Resubmissions

18-01-2021 08:58

210118-lndtfkm5ma 10

18-01-2021 08:46

210118-597dxywjlx 10

Analysis

  • max time kernel
    452s
  • max time network
    514s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    18-01-2021 08:46

General

  • Target

    e8749f7d1df1cc445776cf359857b664b5cde213bce655a65dd3109427e4fcc1.exe

  • Size

    835KB

  • MD5

    b77dbb9639819e23e228d0ecb25f6a60

  • SHA1

    34e380337abcc97b1b848f1d2de5aea599af5c7e

  • SHA256

    e8749f7d1df1cc445776cf359857b664b5cde213bce655a65dd3109427e4fcc1

  • SHA512

    a49a8bf8fda1c1812c14f720c42495300090750a720b1057cb0fe6ae6b83744663f128b1f570b57d62044d4a226fb0808cb5e64ec5e145e114f4249829fb5194

Malware Config

Extracted

Family

trickbot

Version

100010

Botnet

rob38

C2

5.34.180.180:443

64.74.160.228:443

198.46.198.116:443

5.34.180.185:443

107.152.46.188:443

195.123.241.214:443

23.254.224.2:443

107.172.188.113:443

200.52.147.93:443

185.198.59.45:443

45.14.226.101:443

185.82.126.38:443

85.204.116.139:443

45.155.173.248:443

103.91.244.50:443

45.230.244.20:443

45.226.124.226:443

187.84.95.6:443

186.250.157.116:443

186.137.85.76:443

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64

Signatures

  • Trickbot

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 510 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e8749f7d1df1cc445776cf359857b664b5cde213bce655a65dd3109427e4fcc1.exe
    "C:\Users\Admin\AppData\Local\Temp\e8749f7d1df1cc445776cf359857b664b5cde213bce655a65dd3109427e4fcc1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
        PID:1064
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        2⤵
        • Drops file in System32 directory
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1308
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:928

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/928-10-0x0000000000000000-mapping.dmp
    • memory/928-12-0x0000000000060000-0x0000000000061000-memory.dmp
      Filesize

      4KB

    • memory/1308-7-0x0000000000000000-mapping.dmp
    • memory/1308-8-0x0000000000060000-0x0000000000088000-memory.dmp
      Filesize

      160KB

    • memory/1308-9-0x00000000000A0000-0x00000000000A1000-memory.dmp
      Filesize

      4KB

    • memory/1724-2-0x00000000761E1000-0x00000000761E3000-memory.dmp
      Filesize

      8KB

    • memory/1724-3-0x0000000000230000-0x0000000000235000-memory.dmp
      Filesize

      20KB

    • memory/1724-4-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1724-5-0x0000000000260000-0x0000000000261000-memory.dmp
      Filesize

      4KB

    • memory/1724-6-0x0000000010001000-0x0000000010003000-memory.dmp
      Filesize

      8KB