview

10

Static

static

3

c20351b808...18.exe

windows7-x64

10

c20351b808...18.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDIR/UAC.dll

windows7-x64

3

$PLUGINSDIR/UAC.dll

windows10-2004-x64

3

$PLUGINSDI...fo.dll

windows7-x64

3

$PLUGINSDI...fo.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows7-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...ec.dll

windows7-x64

3

$PLUGINSDI...ec.dll

windows10-2004-x64

3

1.exe

windows7-x64

10

1.exe

windows10-2004-x64

10

Setup1.exe

windows7-x64

9

Setup1.exe

windows10-2004-x64

9

Setup1.vbs

windows7-x64

8

Setup1.vbs

windows10-2004-x64

8

Sharing

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General

  • Target

    c20351b808023b220b948a520e5eb163_JaffaCakes118

  • Size

    4.5MB

  • Sample

    240826-bwz89syglk

  • MD5

    c20351b808023b220b948a520e5eb163

  • SHA1

    6db7728a2ed6406b6d83761df9676e66f6895878

  • SHA256

    2f7a2890d38eeb574b1c357854c137c1403dfc0db6410a8e0186339da862c52b

  • SHA512

    939433491c7df9f0fbe8017ac66f5b45b4011d4e3ae2d27fc1718751b9f14d5b1d04020ed4c2ee176be39d1145ec1c4584d6c0d54549bedf7fffdbfe7e20a390

  • SSDEEP

    98304:9XIs5hfSlpR2IT76rtzgaE1BTW977XYg64asgvUA9A4eFEEsLlX5Z6zyavLqi:9XIUfSlpZT76rave77XSf9AF9g+yS

Score
10/10
cryptbotcredential_accessdiscoveryevasionspywarestealer

Malware Config

Targets

    • Target

      c20351b808023b220b948a520e5eb163_JaffaCakes118

    • Size

      4.5MB

    • MD5

      c20351b808023b220b948a520e5eb163

    • SHA1

      6db7728a2ed6406b6d83761df9676e66f6895878

    • SHA256

      2f7a2890d38eeb574b1c357854c137c1403dfc0db6410a8e0186339da862c52b

    • SHA512

      939433491c7df9f0fbe8017ac66f5b45b4011d4e3ae2d27fc1718751b9f14d5b1d04020ed4c2ee176be39d1145ec1c4584d6c0d54549bedf7fffdbfe7e20a390

    • SSDEEP

      98304:9XIs5hfSlpR2IT76rtzgaE1BTW977XYg64asgvUA9A4eFEEsLlX5Z6zyavLqi:9XIUfSlpZT76rave77XSf9AF9g+yS

    Score
    10/10
    cryptbotcredential_accessdiscoveryspywarestealer

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

      spywarestealercryptbot

    • CryptBot payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

      credential_accessstealer

    • Blocklisted process makes network request

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Checks installed software on the system

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

      discovery

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      bf712f32249029466fa86756f5546950

    • SHA1

      75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

    • SHA256

      7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

    • SHA512

      13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

    • SSDEEP

      192:0N2gQuUwXzioj4KALV2upWzVd7q1QDXEbBZ8KxHdGzyS/Kx:rJoiO8V2upW7vQjS/

    Score
    3/10
    discovery
    behavioral3behavioral4

    • Target

      $PLUGINSDIR/UAC.dll

    • Size

      14KB

    • MD5

      adb29e6b186daa765dc750128649b63d

    • SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

    • SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    • SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • SSDEEP

      192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs

    Score
    3/10
    discovery
    behavioral5behavioral6

    • Target

      $PLUGINSDIR/UserInfo.dll

    • Size

      4KB

    • MD5

      c7ce0e47c83525983fd2c4c9566b4aad

    • SHA1

      38b7ad7bb32ffae35540fce373b8a671878dc54e

    • SHA256

      6293408a5fa6d0f55f0a4d01528eb5b807ee9447a75a28b5986267475ebcd3ae

    • SHA512

      ee9f23ea5210f418d4c559628bbfb3a0f892440bcd5dc4c1901cb8e510078e4481ea8353b262795076a19055e70b88e08fee5fb7e8f35a6f49022096408df20e

    Score
    3/10
    discovery
    behavioral7behavioral8

    • Target

      $PLUGINSDIR/nsDialogs.dll

    • Size

      9KB

    • MD5

      4ccc4a742d4423f2f0ed744fd9c81f63

    • SHA1

      704f00a1acc327fd879cf75fc90d0b8f927c36bc

    • SHA256

      416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6

    • SHA512

      790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb

    • SSDEEP

      192:SbEunjqjIcESwFlioU3M0LLF/t8t9pKSfOi:SbESjFCw6oWPFl8jfOi

    Score
    3/10
    discovery
    behavioral10behavioral9

    • Target

      $PLUGINSDIR/nsExec.dll

    • Size

      6KB

    • MD5

      132e6153717a7f9710dcea4536f364cd

    • SHA1

      e39bc82c7602e6dd0797115c2bd12e872a5fb2ab

    • SHA256

      d29afce2588d8dd7bb94c00ca91cac0e85b80ffa6b221f5ffcb83a2497228eb2

    • SHA512

      9aeb0b3051ce07fb9f03dfee7cea4a5e423425e48cb538173bd2a167817f867a30bd4d27d07875f27ca00031745b24547030b7f146660b049fa717590f1c77e1

    • SSDEEP

      96:M/SspqrIYxLPEQhThvov3TE4/2Sa5P9QFFYzOx4uF3sbSEI5LP39sQvM:M/QUG7lhvov36S5FcUjliSEI5LuQ

    Score
    3/10
    discovery
    behavioral11behavioral12

    • Target

      1.exe

    • Size

      2.9MB

    • MD5

      9cf620afe3cb375d0848aa96bc714135

    • SHA1

      fabd35f75484256e6b2bc2543dff7c4603a5dbd1

    • SHA256

      38a7d6663a1309348295db512534e986d1442efcbe71d3e6e177c895c4428de4

    • SHA512

      f1a44fca89ef2b7bf8afeebfa55f753d7fb7ad9f2644aa0275c83fe577b499e3b6d73affdd1b740d491782065e776bfb78b68639391089b1edc483e4db2b00f7

    • SSDEEP

      49152:n5yeedeX1O21ATh0cgfkOBK50GCwKD8pJAaUvAxL0qyJwnZn8B11FesE9:5yVq6HgfVBEf/aaFxLWmZ8B11ssE9

    Score
    10/10
    cryptbotcredential_accessdiscoveryspywarestealer

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

      spywarestealercryptbot

    • CryptBot payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

      credential_accessstealer

    • Checks BIOS information in registry

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

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Checks installed software on the system

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

      discovery
    behavioral13behavioral14

    • Target

      Setup1.exe

    • Size

      1.8MB

    • MD5

      37ca5d4d746ee1d876d3ee7f74ebaf7f

    • SHA1

      95d2306eb2dd46656d3d78249ebaf94328c0e851

    • SHA256

      8be1afc2ca6706a448aaec1f4716c87a24348aec193b387d8d31c49e88519fd6

    • SHA512

      3b760999b0c86a1720340450588f18dd9cf29d332db402728cf640cbc6462cf3f682f291e9f7b1ca8450e122d025cc517f6a948a6a80f169a8645dee5ba27329

    • SSDEEP

      49152:fsEbe76vhwc7JHZjCS96lroKWwBs5dUuCt:fnI6wODHkr5BBsn4

    Score
    9/10
    discoveryevasion

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral15behavioral16

    • Target

      Setup1.vbs

    • Size

      126B

    • MD5

      ee51612c7ca217fe6e68820b9b8ba1fa

    • SHA1

      9764e643f489e931defe5944f35834365cb54814

    • SHA256

      efd6ccd9ca394b96c6f418e29c97da44aa91414b2ddd4830b112f18d9239489d

    • SHA512

      f081feae16389ba7d1445ed0b5f2e190704a687f62c86c8a00da8abbddd72868c80d5485e681a95fa84e76dbb6871c48335cc1a27f5911c6ce759976f4152b9b

    Score
    8/10

    • Blocklisted process makes network request

    • Legitimate hosting services abused for malware hosting/C2

    behavioral17behavioral18

MITRE ATT&CK Enterprise v15

Tasks