Analysis

  • max time kernel
    151s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    16-10-2021 01:40

General

  • Target

    3751405dca827971272b7682e18edf9309453fcc58fabb259d72db8712573334.exe

  • Size

    296KB

  • MD5

    029b23741524418d56963e68daa9e5fe

  • SHA1

    8ce91f140bde7c7f7461d06794dacc8a58730866

  • SHA256

    3751405dca827971272b7682e18edf9309453fcc58fabb259d72db8712573334

  • SHA512

    49da781a7c38c6761f6ee64ccfe7beb21d172ce8037e9fb78b80ccf56c82c2445547dda4b21031776670549af912227ded57d1868aab3faa83f7175bff4a8ff6

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://honawey7.top/

http://wijibui0.top/

http://hefahei6.top/

http://pipevai4.top/

http://nalirou7.top/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

7ebf9b416b72a203df65383eec899dc689d2c3d7

Attributes
  • url4cnc

    http://telegatt.top/agrybirdsgamerept

    http://telegka.top/agrybirdsgamerept

    http://telegin.top/agrybirdsgamerept

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

MD

C2

185.7.214.214:7778

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine Payload 3 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Deletes itself 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.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3751405dca827971272b7682e18edf9309453fcc58fabb259d72db8712573334.exe
    "C:\Users\Admin\AppData\Local\Temp\3751405dca827971272b7682e18edf9309453fcc58fabb259d72db8712573334.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1572
    • C:\Users\Admin\AppData\Local\Temp\3751405dca827971272b7682e18edf9309453fcc58fabb259d72db8712573334.exe
      "C:\Users\Admin\AppData\Local\Temp\3751405dca827971272b7682e18edf9309453fcc58fabb259d72db8712573334.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3520
  • C:\Users\Admin\AppData\Local\Temp\F5AB.exe
    C:\Users\Admin\AppData\Local\Temp\F5AB.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4492
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\F5AB.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1640
    • C:\Users\Admin\AppData\Local\Temp\F5AB.exe
      "C:\Users\Admin\AppData\Local\Temp\F5AB.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1836
  • C:\Users\Admin\AppData\Local\Temp\FABD.exe
    C:\Users\Admin\AppData\Local\Temp\FABD.exe
    1⤵
    • Executes dropped EXE
    PID:4076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4076 -s 916
      2⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:508

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\F5AB.exe.log
    MD5

    b4f7a6a57cb46d94b72410eb6a6d45a9

    SHA1

    69f3596ffa027202d391444b769ceea0ae14c5f7

    SHA256

    23994ebe221a48ea16ebad51ae0d4b47ccd415ae10581f9405e588d4f6c2523b

    SHA512

    be6da516e54c3a5b33ac2603137a2f8cf8445ff5961dd266faedf3627bae8979953d7ef305538df0151c609917a5b99bf5d023bdd32de50fd5c723950f90db5c

  • C:\Users\Admin\AppData\Local\Temp\F5AB.exe
    MD5

    0d64218b3e9ff3b7210e90687c9d2335

    SHA1

    a0270074d7d771423d752e24abb7c47d38d5fb1c

    SHA256

    c8f5bb3fd9b9d1a337dfafac993481c8bdbddf3e03f9719a703ebcf528eff298

    SHA512

    029aa2cfe4d76504fdcdacaedbf0f49c32ebb5f999db4483949b3e08052e4bece1725dcbbfa924c16c560fb2e6033229d9fed30329d8a94bfac2b39d03639a68

  • C:\Users\Admin\AppData\Local\Temp\F5AB.exe
    MD5

    0d64218b3e9ff3b7210e90687c9d2335

    SHA1

    a0270074d7d771423d752e24abb7c47d38d5fb1c

    SHA256

    c8f5bb3fd9b9d1a337dfafac993481c8bdbddf3e03f9719a703ebcf528eff298

    SHA512

    029aa2cfe4d76504fdcdacaedbf0f49c32ebb5f999db4483949b3e08052e4bece1725dcbbfa924c16c560fb2e6033229d9fed30329d8a94bfac2b39d03639a68

  • C:\Users\Admin\AppData\Local\Temp\F5AB.exe
    MD5

    0d64218b3e9ff3b7210e90687c9d2335

    SHA1

    a0270074d7d771423d752e24abb7c47d38d5fb1c

    SHA256

    c8f5bb3fd9b9d1a337dfafac993481c8bdbddf3e03f9719a703ebcf528eff298

    SHA512

    029aa2cfe4d76504fdcdacaedbf0f49c32ebb5f999db4483949b3e08052e4bece1725dcbbfa924c16c560fb2e6033229d9fed30329d8a94bfac2b39d03639a68

  • C:\Users\Admin\AppData\Local\Temp\FABD.exe
    MD5

    3091087cfa019ac0c6ed7f58a93c270c

    SHA1

    782ab63778c0ec7ee3f0869d46a893f4381b6d71

    SHA256

    52a1f5d269ccfed83916860a38927557b6bc0b050877d34224ae2abe00708cab

    SHA512

    e62b1bde620736a19b9b3ca4e4c167aa53cc098d2f5a99749de995fdbfe445b74faf276419a379c7d91a9406d6a015f035d8983fde7305bd1f1a010beaa23b77

  • C:\Users\Admin\AppData\Local\Temp\FABD.exe
    MD5

    3091087cfa019ac0c6ed7f58a93c270c

    SHA1

    782ab63778c0ec7ee3f0869d46a893f4381b6d71

    SHA256

    52a1f5d269ccfed83916860a38927557b6bc0b050877d34224ae2abe00708cab

    SHA512

    e62b1bde620736a19b9b3ca4e4c167aa53cc098d2f5a99749de995fdbfe445b74faf276419a379c7d91a9406d6a015f035d8983fde7305bd1f1a010beaa23b77

  • memory/1572-118-0x00000000018A0000-0x00000000018A9000-memory.dmp
    Filesize

    36KB

  • memory/1572-115-0x00000000019F9000-0x0000000001A09000-memory.dmp
    Filesize

    64KB

  • memory/1640-154-0x0000000006DF0000-0x0000000006DF1000-memory.dmp
    Filesize

    4KB

  • memory/1640-157-0x0000000007A60000-0x0000000007A61000-memory.dmp
    Filesize

    4KB

  • memory/1640-164-0x0000000003130000-0x0000000003131000-memory.dmp
    Filesize

    4KB

  • memory/1640-163-0x00000000082E0000-0x00000000082E1000-memory.dmp
    Filesize

    4KB

  • memory/1640-161-0x0000000007B10000-0x0000000007B11000-memory.dmp
    Filesize

    4KB

  • memory/1640-160-0x0000000007C40000-0x0000000007C41000-memory.dmp
    Filesize

    4KB

  • memory/1640-147-0x0000000003130000-0x0000000003131000-memory.dmp
    Filesize

    4KB

  • memory/1640-178-0x0000000009110000-0x0000000009111000-memory.dmp
    Filesize

    4KB

  • memory/1640-183-0x0000000009310000-0x0000000009311000-memory.dmp
    Filesize

    4KB

  • memory/1640-171-0x0000000009130000-0x0000000009163000-memory.dmp
    Filesize

    204KB

  • memory/1640-184-0x0000000009660000-0x0000000009661000-memory.dmp
    Filesize

    4KB

  • memory/1640-156-0x0000000006DF2000-0x0000000006DF3000-memory.dmp
    Filesize

    4KB

  • memory/1640-155-0x0000000007380000-0x0000000007381000-memory.dmp
    Filesize

    4KB

  • memory/1640-152-0x00000000072E0000-0x00000000072E1000-memory.dmp
    Filesize

    4KB

  • memory/1640-138-0x0000000000000000-mapping.dmp
  • memory/1640-150-0x0000000007430000-0x0000000007431000-memory.dmp
    Filesize

    4KB

  • memory/1640-149-0x0000000004890000-0x0000000004891000-memory.dmp
    Filesize

    4KB

  • memory/1640-185-0x000000007F140000-0x000000007F141000-memory.dmp
    Filesize

    4KB

  • memory/1640-186-0x0000000006DF3000-0x0000000006DF4000-memory.dmp
    Filesize

    4KB

  • memory/1640-145-0x0000000003130000-0x0000000003131000-memory.dmp
    Filesize

    4KB

  • memory/1836-159-0x0000000002E00000-0x0000000002E01000-memory.dmp
    Filesize

    4KB

  • memory/1836-146-0x0000000005830000-0x0000000005831000-memory.dmp
    Filesize

    4KB

  • memory/1836-148-0x0000000002D60000-0x0000000002D61000-memory.dmp
    Filesize

    4KB

  • memory/1836-140-0x000000000041B22A-mapping.dmp
  • memory/1836-151-0x0000000005220000-0x0000000005221000-memory.dmp
    Filesize

    4KB

  • memory/1836-139-0x0000000000400000-0x0000000000422000-memory.dmp
    Filesize

    136KB

  • memory/1836-153-0x0000000002DC0000-0x0000000002DC1000-memory.dmp
    Filesize

    4KB

  • memory/1836-158-0x0000000005220000-0x0000000005826000-memory.dmp
    Filesize

    6.0MB

  • memory/2552-119-0x0000000000EC0000-0x0000000000ED6000-memory.dmp
    Filesize

    88KB

  • memory/3520-117-0x0000000000402E86-mapping.dmp
  • memory/3520-116-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/4076-133-0x0000000001A88000-0x0000000001AD7000-memory.dmp
    Filesize

    316KB

  • memory/4076-134-0x0000000003310000-0x000000000339E000-memory.dmp
    Filesize

    568KB

  • memory/4076-129-0x0000000000000000-mapping.dmp
  • memory/4076-135-0x0000000000400000-0x00000000016FB000-memory.dmp
    Filesize

    19.0MB

  • memory/4492-132-0x0000000004D00000-0x0000000004D05000-memory.dmp
    Filesize

    20KB

  • memory/4492-128-0x0000000004AA0000-0x0000000004F9E000-memory.dmp
    Filesize

    5.0MB

  • memory/4492-127-0x0000000004B90000-0x0000000004B91000-memory.dmp
    Filesize

    4KB

  • memory/4492-126-0x0000000004AA0000-0x0000000004AA1000-memory.dmp
    Filesize

    4KB

  • memory/4492-125-0x0000000004FA0000-0x0000000004FA1000-memory.dmp
    Filesize

    4KB

  • memory/4492-123-0x00000000000D0000-0x00000000000D1000-memory.dmp
    Filesize

    4KB

  • memory/4492-120-0x0000000000000000-mapping.dmp
  • memory/4492-136-0x0000000006F80000-0x0000000006F81000-memory.dmp
    Filesize

    4KB

  • memory/4492-137-0x0000000006770000-0x00000000067AE000-memory.dmp
    Filesize

    248KB