Overview

overview

10

Static

static

3

a454cf45f1...18.exe

windows7-x64

10

a454cf45f1...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

Cdx.exe

windows7-x64

9

Cdx.exe

windows10-2004-x64

9

Setup.exe

windows7-x64

10

Setup.exe

windows10-2004-x64

10

Two.vbs

windows7-x64

6

Two.vbs

windows10-2004-x64

6

enigma_ide.dll

windows7-x64

1

enigma_ide.dll

windows10-2004-x64

1

enigma_ide64.dll

windows7-x64

1

enigma_ide64.dll

windows10-2004-x64

1

udis.dll

windows7-x64

1

udis.dll

windows10-2004-x64

3

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General

  • Target

    a454cf45f16ce0a03a2656fcdc05df63_JaffaCakes118

  • Size

    4.3MB

  • Sample

    240613-htwlmasepk

  • MD5

    a454cf45f16ce0a03a2656fcdc05df63

  • SHA1

    a1ab92e80ba89a9e285c52909c1aaadd337baceb

  • SHA256

    49febd721b50c554167b59bc876a1a261896822096e39357e67cf9ef9dbaaae4

  • SHA512

    3a9ffdffedae0a34d8dd6f43be94a0455505076ed0515b47d42c93b19ba95f39cdf71618de74119e21fba1df89895edc2c93dd45d46743a72462c1865760748d

  • SSDEEP

    98304:6FSlDLW2AYidomeDyekTVEUF/1bE0OFi2i+GR1ZUl2tfi3eDDJyA1f7Zj:AaLhGTeDMTyUrbE0D5+M02weRyAF7F

Score
10/10
cryptbotdiscoveryevasionspywarestealer

Malware Config

Extracted

Family

cryptbot

C2

nife04.info

Targets

    • Target

      a454cf45f16ce0a03a2656fcdc05df63_JaffaCakes118

    • Size

      4.3MB

    • MD5

      a454cf45f16ce0a03a2656fcdc05df63

    • SHA1

      a1ab92e80ba89a9e285c52909c1aaadd337baceb

    • SHA256

      49febd721b50c554167b59bc876a1a261896822096e39357e67cf9ef9dbaaae4

    • SHA512

      3a9ffdffedae0a34d8dd6f43be94a0455505076ed0515b47d42c93b19ba95f39cdf71618de74119e21fba1df89895edc2c93dd45d46743a72462c1865760748d

    • SSDEEP

      98304:6FSlDLW2AYidomeDyekTVEUF/1bE0OFi2i+GR1ZUl2tfi3eDDJyA1f7Zj:AaLhGTeDMTyUrbE0D5+M02weRyAF7F

    Score
    10/10
    cryptbotdiscoveryevasionspywarestealer

    • CryptBot

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

      spywarestealercryptbot

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

      evasion

    • Blocklisted process makes network request

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

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

      evasion

    • 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

    • 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

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      bf712f32249029466fa86756f5546950

    • SHA1

      75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

    • SHA256

      7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

    • SHA512

      13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

    • SSDEEP

      192:0N2gQuUwXzioj4KALV2upWzVd7q1QDXEbBZ8KxHdGzyS/Kx:rJoiO8V2upW7vQjS/

    Score
    3/10
    behavioral3behavioral4

    • Target

      $PLUGINSDIR/UAC.dll

    • Size

      14KB

    • MD5

      adb29e6b186daa765dc750128649b63d

    • SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

    • SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    • SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • SSDEEP

      192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs

    Score
    3/10
    behavioral5behavioral6

    • Target

      $PLUGINSDIR/UserInfo.dll

    • Size

      4KB

    • MD5

      c7ce0e47c83525983fd2c4c9566b4aad

    • SHA1

      38b7ad7bb32ffae35540fce373b8a671878dc54e

    • SHA256

      6293408a5fa6d0f55f0a4d01528eb5b807ee9447a75a28b5986267475ebcd3ae

    • SHA512

      ee9f23ea5210f418d4c559628bbfb3a0f892440bcd5dc4c1901cb8e510078e4481ea8353b262795076a19055e70b88e08fee5fb7e8f35a6f49022096408df20e

    Score
    3/10
    behavioral7behavioral8

    • Target

      $PLUGINSDIR/nsDialogs.dll

    • Size

      9KB

    • MD5

      4ccc4a742d4423f2f0ed744fd9c81f63

    • SHA1

      704f00a1acc327fd879cf75fc90d0b8f927c36bc

    • SHA256

      416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6

    • SHA512

      790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb

    • SSDEEP

      192:SbEunjqjIcESwFlioU3M0LLF/t8t9pKSfOi:SbESjFCw6oWPFl8jfOi

    Score
    3/10
    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
    behavioral11behavioral12

    • Target

      Cdx.exe

    • Size

      2.0MB

    • MD5

      eb57e84905bea5e75e717d0edb58a8b6

    • SHA1

      fbd7ed1a3a2c6ed09ddd3675d5b3711b02cc1c02

    • SHA256

      d6a9b164f3e3faa8d75a28f519682d11829a8975f5a88b1357de88a253b67187

    • SHA512

      728b034d71f40ae2afd06058b88755752233d78c73518ef75f08e353f6d8deaee308a93a312dba0e249590019245d848c724481e9333df71ec062f00b0e26727

    • SSDEEP

      49152:Uemhr7hs8FqeS292UE33tsvw1rwG0vbS:UeO728geV92RIK

    Score
    9/10
    evasion

    • 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.

    • Identifies Wine through registry keys

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

      evasion

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral13behavioral14

    • Target

      Setup.exe

    • Size

      2.2MB

    • MD5

      282e9b884ace169eb8d641e65a570910

    • SHA1

      a14f8ae9158cbd7032cc177a25d7d952bb85b363

    • SHA256

      a664ad37a7cdbf3f0b1bc9aa46f4d5a945cc4f65f30f1782de15b67c8cac26cc

    • SHA512

      1dada2b0fc93ff8e6c2611d59e32c725bd008add73575aa0ae69a195beb69b9df2949e082990dcf9856542693fe5998e8deed366ed4fd136e5b39f36e7221249

    • SSDEEP

      49152:/ojC37WKNrt0ZBjCVMIgEiXNLSJzmeOTyJ6P16:/oC37HkZBjCVMIUbTyJ6P16

    Score
    10/10
    cryptbotdiscoveryevasionspywarestealer

    • CryptBot

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

      spywarestealercryptbot

    • 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.

    • Identifies Wine through registry keys

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

      evasion

    • 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

    • 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

      Two.vbs

    • Size

      126B

    • MD5

      c6362e3c5585f24a9e9a2712c00c52ff

    • SHA1

      9259b9609313386f004328d2c306820eae01a587

    • SHA256

      184ca5b2737175e0828f3546d483778c95e23720f1375deac0090c2fe415e208

    • SHA512

      59ac94fdb6f41d6dc5cbea1855897759f35032ac922b936a0b39a21b6aafb0c862c5d419afa31c0b81f106f2ce06b2909cdb5fb713534fbe36202c5a4fedfeaa

    Score
    6/10

    • Legitimate hosting services abused for malware hosting/C2

    behavioral17behavioral18

    • Target

      enigma_ide.dll

    • Size

      18KB

    • MD5

      b7b200d4c9716ea98858570e9cb53658

    • SHA1

      19d145b80a7367b4845f1cc1528b9238d9836add

    • SHA256

      e2ee71162fa60d278b8c833a4487e33fcef771e485a350f3e9fb2365909f214e

    • SHA512

      5b26ebcabd2dcf7350444f781d1b6d81e12aa4c4fd3aa101e0978f57146f2fd9a532daaa4e3d83ed828ae6afc56cbd35db2b2c26c84081ecfd148b5f3a5611f6

    • SSDEEP

      384:uezhZEAyI91y8yu9pl0SMPAzVTZgcFhKUdx5:7c8yu/uQNZgcF/d

    Score
    1/10
    behavioral19behavioral20

    • Target

      enigma_ide64.dll

    • Size

      41KB

    • MD5

      39db21ffd436484891026a5e99710b26

    • SHA1

      2b736f826bd2d7ce215f8048b5f73d0b330b12b0

    • SHA256

      5141f9f501eb6c8f402db79f99b5a21998bd7ce1e28eb077c565e34b2a2be891

    • SHA512

      47debf6588f27454414a0a2b4eae6ba2ade7ecd00802ad1bf8f6c52a3b1a64a025149a953743587d46dc5e392e12350329465b31c206a40ace64c77a33d4705e

    • SSDEEP

      768:QxyTrKwS3DjRWxNysLx/rlqKtkKZEZvHYkc/Fv:HTrrSaRlxDm3c/

    Score
    1/10
    behavioral21behavioral22

    • Target

      udis.dll

    • Size

      129KB

    • MD5

      88e01cf86d15be0df1209c5f0f76e4f5

    • SHA1

      6f0a0e19acdf66764c5fd0a03c1787a982746c6c

    • SHA256

      4f21456111057cfae3147c674573a3f72edc2ab22d1ea2b1b07611bfe9678eca

    • SHA512

      6c1a3a9255b681a877ccc1fb088bce77437c40cfd5e4592064dd7b9a8554630b2beb6affcd2f9681889e013d27c9219f10139fe86e5678968236baa4482ff4c6

    • SSDEEP

      1536:3oytRJNwZ2wcUH8jeo46JH5ujVrWpPwMmOZoqqPu23ipyqb1EE4:YyM6UcjznCWKOZo/Pu2iN1

    Score
    3/10
    behavioral23behavioral24

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

6
T1497

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

4
T1552.001

Discovery

Query Registry

13
T1012

Virtualization/Sandbox Evasion

6
T1497

System Information Discovery

7
T1082

Lateral Movement

Collection

Data from Local System

4
T1005

Exfiltration

Command and Control

Web Service

2
T1102

Impact

Resource Development

Reconnaissance

Tasks