Analysis

  • max time kernel
    31s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    22-03-2023 06:36

General

  • Target

    d5ba7e786412f9d686e4377de5caeb8f.exe

  • Size

    192KB

  • MD5

    d5ba7e786412f9d686e4377de5caeb8f

  • SHA1

    00ddc056178956d46dacbfaa40fa779b28867e00

  • SHA256

    fa4035914b8deeb30943f7bad0ab9e48512ebce220bf7d366e492289584dcac7

  • SHA512

    e9d6bbbeda04f6bdab9001e2b57980addb5754b766150a70cc730f28b0a224ae11fdffc65e7e34f81b2469b8fca5858863b00d8e51e101fb14d668bf3d1d844d

  • SSDEEP

    3072:Kgy+bnr+O1n5GWp1icKAArDZz4N9GhbkrNEk1uTEqTuBppc2Feo7:Kgy+bnr+cp0yN90QET6Brh7

Malware Config

Extracted

Family

redline

Botnet

polo

C2

193.233.20.31:4125

Attributes
  • auth_value

    f1a1b1041a864e0f1f788d42ececa8b3

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 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 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5ba7e786412f9d686e4377de5caeb8f.exe
    "C:\Users\Admin\AppData\Local\Temp\d5ba7e786412f9d686e4377de5caeb8f.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1712
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:764

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe

    Filesize

    175KB

    MD5

    44a26d7004f8b65e1a8bac0ccac86d6a

    SHA1

    30b583c2c04c1167703ae255b4d44b96b411c8ff

    SHA256

    37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

    SHA512

    17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe

    Filesize

    175KB

    MD5

    44a26d7004f8b65e1a8bac0ccac86d6a

    SHA1

    30b583c2c04c1167703ae255b4d44b96b411c8ff

    SHA256

    37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

    SHA512

    17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\pro3094.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe

    Filesize

    175KB

    MD5

    44a26d7004f8b65e1a8bac0ccac86d6a

    SHA1

    30b583c2c04c1167703ae255b4d44b96b411c8ff

    SHA256

    37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

    SHA512

    17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\si609132.exe

    Filesize

    175KB

    MD5

    44a26d7004f8b65e1a8bac0ccac86d6a

    SHA1

    30b583c2c04c1167703ae255b4d44b96b411c8ff

    SHA256

    37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

    SHA512

    17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

  • memory/764-69-0x0000000000920000-0x0000000000952000-memory.dmp

    Filesize

    200KB

  • memory/764-70-0x0000000004F20000-0x0000000004F60000-memory.dmp

    Filesize

    256KB

  • memory/1712-62-0x0000000000F40000-0x0000000000F4A000-memory.dmp

    Filesize

    40KB