Analysis

  • max time kernel
    52s
  • max time network
    68s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24-03-2023 00:53

General

  • Target

    e3b254df871d36cefae480a8082bd24316d9f2c4f116f9f48567032f6bd9fe79.exe

  • Size

    546KB

  • MD5

    3832fd9e0ee230438f0d4747606730da

  • SHA1

    8ad9cecbbf8a56b8aa696dc156fbd6af1d918d49

  • SHA256

    e3b254df871d36cefae480a8082bd24316d9f2c4f116f9f48567032f6bd9fe79

  • SHA512

    a2d958b8d8ecdf9d117991f001cfb83843a2f501bc61d21f31ef2336cc50d7080acb61d0a3a6b1d944625d28a5acd0ad61b72a2c6b66b9c95470bb1061485d9a

  • SSDEEP

    12288:oMrey90NGMBEulLYQZmz2WGzbstWwLWFMWjy:myIBtlLDZmIIFSvu

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

lown

C2

193.233.20.31:4125

Attributes
  • auth_value

    4cf836e062bcdc2a4fdbf410f5747ec7

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • RedLine

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

  • RedLine payload 36 IoCs
  • 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 1 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\e3b254df871d36cefae480a8082bd24316d9f2c4f116f9f48567032f6bd9fe79.exe
    "C:\Users\Admin\AppData\Local\Temp\e3b254df871d36cefae480a8082bd24316d9f2c4f116f9f48567032f6bd9fe79.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba0464.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba0464.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1448
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h98yS16.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h98yS16.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1740
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\irchj90.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\irchj90.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2044
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l97KE21.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l97KE21.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4572

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l97KE21.exe
    Filesize

    175KB

    MD5

    50809fe16d7c482c1f4a2ea19fdcbc0a

    SHA1

    11b6f69c06a724da15183b16039c5cbc86016158

    SHA256

    09917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1

    SHA512

    c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l97KE21.exe
    Filesize

    175KB

    MD5

    50809fe16d7c482c1f4a2ea19fdcbc0a

    SHA1

    11b6f69c06a724da15183b16039c5cbc86016158

    SHA256

    09917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1

    SHA512

    c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba0464.exe
    Filesize

    404KB

    MD5

    62d50a2d5c2e1b4ac587823c058ca23a

    SHA1

    07ff342a5122ec980cb8c1c6990e1aa7c348f907

    SHA256

    9bd252e7cbcb2a786888e54218701bfc567f9f2dc716d71cb74de7010efeecac

    SHA512

    306feca376b40f8aa3619e03ff29791a6b651066c91e987ad0095d8aa9be3a69b692e9f04b64dcb4748a5f3793f5f8b6d3a056d876759d47d041386976c86c3f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba0464.exe
    Filesize

    404KB

    MD5

    62d50a2d5c2e1b4ac587823c058ca23a

    SHA1

    07ff342a5122ec980cb8c1c6990e1aa7c348f907

    SHA256

    9bd252e7cbcb2a786888e54218701bfc567f9f2dc716d71cb74de7010efeecac

    SHA512

    306feca376b40f8aa3619e03ff29791a6b651066c91e987ad0095d8aa9be3a69b692e9f04b64dcb4748a5f3793f5f8b6d3a056d876759d47d041386976c86c3f

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h98yS16.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h98yS16.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\irchj90.exe
    Filesize

    358KB

    MD5

    77acbd74322d84876dc8994800e32c4c

    SHA1

    92bdb2abf1d2837a84d78e08d92fbee98419bf92

    SHA256

    063589deb70576bd1baac5681abaffd6cfb3ef10bff90cd5ee6ffc6a0ae53944

    SHA512

    b745dbc5c034dc3b7db2c06b790cfc7f96d95be23061b57f6a9c7485005b2f9b801d07c0e00b3f88986e9e40eeeaabd438d90d8891279bbd58bf4dd50ddf0899

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\irchj90.exe
    Filesize

    358KB

    MD5

    77acbd74322d84876dc8994800e32c4c

    SHA1

    92bdb2abf1d2837a84d78e08d92fbee98419bf92

    SHA256

    063589deb70576bd1baac5681abaffd6cfb3ef10bff90cd5ee6ffc6a0ae53944

    SHA512

    b745dbc5c034dc3b7db2c06b790cfc7f96d95be23061b57f6a9c7485005b2f9b801d07c0e00b3f88986e9e40eeeaabd438d90d8891279bbd58bf4dd50ddf0899

  • memory/1740-135-0x00000000009D0000-0x00000000009DA000-memory.dmp
    Filesize

    40KB

  • memory/2044-141-0x0000000002290000-0x00000000022D6000-memory.dmp
    Filesize

    280KB

  • memory/2044-142-0x0000000004DB0000-0x00000000052AE000-memory.dmp
    Filesize

    5.0MB

  • memory/2044-143-0x0000000002830000-0x0000000002874000-memory.dmp
    Filesize

    272KB

  • memory/2044-144-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-145-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-149-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-147-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-151-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-153-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-154-0x0000000000720000-0x000000000076B000-memory.dmp
    Filesize

    300KB

  • memory/2044-157-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/2044-156-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-158-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/2044-161-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/2044-160-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-163-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-165-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-167-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-171-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-169-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-173-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-175-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-177-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-179-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-181-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-185-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-187-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-183-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-189-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-191-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-193-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-197-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-195-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-199-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-201-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-203-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-205-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-211-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-209-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-207-0x0000000002830000-0x000000000286E000-memory.dmp
    Filesize

    248KB

  • memory/2044-1054-0x00000000058C0000-0x0000000005EC6000-memory.dmp
    Filesize

    6.0MB

  • memory/2044-1055-0x00000000052B0000-0x00000000053BA000-memory.dmp
    Filesize

    1.0MB

  • memory/2044-1056-0x00000000053F0000-0x0000000005402000-memory.dmp
    Filesize

    72KB

  • memory/2044-1057-0x0000000005410000-0x000000000544E000-memory.dmp
    Filesize

    248KB

  • memory/2044-1058-0x0000000005560000-0x00000000055AB000-memory.dmp
    Filesize

    300KB

  • memory/2044-1059-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/2044-1061-0x00000000056F0000-0x0000000005756000-memory.dmp
    Filesize

    408KB

  • memory/2044-1062-0x00000000062A0000-0x0000000006332000-memory.dmp
    Filesize

    584KB

  • memory/2044-1063-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/2044-1064-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/2044-1065-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/2044-1066-0x0000000006710000-0x00000000068D2000-memory.dmp
    Filesize

    1.8MB

  • memory/2044-1067-0x00000000068E0000-0x0000000006E0C000-memory.dmp
    Filesize

    5.2MB

  • memory/2044-1068-0x0000000007070000-0x00000000070E6000-memory.dmp
    Filesize

    472KB

  • memory/2044-1069-0x0000000007100000-0x0000000007150000-memory.dmp
    Filesize

    320KB

  • memory/4572-1075-0x0000000000F10000-0x0000000000F42000-memory.dmp
    Filesize

    200KB

  • memory/4572-1076-0x0000000005950000-0x000000000599B000-memory.dmp
    Filesize

    300KB

  • memory/4572-1077-0x0000000005820000-0x0000000005830000-memory.dmp
    Filesize

    64KB