General

  • Target

    ab5b6f41f28835258460c41d594de4c2910af1eb7bc48bee78c51b5f676a5587

  • Size

    34.4MB

  • Sample

    241108-rch4mstdqp

  • MD5

    fb36bdc91baa5376cff991ab4f58900a

  • SHA1

    1d9f73814eaaf47ac9f4917c43c0e950d5d52dde

  • SHA256

    ab5b6f41f28835258460c41d594de4c2910af1eb7bc48bee78c51b5f676a5587

  • SHA512

    954dac2be010fd7b33a340dc5e4111604882f4a2c6d7ae6369dd2363ea9f8e521cae9e934d3e60c5f4add2ec56cbb8561ed4b938da657079c1b9b14344a65703

  • SSDEEP

    786432:szZnIlUWT6qDOuV5jx1tN5zOQAAxP9EpJ4XriIb44/shdh8vCxEscSQ:6nIl8NuV5nz5v/jEp0rbV0hSCXcn

Malware Config

Extracted

Family

cryptbot

C2

eressedb12.top

morttttk11.top

Attributes
  • payload_url

    http://dowhhad06.top/download.php?file=lv.exe

Targets

    • Target

      file.exe

    • Size

      667KB

    • MD5

      bd71cacc925d19e97841949480825962

    • SHA1

      69e0bd8773accf91b5374af59394749624f21bc5

    • SHA256

      c0e25e1afb6e8457a95d10a96a7e97191821b698481f9c73cb8468e09723e15c

    • SHA512

      ae162ec70ccb8857f30eb22aae6b7bc3b851a246ff5e0418bef96f72569497cbf4fdb0200d5d9327e67be9f8c9f1353bc1c920854412c9b33aeb86ce0882b465

    • SSDEEP

      12288:CextvP96hExo7PTMoHbeMGpkEBuxubk6BXrwYewmBFml1ihhCJ4VLt8/nWnDEFX:CevP96hExIivkEW3WXkYdOFmPihIkt87

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • CryptBot payload

    • Cryptbot family

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Target

      lv copy.exe

    • Size

      5.2MB

    • MD5

      d72e60a71c1d3b8cd8510261264f29f1

    • SHA1

      0d4cfe1fd9450f9e688f7c5f80f463b959131daa

    • SHA256

      0524df18b564697341478dd952698549a4bdf343ccc0035247d228e52d487be5

    • SHA512

      ecffe12aa5a30956232765e6420fe3a7503d5ef88d68dbec339109e4db9df1ebc45a17906c7d858064b519e9fd4eb29d092c12560c8464a576699a014881befd

    • SSDEEP

      98304:JUrGzKIv0B8uDCHRB9nX7aYNOR7vIN/p1xmfG0ROvHioVwFOBr4jpWH:JqGeIsB8uDCxTXWoOk/paGHHhV6AQA

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

    • Blocklisted process makes network request

    • 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.

    • Drops startup file

    • 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.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      bf712f32249029466fa86756f5546950

    • SHA1

      75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

    • SHA256

      7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

    • SHA512

      13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

    • SSDEEP

      192:0N2gQuUwXzioj4KALV2upWzVd7q1QDXEbBZ8KxHdGzyS/Kx:rJoiO8V2upW7vQjS/

    Score
    3/10
    • Target

      $PLUGINSDIR/UAC.dll

    • Size

      14KB

    • MD5

      adb29e6b186daa765dc750128649b63d

    • SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

    • SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    • SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • SSDEEP

      192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs

    Score
    3/10
    • Target

      $PLUGINSDIR/UserInfo.dll

    • Size

      4KB

    • MD5

      c7ce0e47c83525983fd2c4c9566b4aad

    • SHA1

      38b7ad7bb32ffae35540fce373b8a671878dc54e

    • SHA256

      6293408a5fa6d0f55f0a4d01528eb5b807ee9447a75a28b5986267475ebcd3ae

    • SHA512

      ee9f23ea5210f418d4c559628bbfb3a0f892440bcd5dc4c1901cb8e510078e4481ea8353b262795076a19055e70b88e08fee5fb7e8f35a6f49022096408df20e

    Score
    3/10
    • Target

      $PLUGINSDIR/nsDialogs.dll

    • Size

      9KB

    • MD5

      4ccc4a742d4423f2f0ed744fd9c81f63

    • SHA1

      704f00a1acc327fd879cf75fc90d0b8f927c36bc

    • SHA256

      416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6

    • SHA512

      790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb

    • SSDEEP

      192:SbEunjqjIcESwFlioU3M0LLF/t8t9pKSfOi:SbESjFCw6oWPFl8jfOi

    Score
    3/10
    • Target

      4_ico.exe

    • Size

      1.7MB

    • MD5

      4b0a39a47c09c113c7cc19f22cbd390d

    • SHA1

      727e84f5048e40b5d9120bf55079ffdda1a053ba

    • SHA256

      3fcb3fc79d77343d4ef6e4cec384f4b4ecf7dc033d47c7bd5b5f0d5d539e2f28

    • SHA512

      82e810d0ecd9a20fa391ca09cf41c1f213cc154eb1e4db9f9f0929cef21a808b46551e14f5ae18e26d4ae463288747d3faab851bd9d984428a516441c30d6dc7

    • SSDEEP

      49152:9GMAa0IECU5NvVUGetbyqnqce+NDfwUIZto:MdIECU5JVUmggMopo

    Score
    9/10
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Drops startup file

    • 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.

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target

      6_ico.exe

    • Size

      1.8MB

    • MD5

      ea76b0ed25810be48b08272f9655b05b

    • SHA1

      0c3c4bd83deac0bd5fbf13b1c3e51f88a59b6f58

    • SHA256

      d71d470b0aea1b94099395751178d2ef0068816a8a1c2638686e8063fd6adf59

    • SHA512

      ec4a766b712bbbb36a3f10ccae09babcea7e30e7f161d31365d09e5751b3c345d554f5a293dccdcb279704c9156aed3cd3de27efbf8edfa1b2d298b83050c1b9

    • SSDEEP

      49152:bdbKNY53O4scicpaWA6YV1VhTofJ1ZK3NCIMYrf/SXvap+Q2A9M:bINYMXcpaWA6YXnTQ1ZaNx7rf/SSpeA2

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

    • 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.

    • Deletes itself

    • Identifies Wine through registry keys

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

    • Reads user/profile data of web browsers

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

    • 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

    • Target

      vpn_ico.exe

    • Size

      1.7MB

    • MD5

      bdb4c5b8c4c698e57631a3fa67609c7b

    • SHA1

      30152fadedf4f7dbbe9ffe59c9e45724a1bd790b

    • SHA256

      f50692b2d081d70f7f61acc5a412da98a76d62a2833630c0d9ce780c65369305

    • SHA512

      aac48cedfed3c22359eb0276912348879ad0d9552ff20ea03e87119f2c4bf79c232c3a6c519ff7c1ab82e8786a1ac2f1ff423fbf1a75018e8a216d6b60460d8e

    • SSDEEP

      24576:ZQuOSRRD6IHLmw6vZIjfX4T9S0PqJFdvCfQ+vPEjLolvvKLGxj:ZQAvHLX6SMT9xPqdCfQ+vsIlqK

    Score
    9/10
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • 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.

    • 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

    • Target

      lv.exe

    • Size

      5.4MB

    • MD5

      1b7cdcf968378f1570c403453548bdee

    • SHA1

      0b156f2887877e8044f6fd0419267fc6fd9073dd

    • SHA256

      fd8d41e704959eca30dd3561f04651a45ec4f5e6817ab9b1eeea7695164190cb

    • SHA512

      608866a339f0ba3e8159b23d3b2347071d3c475264c0e1f439a5bdf777073961db44d45ee1c26b5f74e48d943702f43e030deb751a2bca3092639558113f8327

    • SSDEEP

      98304:Sk7hFM/xP1NQVO3sD6JjfaqphAFvAoqnTtQrNtwsfyyQy8+cRZIMf2B9GzIEsmxn:5tFgZB3UESqpeFvAoqTtefyyQypGH2vc

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

    • Blocklisted process makes network request

    • 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.

    • Drops startup file

    • 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.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      bf712f32249029466fa86756f5546950

    • SHA1

      75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

    • SHA256

      7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

    • SHA512

      13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

    • SSDEEP

      192:0N2gQuUwXzioj4KALV2upWzVd7q1QDXEbBZ8KxHdGzyS/Kx:rJoiO8V2upW7vQjS/

    Score
    3/10
    • Target

      $PLUGINSDIR/UAC.dll

    • Size

      14KB

    • MD5

      adb29e6b186daa765dc750128649b63d

    • SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

    • SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    • SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • SSDEEP

      192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs

    Score
    3/10
    • Target

      $PLUGINSDIR/UserInfo.dll

    • Size

      4KB

    • MD5

      c7ce0e47c83525983fd2c4c9566b4aad

    • SHA1

      38b7ad7bb32ffae35540fce373b8a671878dc54e

    • SHA256

      6293408a5fa6d0f55f0a4d01528eb5b807ee9447a75a28b5986267475ebcd3ae

    • SHA512

      ee9f23ea5210f418d4c559628bbfb3a0f892440bcd5dc4c1901cb8e510078e4481ea8353b262795076a19055e70b88e08fee5fb7e8f35a6f49022096408df20e

    Score
    3/10
    • Target

      $PLUGINSDIR/nsDialogs.dll

    • Size

      9KB

    • MD5

      4ccc4a742d4423f2f0ed744fd9c81f63

    • SHA1

      704f00a1acc327fd879cf75fc90d0b8f927c36bc

    • SHA256

      416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6

    • SHA512

      790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb

    • SSDEEP

      192:SbEunjqjIcESwFlioU3M0LLF/t8t9pKSfOi:SbESjFCw6oWPFl8jfOi

    Score
    3/10
    • Target

      4_ico.exe

    • Size

      1.8MB

    • MD5

      da509e5deddf831d53657daa6085ea0a

    • SHA1

      f1a38af68df429d77f81a5abbaec373e61dce0b0

    • SHA256

      7df6bdb1020248fbb52f6f8c62a8276a95f5d0bec293d21e0e390841cd408e85

    • SHA512

      a9af03ab6203bf87cc4165a551426d4b1fd7b40b98405bfe7c542c4f35af5f782192853de8614b9e32eac4cafba52431e080f36cdc2aaa865d110278eed2ec75

    • SSDEEP

      49152:28JNFmJtUSI8Retxbt5RXzlLQIrsJkg6ZvZ5:/J6Jti8Raxbt5Vz2IrUk93

    Score
    9/10
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Drops startup file

    • 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.

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target

      6_ico.exe

    • Size

      1.9MB

    • MD5

      2eb51d3e2d13e8959ddc71ff8ee3aacd

    • SHA1

      a51e336a81b2f908ca64106c6a4f9ab2c506f540

    • SHA256

      13ff9c54fa7e2e665141c18d927f6c59ad50d9ae7c47ff4286f9859dfca65a91

    • SHA512

      c81f4ae9f0cddb46bcda6878336110852d7fd352a0e2eafa3645e80a6f177ca02984e52440a8204db49db1796277895c7985c922420245324994025e56d15e81

    • SSDEEP

      49152:AazhVU2HJgKY3gqVp13ki3WfMUIiDN6U9xQv:jaIGB3gqrFAIq6I6

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

    • 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.

    • Deletes itself

    • Identifies Wine through registry keys

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

    • Reads user/profile data of web browsers

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

    • 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

MITRE ATT&CK Enterprise v15

Tasks

static1

upx
Score
5/10

behavioral1

cryptbotdiscoveryspywarestealerupx
Score
10/10

behavioral2

cryptbotdiscoveryspywarestealerupx
Score
10/10

behavioral3

discoveryevasionspywarestealer
Score
9/10

behavioral4

discoveryevasionspywarestealer
Score
9/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

discovery
Score
3/10

behavioral10

discovery
Score
3/10

behavioral11

discovery
Score
3/10

behavioral12

discovery
Score
3/10

behavioral13

discoveryevasion
Score
9/10

behavioral14

discoveryevasion
Score
9/10

behavioral15

discoveryevasionspywarestealer
Score
9/10

behavioral16

discoveryevasionspywarestealer
Score
9/10

behavioral17

discoveryevasion
Score
9/10

behavioral18

discoveryevasion
Score
9/10

behavioral19

discoveryevasionspywarestealer
Score
9/10

behavioral20

discoveryevasionspywarestealer
Score
9/10

behavioral21

discovery
Score
3/10

behavioral22

discovery
Score
3/10

behavioral23

discovery
Score
3/10

behavioral24

discovery
Score
3/10

behavioral25

discovery
Score
3/10

behavioral26

discovery
Score
3/10

behavioral27

discovery
Score
3/10

behavioral28

discovery
Score
3/10

behavioral29

discoveryevasion
Score
9/10

behavioral30

discoveryevasion
Score
9/10

behavioral31

discoveryevasionspywarestealer
Score
9/10

behavioral32

discoveryevasionspywarestealer
Score
9/10