Analysis

  • max time kernel
    148s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2022 23:57

General

  • Target

    1dfe203a69c118ab68bd5e6485a0701d.exe

  • Size

    252KB

  • MD5

    1dfe203a69c118ab68bd5e6485a0701d

  • SHA1

    f1045e2a9705e51e25c37def7914a0ebbaafd327

  • SHA256

    4028f6322698f9a78eee0de8e2118b9d1c0aa5939196efd594d116bbf6ff3f62

  • SHA512

    783b7bd5ebbdc49f0e220683b61b3b30b745ebd03aa5f2f51b655d79b52ac928382ce4afc5cd37d2346a3b6248f57e62663a35ee057bf8b285b343b3a93a57cb

  • SSDEEP

    6144:tJ4Elz6e7oLXgJnUjhkQ7JPKbo41U1y2gqk:tJ4Elz6e7oLgJnUjvQbo4ysTz

Malware Config

Extracted

Family

redline

Botnet

boy

C2

77.73.134.241:4691

Attributes
  • auth_value

    a91fa8cc2cfaefc42a23c03faef44bd3

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 5 IoCs
  • RedLine

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

  • RedLine payload 4 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 7 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.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1dfe203a69c118ab68bd5e6485a0701d.exe
    "C:\Users\Admin\AppData\Local\Temp\1dfe203a69c118ab68bd5e6485a0701d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1948
      • 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\e94c2b28f2\rovwer.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:2032
      • C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exe
        "C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1296
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:512
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {3BEF6EEA-0F40-42DA-9F9E-7A8F39DF2E21} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:880
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1500
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1576

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exe
    Filesize

    137KB

    MD5

    e63d74cec6926b2d04e474b889d08af4

    SHA1

    a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb

    SHA256

    a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33

    SHA512

    fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148

  • C:\Users\Admin\AppData\Local\Temp\1000073001\mana.exe
    Filesize

    137KB

    MD5

    e63d74cec6926b2d04e474b889d08af4

    SHA1

    a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb

    SHA256

    a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33

    SHA512

    fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148

  • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
    Filesize

    252KB

    MD5

    1dfe203a69c118ab68bd5e6485a0701d

    SHA1

    f1045e2a9705e51e25c37def7914a0ebbaafd327

    SHA256

    4028f6322698f9a78eee0de8e2118b9d1c0aa5939196efd594d116bbf6ff3f62

    SHA512

    783b7bd5ebbdc49f0e220683b61b3b30b745ebd03aa5f2f51b655d79b52ac928382ce4afc5cd37d2346a3b6248f57e62663a35ee057bf8b285b343b3a93a57cb

  • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
    Filesize

    252KB

    MD5

    1dfe203a69c118ab68bd5e6485a0701d

    SHA1

    f1045e2a9705e51e25c37def7914a0ebbaafd327

    SHA256

    4028f6322698f9a78eee0de8e2118b9d1c0aa5939196efd594d116bbf6ff3f62

    SHA512

    783b7bd5ebbdc49f0e220683b61b3b30b745ebd03aa5f2f51b655d79b52ac928382ce4afc5cd37d2346a3b6248f57e62663a35ee057bf8b285b343b3a93a57cb

  • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
    Filesize

    252KB

    MD5

    1dfe203a69c118ab68bd5e6485a0701d

    SHA1

    f1045e2a9705e51e25c37def7914a0ebbaafd327

    SHA256

    4028f6322698f9a78eee0de8e2118b9d1c0aa5939196efd594d116bbf6ff3f62

    SHA512

    783b7bd5ebbdc49f0e220683b61b3b30b745ebd03aa5f2f51b655d79b52ac928382ce4afc5cd37d2346a3b6248f57e62663a35ee057bf8b285b343b3a93a57cb

  • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
    Filesize

    252KB

    MD5

    1dfe203a69c118ab68bd5e6485a0701d

    SHA1

    f1045e2a9705e51e25c37def7914a0ebbaafd327

    SHA256

    4028f6322698f9a78eee0de8e2118b9d1c0aa5939196efd594d116bbf6ff3f62

    SHA512

    783b7bd5ebbdc49f0e220683b61b3b30b745ebd03aa5f2f51b655d79b52ac928382ce4afc5cd37d2346a3b6248f57e62663a35ee057bf8b285b343b3a93a57cb

  • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
    Filesize

    252KB

    MD5

    1dfe203a69c118ab68bd5e6485a0701d

    SHA1

    f1045e2a9705e51e25c37def7914a0ebbaafd327

    SHA256

    4028f6322698f9a78eee0de8e2118b9d1c0aa5939196efd594d116bbf6ff3f62

    SHA512

    783b7bd5ebbdc49f0e220683b61b3b30b745ebd03aa5f2f51b655d79b52ac928382ce4afc5cd37d2346a3b6248f57e62663a35ee057bf8b285b343b3a93a57cb

  • C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
    Filesize

    126KB

    MD5

    522adad0782501491314a78c7f32006b

    SHA1

    e487edceeef3a41e2a8eea1e684bcbc3b39adb97

    SHA256

    351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba

    SHA512

    5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7

  • \Users\Admin\AppData\Local\Temp\1000073001\mana.exe
    Filesize

    137KB

    MD5

    e63d74cec6926b2d04e474b889d08af4

    SHA1

    a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb

    SHA256

    a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33

    SHA512

    fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148

  • \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
    Filesize

    252KB

    MD5

    1dfe203a69c118ab68bd5e6485a0701d

    SHA1

    f1045e2a9705e51e25c37def7914a0ebbaafd327

    SHA256

    4028f6322698f9a78eee0de8e2118b9d1c0aa5939196efd594d116bbf6ff3f62

    SHA512

    783b7bd5ebbdc49f0e220683b61b3b30b745ebd03aa5f2f51b655d79b52ac928382ce4afc5cd37d2346a3b6248f57e62663a35ee057bf8b285b343b3a93a57cb

  • \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
    Filesize

    252KB

    MD5

    1dfe203a69c118ab68bd5e6485a0701d

    SHA1

    f1045e2a9705e51e25c37def7914a0ebbaafd327

    SHA256

    4028f6322698f9a78eee0de8e2118b9d1c0aa5939196efd594d116bbf6ff3f62

    SHA512

    783b7bd5ebbdc49f0e220683b61b3b30b745ebd03aa5f2f51b655d79b52ac928382ce4afc5cd37d2346a3b6248f57e62663a35ee057bf8b285b343b3a93a57cb

  • \Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
    Filesize

    126KB

    MD5

    522adad0782501491314a78c7f32006b

    SHA1

    e487edceeef3a41e2a8eea1e684bcbc3b39adb97

    SHA256

    351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba

    SHA512

    5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7

  • \Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
    Filesize

    126KB

    MD5

    522adad0782501491314a78c7f32006b

    SHA1

    e487edceeef3a41e2a8eea1e684bcbc3b39adb97

    SHA256

    351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba

    SHA512

    5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7

  • \Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
    Filesize

    126KB

    MD5

    522adad0782501491314a78c7f32006b

    SHA1

    e487edceeef3a41e2a8eea1e684bcbc3b39adb97

    SHA256

    351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba

    SHA512

    5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7

  • \Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
    Filesize

    126KB

    MD5

    522adad0782501491314a78c7f32006b

    SHA1

    e487edceeef3a41e2a8eea1e684bcbc3b39adb97

    SHA256

    351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba

    SHA512

    5f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7

  • memory/512-86-0x00000000000B1000-0x00000000000CB000-memory.dmp
    Filesize

    104KB

  • memory/512-79-0x0000000000000000-mapping.dmp
  • memory/832-59-0x000000000074B000-0x000000000076A000-memory.dmp
    Filesize

    124KB

  • memory/832-61-0x0000000000400000-0x000000000059A000-memory.dmp
    Filesize

    1.6MB

  • memory/832-54-0x0000000075091000-0x0000000075093000-memory.dmp
    Filesize

    8KB

  • memory/832-60-0x0000000000220000-0x000000000025E000-memory.dmp
    Filesize

    248KB

  • memory/880-74-0x0000000000000000-mapping.dmp
  • memory/880-77-0x000000000066B000-0x000000000068A000-memory.dmp
    Filesize

    124KB

  • memory/880-78-0x0000000000400000-0x000000000059A000-memory.dmp
    Filesize

    1.6MB

  • memory/1296-68-0x0000000000000000-mapping.dmp
  • memory/1296-71-0x00000000001A0000-0x00000000001C8000-memory.dmp
    Filesize

    160KB

  • memory/1500-87-0x0000000000000000-mapping.dmp
  • memory/1500-90-0x000000000071B000-0x000000000073A000-memory.dmp
    Filesize

    124KB

  • memory/1500-91-0x0000000000400000-0x000000000059A000-memory.dmp
    Filesize

    1.6MB

  • memory/1576-92-0x0000000000000000-mapping.dmp
  • memory/1576-95-0x000000000077B000-0x000000000079A000-memory.dmp
    Filesize

    124KB

  • memory/1576-96-0x0000000000400000-0x000000000059A000-memory.dmp
    Filesize

    1.6MB

  • memory/1948-73-0x0000000000400000-0x000000000059A000-memory.dmp
    Filesize

    1.6MB

  • memory/1948-66-0x0000000000400000-0x000000000059A000-memory.dmp
    Filesize

    1.6MB

  • memory/1948-65-0x000000000063B000-0x000000000065A000-memory.dmp
    Filesize

    124KB

  • memory/1948-57-0x0000000000000000-mapping.dmp
  • memory/2032-63-0x0000000000000000-mapping.dmp