Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    10-03-2021 16:56

General

  • Target

    638127191.exe

  • Size

    256KB

  • MD5

    5c9e61f7399d08070ee86d8796b4b126

  • SHA1

    12e16e5c06ae479d216975ac63ac6a935ec9b189

  • SHA256

    23861faf3ed06c8f76c905f6d592e3aacd4adfb0a63a3af08f94aa42c1a3f57f

  • SHA512

    bc5243e325e9c57b743bf1919b84bff709387554b2f028a37aefcfa7b0e8f61c3265666d5a99e7fc24c5cae85ed7240f6856b70e70bd3c28d236edcb7fcc4226

Malware Config

Signatures

  • RedLine

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

  • RedLine Payload 3 IoCs
  • UAC bypass 3 TTPs
  • Windows security bypass 2 TTPs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 16 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 3 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Delays execution with timeout.exe 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\638127191.exe
    "C:\Users\Admin\AppData\Local\Temp\638127191.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1340
    • C:\Users\Admin\AppData\Local\Temp\794066702.exe
      "C:\Users\Admin\AppData\Local\Temp\794066702.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1000
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1000 -s 88
        3⤵
        • Loads dropped DLL
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:384
    • C:\Users\Admin\AppData\Local\Temp\1712476341.exe
      "C:\Users\Admin\AppData\Local\Temp\1712476341.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of SetThreadContext
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:788
      • 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\1712476341.exe" -Force
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1112
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout 1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1656
        • C:\Windows\SysWOW64\timeout.exe
          timeout 1
          4⤵
          • Delays execution with timeout.exe
          PID:1392
      • C:\Users\Admin\AppData\Local\Temp\1712476341.exe
        "C:\Users\Admin\AppData\Local\Temp\1712476341.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1608
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 1772
        3⤵
        • Loads dropped DLL
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:900

Network

MITRE ATT&CK Matrix ATT&CK v6

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

5
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • C:\Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • C:\Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • C:\Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • C:\Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • \Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • \Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • \Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • \Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • \Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • \Users\Admin\AppData\Local\Temp\1712476341.exe
    MD5

    0230b090e69b97194d25a53f2d5514eb

    SHA1

    ac76b29802d240f721fb09adff57950f32989fb7

    SHA256

    1b51a62c1d975227247671411dfa82b3521e82eeaa665e420e81e1f8bf0616f7

    SHA512

    4f907e2624cf9c87c8d5aae709329f20cd59077ba370ba7b581100aa980cb9a92186b4f8436568bb0b8d1ef3551b514c967febdf2f717f3be718a8bc39035907

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • \Users\Admin\AppData\Local\Temp\794066702.exe
    MD5

    58f807333c6bf89503690d4ac187a596

    SHA1

    6835874207df9383886662a5f0378e0d760c1a94

    SHA256

    18b2fb824c91d5901e2b6a2515b62de3b7b541353c5b2c79709505bc477b7b1a

    SHA512

    0eba783fdebe3c6ec2fa58cc196c23f407eddcc617d0a2904fb484efd148fba1c1aed7e3533b0c9927e192aab508ae36e5e2d4d3519b3a677cb15ca64ad71cb4

  • memory/384-33-0x00000000025F0000-0x0000000002601000-memory.dmp
    Filesize

    68KB

  • memory/384-35-0x0000000000380000-0x0000000000381000-memory.dmp
    Filesize

    4KB

  • memory/384-20-0x0000000001FF0000-0x0000000002001000-memory.dmp
    Filesize

    68KB

  • memory/384-24-0x0000000001FF0000-0x0000000002001000-memory.dmp
    Filesize

    68KB

  • memory/384-15-0x0000000000000000-mapping.dmp
  • memory/788-36-0x00000000005B0000-0x0000000000646000-memory.dmp
    Filesize

    600KB

  • memory/788-21-0x0000000000A80000-0x0000000000A81000-memory.dmp
    Filesize

    4KB

  • memory/788-32-0x0000000004F40000-0x0000000004F41000-memory.dmp
    Filesize

    4KB

  • memory/788-19-0x0000000073760000-0x0000000073E4E000-memory.dmp
    Filesize

    6.9MB

  • memory/788-16-0x0000000000000000-mapping.dmp
  • memory/900-62-0x00000000007C0000-0x00000000007C1000-memory.dmp
    Filesize

    4KB

  • memory/900-55-0x0000000001F20000-0x0000000001F31000-memory.dmp
    Filesize

    68KB

  • memory/900-54-0x0000000000000000-mapping.dmp
  • memory/1000-12-0x0000000000000000-mapping.dmp
  • memory/1112-41-0x0000000000AB0000-0x0000000000AB1000-memory.dmp
    Filesize

    4KB

  • memory/1112-79-0x0000000006280000-0x0000000006281000-memory.dmp
    Filesize

    4KB

  • memory/1112-95-0x0000000006310000-0x0000000006311000-memory.dmp
    Filesize

    4KB

  • memory/1112-42-0x0000000004960000-0x0000000004961000-memory.dmp
    Filesize

    4KB

  • memory/1112-43-0x0000000004920000-0x0000000004921000-memory.dmp
    Filesize

    4KB

  • memory/1112-44-0x0000000004922000-0x0000000004923000-memory.dmp
    Filesize

    4KB

  • memory/1112-94-0x0000000006300000-0x0000000006301000-memory.dmp
    Filesize

    4KB

  • memory/1112-46-0x0000000001140000-0x0000000001141000-memory.dmp
    Filesize

    4KB

  • memory/1112-80-0x0000000005650000-0x0000000005651000-memory.dmp
    Filesize

    4KB

  • memory/1112-37-0x0000000000000000-mapping.dmp
  • memory/1112-72-0x0000000006120000-0x0000000006121000-memory.dmp
    Filesize

    4KB

  • memory/1112-71-0x000000007EF30000-0x000000007EF31000-memory.dmp
    Filesize

    4KB

  • memory/1112-70-0x00000000060C0000-0x00000000060C1000-memory.dmp
    Filesize

    4KB

  • memory/1112-65-0x0000000005690000-0x0000000005691000-memory.dmp
    Filesize

    4KB

  • memory/1112-38-0x0000000076691000-0x0000000076693000-memory.dmp
    Filesize

    8KB

  • memory/1112-40-0x0000000073760000-0x0000000073E4E000-memory.dmp
    Filesize

    6.9MB

  • memory/1112-61-0x0000000005280000-0x0000000005281000-memory.dmp
    Filesize

    4KB

  • memory/1340-6-0x00000000020F1000-0x00000000020F2000-memory.dmp
    Filesize

    4KB

  • memory/1340-8-0x00000000020F3000-0x00000000020F4000-memory.dmp
    Filesize

    4KB

  • memory/1340-5-0x0000000000550000-0x0000000000559000-memory.dmp
    Filesize

    36KB

  • memory/1340-3-0x0000000074480000-0x0000000074B6E000-memory.dmp
    Filesize

    6.9MB

  • memory/1340-7-0x00000000020F2000-0x00000000020F3000-memory.dmp
    Filesize

    4KB

  • memory/1340-2-0x0000000001E00000-0x0000000001E11000-memory.dmp
    Filesize

    68KB

  • memory/1340-9-0x00000000020F4000-0x00000000020F6000-memory.dmp
    Filesize

    8KB

  • memory/1340-4-0x0000000000350000-0x000000000035A000-memory.dmp
    Filesize

    40KB

  • memory/1392-45-0x0000000000000000-mapping.dmp
  • memory/1608-51-0x0000000073760000-0x0000000073E4E000-memory.dmp
    Filesize

    6.9MB

  • memory/1608-49-0x000000000041E192-mapping.dmp
  • memory/1608-48-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/1608-52-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/1608-96-0x00000000042D0000-0x00000000042D1000-memory.dmp
    Filesize

    4KB

  • memory/1656-39-0x0000000000000000-mapping.dmp