Analysis

  • max time kernel
    143s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 16:55

General

  • Target

    b656d2dfb1646d77a60799c56814a7d6.exe

  • Size

    247KB

  • MD5

    b656d2dfb1646d77a60799c56814a7d6

  • SHA1

    1364be44ee074ffbec0b0c992a917920c580f948

  • SHA256

    54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64

  • SHA512

    c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1

  • SSDEEP

    3072:zg3sOgVS6iOK7LaeaAVHKi5WxSCxkOWMpSmIPkfcl0oS+yzCvSgBX3XQsPR:E3LbLaeaWQxmqp7KkfcLSNCvSU3X9J

Malware Config

Extracted

Family

amadey

Version

3.50

C2

193.56.146.194/h49vlBP/index.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detect Amadey credential stealer module 6 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 8 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b656d2dfb1646d77a60799c56814a7d6.exe
    "C:\Users\Admin\AppData\Local\Temp\b656d2dfb1646d77a60799c56814a7d6.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1640
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:2008
      • C:\Users\Admin\AppData\Local\Temp\1000133001\linda5.exe
        "C:\Users\Admin\AppData\Local\Temp\1000133001\linda5.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1168
        • C:\Windows\SysWOW64\msiexec.exe
          "C:\Windows\System32\msiexec.exe" /Y .\D9IY9N.9l
          4⤵
          • Loads dropped DLL
          PID:1444
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:1104
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {83376865-B24B-454D-B945-8F9AC5506075} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1696
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1064
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:892

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\1000133001\linda5.exe

    Filesize

    1.5MB

    MD5

    25400f0b52b7594f8e1042804a1d389c

    SHA1

    bbee32f3d0530e175b953dca2d97d65896f93607

    SHA256

    27c085027fc82a1291d61e5cf339ad7b46eae6166dcf3a1915432122c21ab6a1

    SHA512

    f8ea8edb14b102456c670264c44510426f30cb9a13b334b0abbaa0bc37ed0ed20d33f9567ba69cfa8aa569b852886cb5d21012876676261c62e9144fa139a780

  • C:\Users\Admin\AppData\Local\Temp\1000133001\linda5.exe

    Filesize

    1.5MB

    MD5

    25400f0b52b7594f8e1042804a1d389c

    SHA1

    bbee32f3d0530e175b953dca2d97d65896f93607

    SHA256

    27c085027fc82a1291d61e5cf339ad7b46eae6166dcf3a1915432122c21ab6a1

    SHA512

    f8ea8edb14b102456c670264c44510426f30cb9a13b334b0abbaa0bc37ed0ed20d33f9567ba69cfa8aa569b852886cb5d21012876676261c62e9144fa139a780

  • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

    Filesize

    247KB

    MD5

    b656d2dfb1646d77a60799c56814a7d6

    SHA1

    1364be44ee074ffbec0b0c992a917920c580f948

    SHA256

    54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64

    SHA512

    c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1

  • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

    Filesize

    247KB

    MD5

    b656d2dfb1646d77a60799c56814a7d6

    SHA1

    1364be44ee074ffbec0b0c992a917920c580f948

    SHA256

    54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64

    SHA512

    c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1

  • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

    Filesize

    247KB

    MD5

    b656d2dfb1646d77a60799c56814a7d6

    SHA1

    1364be44ee074ffbec0b0c992a917920c580f948

    SHA256

    54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64

    SHA512

    c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1

  • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

    Filesize

    247KB

    MD5

    b656d2dfb1646d77a60799c56814a7d6

    SHA1

    1364be44ee074ffbec0b0c992a917920c580f948

    SHA256

    54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64

    SHA512

    c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1

  • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

    Filesize

    247KB

    MD5

    b656d2dfb1646d77a60799c56814a7d6

    SHA1

    1364be44ee074ffbec0b0c992a917920c580f948

    SHA256

    54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64

    SHA512

    c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1

  • C:\Users\Admin\AppData\Local\Temp\D9IY9N.9l

    Filesize

    1.8MB

    MD5

    205ab52089ca85a0fd5b506b24342eed

    SHA1

    e64ed89967d8dddaefe90edb9a8c853d5cc8cf41

    SHA256

    094ffc407bab30e59ad10cce91342fe2bf0535cb73404ffe77c32b6df31e4f4b

    SHA512

    353e6c969543464cb4afbe14a7ed6292b53ceca7230b1a3d198aa0442f477aa7d76c45b4282200f6855ed93a73a96299123e662f0b15652b3d6600596dc57e0e

  • C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll

    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • \Users\Admin\AppData\Local\Temp\1000133001\linda5.exe

    Filesize

    1.5MB

    MD5

    25400f0b52b7594f8e1042804a1d389c

    SHA1

    bbee32f3d0530e175b953dca2d97d65896f93607

    SHA256

    27c085027fc82a1291d61e5cf339ad7b46eae6166dcf3a1915432122c21ab6a1

    SHA512

    f8ea8edb14b102456c670264c44510426f30cb9a13b334b0abbaa0bc37ed0ed20d33f9567ba69cfa8aa569b852886cb5d21012876676261c62e9144fa139a780

  • \Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

    Filesize

    247KB

    MD5

    b656d2dfb1646d77a60799c56814a7d6

    SHA1

    1364be44ee074ffbec0b0c992a917920c580f948

    SHA256

    54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64

    SHA512

    c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1

  • \Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

    Filesize

    247KB

    MD5

    b656d2dfb1646d77a60799c56814a7d6

    SHA1

    1364be44ee074ffbec0b0c992a917920c580f948

    SHA256

    54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64

    SHA512

    c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1

  • \Users\Admin\AppData\Local\Temp\D9IY9n.9l

    Filesize

    1.8MB

    MD5

    205ab52089ca85a0fd5b506b24342eed

    SHA1

    e64ed89967d8dddaefe90edb9a8c853d5cc8cf41

    SHA256

    094ffc407bab30e59ad10cce91342fe2bf0535cb73404ffe77c32b6df31e4f4b

    SHA512

    353e6c969543464cb4afbe14a7ed6292b53ceca7230b1a3d198aa0442f477aa7d76c45b4282200f6855ed93a73a96299123e662f0b15652b3d6600596dc57e0e

  • \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll

    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll

    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll

    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll

    Filesize

    126KB

    MD5

    674cec24e36e0dfaec6290db96dda86e

    SHA1

    581e3a7a541cc04641e751fc850d92e07236681f

    SHA256

    de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

    SHA512

    6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

  • memory/832-61-0x0000000000400000-0x000000000071F000-memory.dmp

    Filesize

    3.1MB

  • memory/832-54-0x0000000075921000-0x0000000075923000-memory.dmp

    Filesize

    8KB

  • memory/832-60-0x0000000000230000-0x000000000026E000-memory.dmp

    Filesize

    248KB

  • memory/832-59-0x000000000081B000-0x000000000083A000-memory.dmp

    Filesize

    124KB

  • memory/892-102-0x0000000000000000-mapping.dmp

  • memory/892-105-0x00000000008DB000-0x00000000008FA000-memory.dmp

    Filesize

    124KB

  • memory/892-106-0x0000000000400000-0x000000000071F000-memory.dmp

    Filesize

    3.1MB

  • memory/1064-100-0x000000000028B000-0x00000000002AA000-memory.dmp

    Filesize

    124KB

  • memory/1064-97-0x0000000000000000-mapping.dmp

  • memory/1064-101-0x0000000000400000-0x000000000071F000-memory.dmp

    Filesize

    3.1MB

  • memory/1104-84-0x0000000000000000-mapping.dmp

  • memory/1104-91-0x00000000001D0000-0x00000000001F4000-memory.dmp

    Filesize

    144KB

  • memory/1168-73-0x0000000000000000-mapping.dmp

  • memory/1444-92-0x00000000029F0000-0x0000000002AB9000-memory.dmp

    Filesize

    804KB

  • memory/1444-83-0x00000000028E0000-0x00000000029E6000-memory.dmp

    Filesize

    1.0MB

  • memory/1444-82-0x0000000002660000-0x00000000027C3000-memory.dmp

    Filesize

    1.4MB

  • memory/1444-81-0x0000000000BB0000-0x0000000000D89000-memory.dmp

    Filesize

    1.8MB

  • memory/1444-93-0x00000000001F0000-0x00000000002A5000-memory.dmp

    Filesize

    724KB

  • memory/1444-96-0x00000000028E0000-0x00000000029E6000-memory.dmp

    Filesize

    1.0MB

  • memory/1444-77-0x0000000000000000-mapping.dmp

  • memory/1640-66-0x0000000000400000-0x000000000071F000-memory.dmp

    Filesize

    3.1MB

  • memory/1640-65-0x000000000088B000-0x00000000008AA000-memory.dmp

    Filesize

    124KB

  • memory/1640-57-0x0000000000000000-mapping.dmp

  • memory/1696-70-0x00000000008DB000-0x00000000008FA000-memory.dmp

    Filesize

    124KB

  • memory/1696-67-0x0000000000000000-mapping.dmp

  • memory/1696-71-0x0000000000400000-0x000000000071F000-memory.dmp

    Filesize

    3.1MB

  • memory/2008-63-0x0000000000000000-mapping.dmp