Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 12:58

General

  • Target

    a0c00db1c96524b17161060ecbbe6a87_JaffaCakes118.exe

  • Size

    4.1MB

  • MD5

    a0c00db1c96524b17161060ecbbe6a87

  • SHA1

    3eaa22467cf0f6a741d5e262c4b416db8c0a1f4b

  • SHA256

    450624cfacc4237336833fd0d3e9eb928508224d5f1adf3b907fd3d5016526a6

  • SHA512

    cedd14061d0d4c1035448d386f327478cfcf6bf3eb3c2c4589580e1e6ce30448f291658e50e44a5eb108caca515980e63525c008172951f7127111418374192a

  • SSDEEP

    98304:7u6PnzjAOpAQiESlgpoWuhiB8k3rPGq8nfklad3O3+2tAcX36/p3a:77zjcllDi8qaPfklaQuFK

Malware Config

Extracted

Family

cryptbot

C2

hbv01.info

Signatures

  • CryptBot

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

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 12 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0c00db1c96524b17161060ecbbe6a87_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a0c00db1c96524b17161060ecbbe6a87_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:3696
    • C:\Program Files (x86)\Xedd\Setup.exe
      "C:\Program Files (x86)\Xedd\Setup.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:832
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c rd /s /q C:\ProgramData\BbZJgLHkhs2vK1A & timeout 2 & del /f /q "C:\Program Files (x86)\Xedd\Setup.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4884
        • C:\Windows\SysWOW64\timeout.exe
          timeout 2
          4⤵
          • Delays execution with timeout.exe
          PID:4748
    • C:\Program Files (x86)\Xedd\SetupX.exe
      "C:\Program Files (x86)\Xedd\SetupX.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1080

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Xedd\Setup.exe
    Filesize

    2.1MB

    MD5

    adf27669e814f5a7a6dfa36ade88c9ae

    SHA1

    b8dbb43c2070cf04ae6b2d62dc010564fbf3599e

    SHA256

    dd5ae3cc6b45057a744d2fa1f7f42b03980b7aa90154b2eebdb8b4ad5a02babc

    SHA512

    5cad0447d1c748424c66fb3bf7a7cf04a7ecae090cb68848f73eeff903ebf83b4431fba474f04752bef2ace9398bb538fae53ec14c3f8aeaa8c65d759f02dd95

  • C:\Program Files (x86)\Xedd\SetupX.exe
    Filesize

    2.0MB

    MD5

    d5f103b258b8d98e4398b82b9972deb5

    SHA1

    1a43a240d0b4fdc6baf88e7d1104519737b488e8

    SHA256

    cd19ece38b82e73c78da4b7ff39bb8518f50148adc00e8ba94ffb119e4ee6fe0

    SHA512

    c764aafbbcb7b6d78b937da0fbf266f9747c0242232326194812d480320dc47ebd52a2aed417a7257569cd9e2159693df00d6249226814f98e8acc59fd728351

  • C:\ProgramData\BbZJgLHkhs2vK1A\47283761.txt
    Filesize

    156B

    MD5

    c12be1e7b6541de7746a7e6f7c722027

    SHA1

    c637002a9c8aa73dc4dbccc2908aef8ea15819cc

    SHA256

    0f974cdba262cc57a0a57aac5fc2ab5516ff2dd953247cf817690425dca401fd

    SHA512

    f7472f853b360639007a307ab6db31ba4287c117bbacc2c0081904e47afdca6f4c236dab438bb387740166cc5bacc184a0752b69d0d7cea92315bac9b5dbd5c5

  • C:\ProgramData\BbZJgLHkhs2vK1A\Files\_Info.txt
    Filesize

    764B

    MD5

    4f2299090c927b0488df389eccd008e1

    SHA1

    5cf7bfc18b8b2485fa4825043232c0b8477595d5

    SHA256

    f9d6fa401235aa4736ac30086441c127bd8cfd900af3192edbe44cf4f9f43c64

    SHA512

    00dcfda429d3b6a6664abdc8137ac3c98050af1584daf69e99d8aa0fc32682787db5a377dfd1c6dcea1d2aeb8588ce721d059fa25a844f61318ea3fd4f207ed7

  • C:\ProgramData\BbZJgLHkhs2vK1A\Files\_Info.txt
    Filesize

    8KB

    MD5

    ad9459d9c83ba46d1450b5fa94c871e7

    SHA1

    c4d61765425d941aa9b63df1caf0738e54ea7e8c

    SHA256

    4720b175244d7222faa5cbe6a173dc5509ef06566ab8a8265c2cfd70a2405db7

    SHA512

    a2ce90266deeafaeefaec658dfa0b733d248deb597dab34bb6fd51018e2beb14606e634d54748f1c58b72967921fb3b283c1c7794bb2c81b836bfaef762bc218

  • C:\ProgramData\BbZJgLHkhs2vK1A\Files\_Screen.jpg
    Filesize

    54KB

    MD5

    899ae83334829851ec5619c203695875

    SHA1

    170fcebfe4a05c474c7cce9b4e6b3a67814cb78f

    SHA256

    7252f282362059af6e4c904b1c80223685ef33b7f56f9d263feaa15b6ec51569

    SHA512

    f0a50fd47c7a5580f0d0ea4ae1dbb97a426c28a7686aed5839e6b35ee388e099bd9a30897ad5d37f9d864e817f30bbb506beefda9eb03768541c721378a000c8

  • C:\ProgramData\BbZJgLHkhs2vK1A\MOZ_CO~1.DB
    Filesize

    96KB

    MD5

    d367ddfda80fdcf578726bc3b0bc3e3c

    SHA1

    23fcd5e4e0e5e296bee7e5224a8404ecd92cf671

    SHA256

    0b8607fdf72f3e651a2a8b0ac7be171b4cb44909d76bb8d6c47393b8ea3d84a0

    SHA512

    40e9239e3f084b4b981431817ca282feb986cf49227911bf3d68845baf2ee626b564c8fabe6e13b97e6eb214da1c02ca09a62bcf5e837900160cf479c104bf77

  • C:\ProgramData\BbZJgLHkhs2vK1A\umpCPHYbg.zip
    Filesize

    49KB

    MD5

    5210b6b9261e0ceee5e455d87586f3dd

    SHA1

    4592173b189b6baceacc733ded108266cb330f21

    SHA256

    4ae407f18606585445e0e32375b3bcf273614e388f1157c709de221e67aae784

    SHA512

    8d183e5c8e33732b191b858f441a2ec301538e8a0ad0e0ccd8433d905ae02365ef54590649eabeba99418adb796279806cd65bf57380a2edc9e022784b73b96d

  • C:\Users\Admin\AppData\Local\Temp\nsl3096.tmp\UAC.dll
    Filesize

    14KB

    MD5

    adb29e6b186daa765dc750128649b63d

    SHA1

    160cbdc4cb0ac2c142d361df138c537aa7e708c9

    SHA256

    2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    SHA512

    b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

  • C:\Users\Admin\AppData\Roaming\erdvecwrv.exe
    Filesize

    13KB

    MD5

    1bee5fdc11bf9e09da5ec40c554e6912

    SHA1

    c528b89f18ede4d1562bfa6d71d8fc0e5401a4cb

    SHA256

    9660c0646b021407a5386bb225a9dc00f5f51d9f600242fb6d99aef6671011e5

    SHA512

    0cc7915b7fb58ebb33b68c7da64590f1a709cfceef90babeea41dc6c9e54a6333044b61e3681182614c56257bcbd2c3bc94a75820395bc43f634d684b2bd856d

  • C:\Users\Admin\AppData\Roaming\ervdetbrvyb.exe
    Filesize

    13KB

    MD5

    3c629506c1c9166f1c60199e47015c68

    SHA1

    3b5fae35853981f8b506a5598413ccface5d3097

    SHA256

    07d2fe24f6726ac987f3e8af3b221021ae25c6150df12496c1320ab1b034e587

    SHA512

    93fc8e8dab92641f0ceec04c9fa085c2147ec0b07b74b127bb3b3b59d9883d95367333bca90effdc83e2bdf35dc05a70fb16157b40703a32d4b3eb08a45058ab

  • memory/832-225-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-233-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-15-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-263-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-17-0x0000000077354000-0x0000000077356000-memory.dmp
    Filesize

    8KB

  • memory/832-39-0x0000000005040000-0x0000000005041000-memory.dmp
    Filesize

    4KB

  • memory/832-249-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-32-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-18-0x0000000005000000-0x0000000005001000-memory.dmp
    Filesize

    4KB

  • memory/832-19-0x0000000005020000-0x0000000005021000-memory.dmp
    Filesize

    4KB

  • memory/832-167-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-168-0x0000000005030000-0x0000000005031000-memory.dmp
    Filesize

    4KB

  • memory/832-246-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-175-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-242-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-177-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-179-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-181-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-237-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-33-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-20-0x0000000004FC0000-0x0000000004FC1000-memory.dmp
    Filesize

    4KB

  • memory/832-185-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-229-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-23-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-192-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-21-0x00000000005A1000-0x0000000000600000-memory.dmp
    Filesize

    380KB

  • memory/832-211-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-207-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-200-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/832-203-0x00000000005A0000-0x0000000000AD5000-memory.dmp
    Filesize

    5.2MB

  • memory/1080-234-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-195-0x0000000009E10000-0x0000000009E11000-memory.dmp
    Filesize

    4KB

  • memory/1080-201-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-208-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-182-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-212-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-193-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-238-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-226-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-187-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-230-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-183-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-196-0x0000000009E30000-0x0000000009E31000-memory.dmp
    Filesize

    4KB

  • memory/1080-204-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-186-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-178-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-243-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-174-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-247-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-50-0x0000000009FF0000-0x0000000009FF2000-memory.dmp
    Filesize

    8KB

  • memory/1080-250-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-35-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-36-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-16-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB

  • memory/1080-34-0x0000000000400000-0x0000000000913000-memory.dmp
    Filesize

    5.1MB