Resubmissions

25-02-2021 19:33

210225-ckt8nv3sn2 10

25-02-2021 19:29

210225-3e1s9c98dn 10

11-02-2021 15:28

210211-8grt4rpew2 10

11-02-2021 08:01

210211-4q732bhs9s 10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-02-2021 19:29

General

  • Target

    4c765049f292cb94f47f91dbe243d4b2.exe

  • Size

    912KB

  • MD5

    4c765049f292cb94f47f91dbe243d4b2

  • SHA1

    610911bf779ba590ad382be6f8ed799171d12f50

  • SHA256

    91283de902fbd3f620ea4ed912b21410dba2880e1a81991db44a382bd58784be

  • SHA512

    d603408f96dab97a5b50ed47e8d283cdc42b1ef1aa315b5ff479085fc5d0556302da8b018f69cf64dbdd4734ebcb21cb2190e3ed4c132ffae65c555623c42584

Malware Config

Extracted

Family

trickbot

Version

2000025

Botnet

tot39

C2

134.119.186.200:443

45.14.226.115:443

85.204.116.134:443

45.89.127.240:443

195.123.241.195:443

188.34.142.248:443

185.234.72.84:443

108.170.20.72:443

94.158.245.54:443

134.119.186.201:443

45.83.129.224:443

85.93.159.98:449

92.242.214.203:449

202.21.103.194:449

169.239.45.42:449

45.234.248.66:449

103.91.244.102:449

118.67.216.238:449

117.212.193.62:449

201.184.190.59:449

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64

Signatures

  • Trickbot

    Developed in 2016, TrickBot is one of the more recent banking Trojans.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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.

  • Drops file in Program Files directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c765049f292cb94f47f91dbe243d4b2.exe
    "C:\Users\Admin\AppData\Local\Temp\4c765049f292cb94f47f91dbe243d4b2.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:792
    • C:\Program Files (x86)\DinoComp\4c765049f292cb94f47f91dbe243d4b2.exe
      "C:\Program Files (x86)\DinoComp\4c765049f292cb94f47f91dbe243d4b2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1540
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
          PID:1656
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1728

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\DinoComp\4c765049f292cb94f47f91dbe243d4b2.exe
      MD5

      4c765049f292cb94f47f91dbe243d4b2

      SHA1

      610911bf779ba590ad382be6f8ed799171d12f50

      SHA256

      91283de902fbd3f620ea4ed912b21410dba2880e1a81991db44a382bd58784be

      SHA512

      d603408f96dab97a5b50ed47e8d283cdc42b1ef1aa315b5ff479085fc5d0556302da8b018f69cf64dbdd4734ebcb21cb2190e3ed4c132ffae65c555623c42584

    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3825035466-2522850611-591511364-1000\0f5007522459c86e95ffcc62f32308f1_fc0e0041-a258-4d5d-ad46-ed56e156a8eb
      MD5

      7ff8c41cbed73ad65a50341fd32b2aed

      SHA1

      c7df3453e1e7f88ea1a46bc1a21dbda661ec8eec

      SHA256

      7e9cd07c851dfdfda3de81f9908dcb58f66df7e8f8ee1067dc0749b5d24874a2

      SHA512

      b5f5a0cd0550530315764ebf08fefc4f4bb4bdc708460f06f6a9dee55bed76df9ba1cbb9589ea0923ca18f970bbad8ed34622abadd8fb784e34c96e37b5af108

    • \Program Files (x86)\DinoComp\4c765049f292cb94f47f91dbe243d4b2.exe
      MD5

      4c765049f292cb94f47f91dbe243d4b2

      SHA1

      610911bf779ba590ad382be6f8ed799171d12f50

      SHA256

      91283de902fbd3f620ea4ed912b21410dba2880e1a81991db44a382bd58784be

      SHA512

      d603408f96dab97a5b50ed47e8d283cdc42b1ef1aa315b5ff479085fc5d0556302da8b018f69cf64dbdd4734ebcb21cb2190e3ed4c132ffae65c555623c42584

    • \Program Files (x86)\DinoComp\4c765049f292cb94f47f91dbe243d4b2.exe
      MD5

      4c765049f292cb94f47f91dbe243d4b2

      SHA1

      610911bf779ba590ad382be6f8ed799171d12f50

      SHA256

      91283de902fbd3f620ea4ed912b21410dba2880e1a81991db44a382bd58784be

      SHA512

      d603408f96dab97a5b50ed47e8d283cdc42b1ef1aa315b5ff479085fc5d0556302da8b018f69cf64dbdd4734ebcb21cb2190e3ed4c132ffae65c555623c42584

    • memory/792-2-0x0000000076861000-0x0000000076863000-memory.dmp
      Filesize

      8KB

    • memory/792-4-0x0000000000780000-0x00000000007B6000-memory.dmp
      Filesize

      216KB

    • memory/792-3-0x00000000007C0000-0x00000000007F8000-memory.dmp
      Filesize

      224KB

    • memory/1540-7-0x0000000000000000-mapping.dmp
    • memory/1540-11-0x0000000001F30000-0x0000000001F68000-memory.dmp
      Filesize

      224KB

    • memory/1540-13-0x00000000005C0000-0x00000000005C1000-memory.dmp
      Filesize

      4KB

    • memory/1540-14-0x0000000010001000-0x0000000010003000-memory.dmp
      Filesize

      8KB

    • memory/1728-15-0x0000000000000000-mapping.dmp
    • memory/1728-16-0x0000000000060000-0x0000000000087000-memory.dmp
      Filesize

      156KB

    • memory/1728-17-0x00000000000A0000-0x00000000000A1000-memory.dmp
      Filesize

      4KB