Analysis

  • max time kernel
    143s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 19:22

General

  • Target

    6cd7891862f21b447bccb5ae8dda95de0c9d09d53a1115cf6373d7822282e037.exe

  • Size

    544KB

  • MD5

    a4ab7c811a808526b3ccd478fcf7fbd4

  • SHA1

    84346250fc1698b4e764d3e2ba62f1188929af46

  • SHA256

    6cd7891862f21b447bccb5ae8dda95de0c9d09d53a1115cf6373d7822282e037

  • SHA512

    29a7d48c05abfc8b95b636741cc9b3e99892ee2a699ed0b37f5f99a0d8c44024ffcf0699d4e2f8626397df3bc74cd74c37e58653e6c8eeb6640c77cf04463c8c

  • SSDEEP

    12288:6Mrcy90F6QfrTjo2tLWBQzgZBEnzp/xfrNvyfpb9S2:ay26Y/MhBQkP2/xfrhiS2

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 6 IoCs
  • RedLine

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

  • RedLine payload 33 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\6cd7891862f21b447bccb5ae8dda95de0c9d09d53a1115cf6373d7822282e037.exe
    "C:\Users\Admin\AppData\Local\Temp\6cd7891862f21b447bccb5ae8dda95de0c9d09d53a1115cf6373d7822282e037.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba1930.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba1930.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3320
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h83yc34.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h83yc34.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3956
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\idWxJ77.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\idWxJ77.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2828
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l46gg67.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l46gg67.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2868

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\l46gg67.exe
    Filesize

    175KB

    MD5

    50809fe16d7c482c1f4a2ea19fdcbc0a

    SHA1

    11b6f69c06a724da15183b16039c5cbc86016158

    SHA256

    09917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1

    SHA512

    c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l46gg67.exe
    Filesize

    175KB

    MD5

    50809fe16d7c482c1f4a2ea19fdcbc0a

    SHA1

    11b6f69c06a724da15183b16039c5cbc86016158

    SHA256

    09917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1

    SHA512

    c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba1930.exe
    Filesize

    402KB

    MD5

    91c18b29208a42c1bb477e7428692f21

    SHA1

    c439f6a6703f1cfb77819130aa13e912699fddd1

    SHA256

    0e44008148eaa1bc7b9f35ab8e6d18a2b26a6f66878deeb9ec094bedf36537ec

    SHA512

    bd1e11e77341763197a55b6915c912fc4e14b7f296470c8936ac587f18506be701121cc1cb782fed68a6b54d173676de4cec36e0c41958417c454803a2813623

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba1930.exe
    Filesize

    402KB

    MD5

    91c18b29208a42c1bb477e7428692f21

    SHA1

    c439f6a6703f1cfb77819130aa13e912699fddd1

    SHA256

    0e44008148eaa1bc7b9f35ab8e6d18a2b26a6f66878deeb9ec094bedf36537ec

    SHA512

    bd1e11e77341763197a55b6915c912fc4e14b7f296470c8936ac587f18506be701121cc1cb782fed68a6b54d173676de4cec36e0c41958417c454803a2813623

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h83yc34.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h83yc34.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\idWxJ77.exe
    Filesize

    349KB

    MD5

    87c370da4a5a8967f9e5acd5b799091f

    SHA1

    7652b0339985bf8a213db7a41069e4d7204a4a65

    SHA256

    efe7bcf21ed526dfd60f91bf58262e9f05fb44399ab3b969f9452a413506ab4c

    SHA512

    a40a5071ad0b23df5a513c3e7867da511bf922cd18b26b43b77c04182353a72141d7600e063aca32514c08a600397c86535495a6286f827a13a527870e5a2b9e

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\idWxJ77.exe
    Filesize

    349KB

    MD5

    87c370da4a5a8967f9e5acd5b799091f

    SHA1

    7652b0339985bf8a213db7a41069e4d7204a4a65

    SHA256

    efe7bcf21ed526dfd60f91bf58262e9f05fb44399ab3b969f9452a413506ab4c

    SHA512

    a40a5071ad0b23df5a513c3e7867da511bf922cd18b26b43b77c04182353a72141d7600e063aca32514c08a600397c86535495a6286f827a13a527870e5a2b9e

  • memory/2828-153-0x0000000004EC0000-0x0000000005464000-memory.dmp
    Filesize

    5.6MB

  • memory/2828-154-0x00000000023A0000-0x00000000023EB000-memory.dmp
    Filesize

    300KB

  • memory/2828-155-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/2828-156-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/2828-157-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/2828-158-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-159-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-161-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-163-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-165-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-167-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-169-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-171-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-173-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-175-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-177-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-179-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-181-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-183-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-185-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-187-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-189-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-191-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-193-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-195-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-197-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-199-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-201-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-203-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-205-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-207-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-209-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-211-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-213-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-215-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-217-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-219-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-221-0x0000000004D00000-0x0000000004D3E000-memory.dmp
    Filesize

    248KB

  • memory/2828-1064-0x0000000005470000-0x0000000005A88000-memory.dmp
    Filesize

    6.1MB

  • memory/2828-1065-0x0000000005B00000-0x0000000005C0A000-memory.dmp
    Filesize

    1.0MB

  • memory/2828-1066-0x0000000005C40000-0x0000000005C52000-memory.dmp
    Filesize

    72KB

  • memory/2828-1067-0x0000000005D60000-0x0000000005D9C000-memory.dmp
    Filesize

    240KB

  • memory/2828-1068-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/2828-1070-0x0000000005F50000-0x0000000005FE2000-memory.dmp
    Filesize

    584KB

  • memory/2828-1071-0x0000000005FF0000-0x0000000006056000-memory.dmp
    Filesize

    408KB

  • memory/2828-1072-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/2828-1073-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/2828-1074-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/2828-1075-0x0000000006A90000-0x0000000006C52000-memory.dmp
    Filesize

    1.8MB

  • memory/2828-1076-0x0000000006C70000-0x000000000719C000-memory.dmp
    Filesize

    5.2MB

  • memory/2828-1077-0x00000000074E0000-0x0000000007556000-memory.dmp
    Filesize

    472KB

  • memory/2828-1078-0x0000000007570000-0x00000000075C0000-memory.dmp
    Filesize

    320KB

  • memory/2828-1079-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/2868-1085-0x00000000008F0000-0x0000000000922000-memory.dmp
    Filesize

    200KB

  • memory/2868-1086-0x0000000005190000-0x00000000051A0000-memory.dmp
    Filesize

    64KB

  • memory/3956-147-0x0000000000970000-0x000000000097A000-memory.dmp
    Filesize

    40KB