Analysis

  • max time kernel
    56s
  • max time network
    184s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    16/02/2023, 22:17

General

  • Target

    dc0d5b37125864e9c1567612373b54fc84642c21b1c48eb4d55641b144dbe1af.exe

  • Size

    500KB

  • MD5

    fe38008e6d81346e69bcb54e62b5f8b8

  • SHA1

    ad9bf96ba806c12a347f7805004856550f87de76

  • SHA256

    dc0d5b37125864e9c1567612373b54fc84642c21b1c48eb4d55641b144dbe1af

  • SHA512

    d2dc99fef5b240a8c4d51e9047c6d81d9b09a2691222095bc6616e8faed6562aeffe9fb3f9d4c7e44bc547b1a1c9c8d7c866fb92bac8d4fcb75403bf7b9aaa63

  • SSDEEP

    12288:ZMrcy90yTKfltNecyIObkK5/2LprRWJkXTxGOHxe:ByR+ocRObkaOLlMJkjU60

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes
  • auth_value

    e5783636fbd9e4f0cf9a017bce02e67e

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 10 IoCs
  • RedLine

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

  • Executes dropped EXE 4 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
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc0d5b37125864e9c1567612373b54fc84642c21b1c48eb4d55641b144dbe1af.exe
    "C:\Users\Admin\AppData\Local\Temp\dc0d5b37125864e9c1567612373b54fc84642c21b1c48eb4d55641b144dbe1af.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4792
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUq79xc59.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUq79xc59.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4856
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dyr33EM.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dyr33EM.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2984
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXG87HA.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXG87HA.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4424
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fxe51Xe.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fxe51Xe.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1528

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fxe51Xe.exe

    Filesize

    175KB

    MD5

    a5f5c5d6291c7ae9e1d1b7ed1e551490

    SHA1

    3d06413341893b838549939e15f8f1eec423d71a

    SHA256

    1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

    SHA512

    d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fxe51Xe.exe

    Filesize

    175KB

    MD5

    a5f5c5d6291c7ae9e1d1b7ed1e551490

    SHA1

    3d06413341893b838549939e15f8f1eec423d71a

    SHA256

    1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

    SHA512

    d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUq79xc59.exe

    Filesize

    355KB

    MD5

    54dac0ddc806c65d9541f8be3f206cf1

    SHA1

    6fb38e9b2fd47825f06e86cea71bfbffc55e03fb

    SHA256

    d998ec79c95653cfa381769da112666870fef2856913cde1627bc734d9ed84b7

    SHA512

    36d2131302821da55da300ec4b3140a278b871ba9a2a63152c24b377501231b80b5db389e3b038c6dc341c32fec970dadf54cf2baed88e2a12013aef2b47c3b6

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUq79xc59.exe

    Filesize

    355KB

    MD5

    54dac0ddc806c65d9541f8be3f206cf1

    SHA1

    6fb38e9b2fd47825f06e86cea71bfbffc55e03fb

    SHA256

    d998ec79c95653cfa381769da112666870fef2856913cde1627bc734d9ed84b7

    SHA512

    36d2131302821da55da300ec4b3140a278b871ba9a2a63152c24b377501231b80b5db389e3b038c6dc341c32fec970dadf54cf2baed88e2a12013aef2b47c3b6

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dyr33EM.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dyr33EM.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXG87HA.exe

    Filesize

    295KB

    MD5

    304766f61a677814af31d2737d118b6f

    SHA1

    213a7e70d4f7d13e17ddff12152bcfe2c1cc2de4

    SHA256

    07c33396ed7ec1b40808aae921c50c552dc21b08beabbd5541b9fc9f062e08ac

    SHA512

    08c9202e988e4f6518a14f37b19eefc8b5901a2c07472140303c48535b67830e956759db3738b3bf63559220cb1e59f8045a2fad5d84530e9cb2e670740441ea

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXG87HA.exe

    Filesize

    295KB

    MD5

    304766f61a677814af31d2737d118b6f

    SHA1

    213a7e70d4f7d13e17ddff12152bcfe2c1cc2de4

    SHA256

    07c33396ed7ec1b40808aae921c50c552dc21b08beabbd5541b9fc9f062e08ac

    SHA512

    08c9202e988e4f6518a14f37b19eefc8b5901a2c07472140303c48535b67830e956759db3738b3bf63559220cb1e59f8045a2fad5d84530e9cb2e670740441ea

  • memory/1528-352-0x0000000005110000-0x000000000521A000-memory.dmp

    Filesize

    1.0MB

  • memory/1528-356-0x00000000050A0000-0x00000000050DE000-memory.dmp

    Filesize

    248KB

  • memory/1528-351-0x00000000055C0000-0x0000000005BC6000-memory.dmp

    Filesize

    6.0MB

  • memory/1528-338-0x00000000007E0000-0x0000000000812000-memory.dmp

    Filesize

    200KB

  • memory/1528-358-0x0000000005220000-0x000000000526B000-memory.dmp

    Filesize

    300KB

  • memory/1528-363-0x0000000005410000-0x0000000005476000-memory.dmp

    Filesize

    408KB

  • memory/1528-354-0x0000000005040000-0x0000000005052000-memory.dmp

    Filesize

    72KB

  • memory/1528-371-0x0000000005F80000-0x0000000006012000-memory.dmp

    Filesize

    584KB

  • memory/1528-373-0x00000000061F0000-0x00000000063B2000-memory.dmp

    Filesize

    1.8MB

  • memory/1528-374-0x0000000006E00000-0x000000000732C000-memory.dmp

    Filesize

    5.2MB

  • memory/1528-379-0x0000000006A50000-0x0000000006AA0000-memory.dmp

    Filesize

    320KB

  • memory/1528-378-0x00000000069D0000-0x0000000006A46000-memory.dmp

    Filesize

    472KB

  • memory/2984-214-0x0000000000930000-0x000000000093A000-memory.dmp

    Filesize

    40KB

  • memory/4424-287-0x0000000000400000-0x00000000005C6000-memory.dmp

    Filesize

    1.8MB

  • memory/4424-272-0x0000000002530000-0x000000000254A000-memory.dmp

    Filesize

    104KB

  • memory/4424-276-0x00000000007A2000-0x00000000007C2000-memory.dmp

    Filesize

    128KB

  • memory/4424-277-0x00000000001D0000-0x00000000001FD000-memory.dmp

    Filesize

    180KB

  • memory/4424-278-0x0000000000400000-0x00000000005C6000-memory.dmp

    Filesize

    1.8MB

  • memory/4424-279-0x0000000004FC0000-0x00000000054BE000-memory.dmp

    Filesize

    5.0MB

  • memory/4424-281-0x00000000026E0000-0x00000000026F8000-memory.dmp

    Filesize

    96KB

  • memory/4424-284-0x00000000007A2000-0x00000000007C2000-memory.dmp

    Filesize

    128KB

  • memory/4424-286-0x00000000007A2000-0x00000000007C2000-memory.dmp

    Filesize

    128KB

  • memory/4792-147-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-124-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-138-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-136-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-130-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-156-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-155-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-154-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-157-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-158-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-159-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-160-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-161-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-142-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-117-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-118-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-119-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-140-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-120-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-121-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-122-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-144-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-123-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-137-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-125-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-126-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-127-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-129-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-128-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-131-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-132-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-134-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-135-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-133-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-146-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-148-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-150-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-152-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-153-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-151-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-149-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-116-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-145-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-143-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-141-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4792-139-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-166-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-182-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-181-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-180-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-174-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-178-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-179-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-177-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-176-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-175-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-173-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-172-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-171-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-169-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-168-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-167-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-165-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB

  • memory/4856-164-0x00000000777D0000-0x000000007795E000-memory.dmp

    Filesize

    1.6MB