Analysis

  • max time kernel
    51s
  • max time network
    74s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    28-03-2023 06:10

General

  • Target

    dfc1362fe9f410d949b0d7bcec6e79d672ddcabd4270f99db4a9fc6d0b08117b.exe

  • Size

    683KB

  • MD5

    3ff341c4839870b9171345ef6e0bb989

  • SHA1

    6a6dfcd50ab4b05d9ef5a35934457af6dc113145

  • SHA256

    dfc1362fe9f410d949b0d7bcec6e79d672ddcabd4270f99db4a9fc6d0b08117b

  • SHA512

    6759b4868faec537cd1782009dcdc17145b92cecbeef0214cb47dbd607fd43078f6f1d216f324a27fe44a5ecf41346ab487bfa01ff359a3eff68280d66773bda

  • SSDEEP

    12288:HMrYy90MS1ntAxW/PwO8QmxvkJwd7r01NlcsoUMC54NWJOvyfFm3:/yTlxqPwJQmxv2E7rqxozCKnyfE3

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

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 21 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 2 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfc1362fe9f410d949b0d7bcec6e79d672ddcabd4270f99db4a9fc6d0b08117b.exe
    "C:\Users\Admin\AppData\Local\Temp\dfc1362fe9f410d949b0d7bcec6e79d672ddcabd4270f99db4a9fc6d0b08117b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4452
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un426954.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un426954.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4168
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1451.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1451.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4516
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8640.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8640.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3728
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si816248.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si816248.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5004

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\si816248.exe
    Filesize

    175KB

    MD5

    91d5c5de77681cb01788a47cc425635a

    SHA1

    76d54f277c3f9772d9dfb3f8067f0a81d50a7a7f

    SHA256

    301a928d9f5db4870822eaba4365cf5b0cec380431bdf4dcdb38ed0557ddd346

    SHA512

    700a6500bb5ea12bcae3b6eed9e09ba89f208d80861d9b5a9885d98f78bba7d483a371763328a80215e35df4a54997ea2542f782b7d8cd61c83019871e45ea66

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si816248.exe
    Filesize

    175KB

    MD5

    91d5c5de77681cb01788a47cc425635a

    SHA1

    76d54f277c3f9772d9dfb3f8067f0a81d50a7a7f

    SHA256

    301a928d9f5db4870822eaba4365cf5b0cec380431bdf4dcdb38ed0557ddd346

    SHA512

    700a6500bb5ea12bcae3b6eed9e09ba89f208d80861d9b5a9885d98f78bba7d483a371763328a80215e35df4a54997ea2542f782b7d8cd61c83019871e45ea66

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un426954.exe
    Filesize

    541KB

    MD5

    de5b72e9660eead7c90b0c6b6c8f1cce

    SHA1

    9667c57a96d2a005b5fdf2cfa66e794b4947b04b

    SHA256

    7c1838e9f3204c28922541385f64bd15ec58ea1aa7ae0d9899bc788137aba4ff

    SHA512

    aef3e0a4e23c7808b68e74ebe362127f04e7f52ae6b67dee3319c8e6dfc86f5ba9de62b3f72c50d09da2773ced9738ef6c3efe2d6747a9892a98f622ae32c866

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un426954.exe
    Filesize

    541KB

    MD5

    de5b72e9660eead7c90b0c6b6c8f1cce

    SHA1

    9667c57a96d2a005b5fdf2cfa66e794b4947b04b

    SHA256

    7c1838e9f3204c28922541385f64bd15ec58ea1aa7ae0d9899bc788137aba4ff

    SHA512

    aef3e0a4e23c7808b68e74ebe362127f04e7f52ae6b67dee3319c8e6dfc86f5ba9de62b3f72c50d09da2773ced9738ef6c3efe2d6747a9892a98f622ae32c866

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1451.exe
    Filesize

    322KB

    MD5

    22d4fe82bdfe77fb41cdb3a3f3388133

    SHA1

    1b0818f3719a54a831247ac2f9e66449587ea465

    SHA256

    594dbaacf59850508e0823acd7dacfc727aa4515f7410d3b6586b1a415f339b9

    SHA512

    18a127866761bf2f8ab60a4f001f09b533ed1df23479a613f4433fe6d653030cf828ba41e6d3d36b5166637b4620086ea6194bccdb06f52865055d1fae7d60c9

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1451.exe
    Filesize

    322KB

    MD5

    22d4fe82bdfe77fb41cdb3a3f3388133

    SHA1

    1b0818f3719a54a831247ac2f9e66449587ea465

    SHA256

    594dbaacf59850508e0823acd7dacfc727aa4515f7410d3b6586b1a415f339b9

    SHA512

    18a127866761bf2f8ab60a4f001f09b533ed1df23479a613f4433fe6d653030cf828ba41e6d3d36b5166637b4620086ea6194bccdb06f52865055d1fae7d60c9

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8640.exe
    Filesize

    379KB

    MD5

    022adc3ecb7215cb12be5c790a1a3505

    SHA1

    f52885b27c50f6ecd20aaebb6c56b69fc3fdc5d9

    SHA256

    9a07085dff7789246f697aafff73d3b14fe3c0c347930831d75ddcfc17399b24

    SHA512

    5f66727e3484f5eba15955e5ba726c8f244c9e89554f0a9c1cc56f6bfa64c8f449bc10c02cc3874b2291461f25e9089b47e941e8f7bdb4b9cccf034959269863

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8640.exe
    Filesize

    379KB

    MD5

    022adc3ecb7215cb12be5c790a1a3505

    SHA1

    f52885b27c50f6ecd20aaebb6c56b69fc3fdc5d9

    SHA256

    9a07085dff7789246f697aafff73d3b14fe3c0c347930831d75ddcfc17399b24

    SHA512

    5f66727e3484f5eba15955e5ba726c8f244c9e89554f0a9c1cc56f6bfa64c8f449bc10c02cc3874b2291461f25e9089b47e941e8f7bdb4b9cccf034959269863

  • memory/3728-1092-0x0000000007DF0000-0x00000000083F6000-memory.dmp
    Filesize

    6.0MB

  • memory/3728-219-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-1108-0x0000000002EB0000-0x0000000002EC0000-memory.dmp
    Filesize

    64KB

  • memory/3728-1107-0x0000000009560000-0x00000000095B0000-memory.dmp
    Filesize

    320KB

  • memory/3728-1106-0x00000000094E0000-0x0000000009556000-memory.dmp
    Filesize

    472KB

  • memory/3728-192-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-1105-0x0000000008E80000-0x00000000093AC000-memory.dmp
    Filesize

    5.2MB

  • memory/3728-1104-0x0000000008C90000-0x0000000008E52000-memory.dmp
    Filesize

    1.8MB

  • memory/3728-1103-0x0000000002EB0000-0x0000000002EC0000-memory.dmp
    Filesize

    64KB

  • memory/3728-1102-0x0000000002EB0000-0x0000000002EC0000-memory.dmp
    Filesize

    64KB

  • memory/3728-195-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-1101-0x0000000002EB0000-0x0000000002EC0000-memory.dmp
    Filesize

    64KB

  • memory/3728-1100-0x0000000008980000-0x0000000008A12000-memory.dmp
    Filesize

    584KB

  • memory/3728-1099-0x0000000007CA0000-0x0000000007D06000-memory.dmp
    Filesize

    408KB

  • memory/3728-1097-0x0000000002EB0000-0x0000000002EC0000-memory.dmp
    Filesize

    64KB

  • memory/3728-1096-0x0000000007B10000-0x0000000007B5B000-memory.dmp
    Filesize

    300KB

  • memory/3728-1095-0x00000000079C0000-0x00000000079FE000-memory.dmp
    Filesize

    248KB

  • memory/3728-1094-0x00000000079A0000-0x00000000079B2000-memory.dmp
    Filesize

    72KB

  • memory/3728-1093-0x0000000007860000-0x000000000796A000-memory.dmp
    Filesize

    1.0MB

  • memory/3728-203-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-217-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-215-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-213-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-211-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-209-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-180-0x0000000004990000-0x00000000049D6000-memory.dmp
    Filesize

    280KB

  • memory/3728-181-0x0000000007630000-0x0000000007674000-memory.dmp
    Filesize

    272KB

  • memory/3728-182-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-183-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-193-0x0000000002EB0000-0x0000000002EC0000-memory.dmp
    Filesize

    64KB

  • memory/3728-188-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-187-0x0000000002C60000-0x0000000002CAB000-memory.dmp
    Filesize

    300KB

  • memory/3728-189-0x0000000002EB0000-0x0000000002EC0000-memory.dmp
    Filesize

    64KB

  • memory/3728-191-0x0000000002EB0000-0x0000000002EC0000-memory.dmp
    Filesize

    64KB

  • memory/3728-185-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-207-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-205-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-197-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-199-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/3728-201-0x0000000007630000-0x000000000766F000-memory.dmp
    Filesize

    252KB

  • memory/4516-170-0x0000000000400000-0x0000000002B7E000-memory.dmp
    Filesize

    39.5MB

  • memory/4516-158-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-148-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-138-0x0000000004A60000-0x0000000004A78000-memory.dmp
    Filesize

    96KB

  • memory/4516-139-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-175-0x0000000004A50000-0x0000000004A60000-memory.dmp
    Filesize

    64KB

  • memory/4516-172-0x0000000000400000-0x0000000002B7E000-memory.dmp
    Filesize

    39.5MB

  • memory/4516-174-0x0000000004A50000-0x0000000004A60000-memory.dmp
    Filesize

    64KB

  • memory/4516-173-0x0000000004A50000-0x0000000004A60000-memory.dmp
    Filesize

    64KB

  • memory/4516-137-0x0000000007190000-0x000000000768E000-memory.dmp
    Filesize

    5.0MB

  • memory/4516-140-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-166-0x0000000004A50000-0x0000000004A60000-memory.dmp
    Filesize

    64KB

  • memory/4516-169-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-167-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-163-0x0000000004A50000-0x0000000004A60000-memory.dmp
    Filesize

    64KB

  • memory/4516-164-0x0000000004A50000-0x0000000004A60000-memory.dmp
    Filesize

    64KB

  • memory/4516-162-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-160-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-156-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-154-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-152-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-150-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-146-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-144-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-142-0x0000000004A60000-0x0000000004A72000-memory.dmp
    Filesize

    72KB

  • memory/4516-136-0x0000000002DC0000-0x0000000002DDA000-memory.dmp
    Filesize

    104KB

  • memory/4516-135-0x00000000001D0000-0x00000000001FD000-memory.dmp
    Filesize

    180KB

  • memory/5004-1114-0x0000000000420000-0x0000000000452000-memory.dmp
    Filesize

    200KB

  • memory/5004-1115-0x0000000004E60000-0x0000000004EAB000-memory.dmp
    Filesize

    300KB

  • memory/5004-1116-0x0000000004C70000-0x0000000004C80000-memory.dmp
    Filesize

    64KB