Analysis

  • max time kernel
    152s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    18-11-2021 16:32

General

  • Target

    56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5.exe

  • Size

    255KB

  • MD5

    1f785fc6c97f1b8c70465741b1f28045

  • SHA1

    9f5e587b1c93ba86273b526d2006cf9b92a7e533

  • SHA256

    56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5

  • SHA512

    a28fc785deb8f905288ea001920b00f11d43ade2e6a13a4cfeab1cce066a9560a5ec52e689ebedf741e7035a991132f9575a18441776893e35b819ed40e62c8a

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

redline

C2

185.159.80.90:38637

Extracted

Family

raccoon

Version

1.8.3-hotfix

Botnet

ddf183af4241e3172885cf1b2c4c1fb4ee03d05a

Attributes
  • url4cnc

    http://91.219.236.27/capibar

    http://5.181.156.92/capibar

    http://91.219.236.207/capibar

    http://185.225.19.18/capibar

    http://91.219.237.227/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

Alex

C2

178.238.8.72:49214

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • RedLine

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

  • RedLine Payload 4 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 8 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Deletes itself 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Themida packer 4 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 60 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5.exe
    "C:\Users\Admin\AppData\Local\Temp\56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1840
    • C:\Users\Admin\AppData\Local\Temp\56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5.exe
      "C:\Users\Admin\AppData\Local\Temp\56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2320
  • C:\Users\Admin\AppData\Local\Temp\10F4.exe
    C:\Users\Admin\AppData\Local\Temp\10F4.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Users\Admin\AppData\Local\Temp\10F4.exe
      C:\Users\Admin\AppData\Local\Temp\10F4.exe
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:1424
  • C:\Users\Admin\AppData\Local\Temp\15D7.exe
    C:\Users\Admin\AppData\Local\Temp\15D7.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Users\Admin\AppData\Local\Temp\15D7.exe
      C:\Users\Admin\AppData\Local\Temp\15D7.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1548
  • C:\Users\Admin\AppData\Local\Temp\1D98.exe
    C:\Users\Admin\AppData\Local\Temp\1D98.exe
    1⤵
    • Executes dropped EXE
    PID:1796
  • C:\Users\Admin\AppData\Local\Temp\27EA.exe
    C:\Users\Admin\AppData\Local\Temp\27EA.exe
    1⤵
    • Executes dropped EXE
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:2840
  • C:\Users\Admin\AppData\Local\Temp\3A69.exe
    C:\Users\Admin\AppData\Local\Temp\3A69.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1376
  • C:\Users\Admin\AppData\Local\Temp\44EA.exe
    C:\Users\Admin\AppData\Local\Temp\44EA.exe
    1⤵
    • Executes dropped EXE
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:1272

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\15D7.exe.log
    MD5

    41fbed686f5700fc29aaccf83e8ba7fd

    SHA1

    5271bc29538f11e42a3b600c8dc727186e912456

    SHA256

    df4e9d012687cdabd15e86bf37be15d6c822e1f50dde530a02468f0006586437

    SHA512

    234b2235c1ced25810a4121c5eabcbf9f269e82c126a1adc363ee34478173f8b462e90eb53f5f11533641663350b90ec1e2360fd805b10c041fab12f4da7a034

  • C:\Users\Admin\AppData\Local\Temp\10F4.exe
    MD5

    1f785fc6c97f1b8c70465741b1f28045

    SHA1

    9f5e587b1c93ba86273b526d2006cf9b92a7e533

    SHA256

    56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5

    SHA512

    a28fc785deb8f905288ea001920b00f11d43ade2e6a13a4cfeab1cce066a9560a5ec52e689ebedf741e7035a991132f9575a18441776893e35b819ed40e62c8a

  • C:\Users\Admin\AppData\Local\Temp\10F4.exe
    MD5

    1f785fc6c97f1b8c70465741b1f28045

    SHA1

    9f5e587b1c93ba86273b526d2006cf9b92a7e533

    SHA256

    56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5

    SHA512

    a28fc785deb8f905288ea001920b00f11d43ade2e6a13a4cfeab1cce066a9560a5ec52e689ebedf741e7035a991132f9575a18441776893e35b819ed40e62c8a

  • C:\Users\Admin\AppData\Local\Temp\10F4.exe
    MD5

    1f785fc6c97f1b8c70465741b1f28045

    SHA1

    9f5e587b1c93ba86273b526d2006cf9b92a7e533

    SHA256

    56b5c8eac3ee5f3d8da478b56ef2262f37f877d6a626596dbb6e1a9aec217cc5

    SHA512

    a28fc785deb8f905288ea001920b00f11d43ade2e6a13a4cfeab1cce066a9560a5ec52e689ebedf741e7035a991132f9575a18441776893e35b819ed40e62c8a

  • C:\Users\Admin\AppData\Local\Temp\15D7.exe
    MD5

    5e34695c9f46f1e69ce731d3b7359c88

    SHA1

    e1e5bb43f0c7556bcccc8cb698f854694bdc024a

    SHA256

    97f96815d81f9c1c8ede31f1c21fda2bee7cbab3490184ef833d9d2e8c17e6fc

    SHA512

    659fa0b695942c35dd4ef499d6c01d9b2a8c23254ea31465a126fd71a0d542ee71da9349ffc8226083393ed37c0668f63c97cc7ef3e014eae793b1f1ba7d6b43

  • C:\Users\Admin\AppData\Local\Temp\15D7.exe
    MD5

    5e34695c9f46f1e69ce731d3b7359c88

    SHA1

    e1e5bb43f0c7556bcccc8cb698f854694bdc024a

    SHA256

    97f96815d81f9c1c8ede31f1c21fda2bee7cbab3490184ef833d9d2e8c17e6fc

    SHA512

    659fa0b695942c35dd4ef499d6c01d9b2a8c23254ea31465a126fd71a0d542ee71da9349ffc8226083393ed37c0668f63c97cc7ef3e014eae793b1f1ba7d6b43

  • C:\Users\Admin\AppData\Local\Temp\15D7.exe
    MD5

    5e34695c9f46f1e69ce731d3b7359c88

    SHA1

    e1e5bb43f0c7556bcccc8cb698f854694bdc024a

    SHA256

    97f96815d81f9c1c8ede31f1c21fda2bee7cbab3490184ef833d9d2e8c17e6fc

    SHA512

    659fa0b695942c35dd4ef499d6c01d9b2a8c23254ea31465a126fd71a0d542ee71da9349ffc8226083393ed37c0668f63c97cc7ef3e014eae793b1f1ba7d6b43

  • C:\Users\Admin\AppData\Local\Temp\1D98.exe
    MD5

    9733aef1c8ec194a3198ab8e0130b7d4

    SHA1

    cf886d1cbabe2c572edd001c0fa55a13d3e191bd

    SHA256

    fa30571b12211c46fc47639a9d4df6fdeacc8ea6ecffd0a3022f82ffe43d50b1

    SHA512

    49a343a6fc4e4d75f1177ca8d7f65682f853b956a46bb65fa6b22c2a8d5121fd949cfbbb22c44e7fb5631350f97c10ca726260544bcc0b8a706085f9f9f7ff77

  • C:\Users\Admin\AppData\Local\Temp\1D98.exe
    MD5

    9733aef1c8ec194a3198ab8e0130b7d4

    SHA1

    cf886d1cbabe2c572edd001c0fa55a13d3e191bd

    SHA256

    fa30571b12211c46fc47639a9d4df6fdeacc8ea6ecffd0a3022f82ffe43d50b1

    SHA512

    49a343a6fc4e4d75f1177ca8d7f65682f853b956a46bb65fa6b22c2a8d5121fd949cfbbb22c44e7fb5631350f97c10ca726260544bcc0b8a706085f9f9f7ff77

  • C:\Users\Admin\AppData\Local\Temp\27EA.exe
    MD5

    3f79ca6d82c7aacf18ceed20d8e452fc

    SHA1

    f934df2ccbc2470aacc4b82a1385399b1a5c7aa8

    SHA256

    a32cf739c0a3abeb915bef11aaecd03c13ac1081389a2154139b7de70abb9a73

    SHA512

    d83f33d0770430d698fc91dea3caaf8b10478765fe69c0562a1dc9c3037860c7a39820ebc40a76fb0fdbaa4f77b6272afafc92f709da87bc73cb65f1f811e455

  • C:\Users\Admin\AppData\Local\Temp\3A69.exe
    MD5

    6c0c449942113645b0d136302838f028

    SHA1

    01a8326a28c73848507a251c5f61071490aa46eb

    SHA256

    c325d98c7689964cadb138bf351b863372ee464a350f3d1fc11fe0906c8a1cb4

    SHA512

    b86ac767441d558263643600a9382157cdcbd5e3f1044e111107f1a2d188e8dfbae537334b21ef9d9c0a0076766d66185733a46f76f9b80e716a1e6b5f03af52

  • C:\Users\Admin\AppData\Local\Temp\3A69.exe
    MD5

    6c0c449942113645b0d136302838f028

    SHA1

    01a8326a28c73848507a251c5f61071490aa46eb

    SHA256

    c325d98c7689964cadb138bf351b863372ee464a350f3d1fc11fe0906c8a1cb4

    SHA512

    b86ac767441d558263643600a9382157cdcbd5e3f1044e111107f1a2d188e8dfbae537334b21ef9d9c0a0076766d66185733a46f76f9b80e716a1e6b5f03af52

  • C:\Users\Admin\AppData\Local\Temp\44EA.exe
    MD5

    fccd9abbf0a8935615a5925e5eeef393

    SHA1

    72398d1a783eabf22f573deda7e2600757317af5

    SHA256

    196102f3eacabc8103d5efa4cd30acd10491232f4798c5c6fd03892253e0abc6

    SHA512

    ece1641ccd5a28352383e2fc179f1b98785999f4be5c9f7333935ce3c40d56f89c5479756e67dd92b37d60e30b0279d2da6ab2030e7c2fcc29bb6ff35665784e

  • memory/1272-185-0x0000000000960000-0x0000000000961000-memory.dmp
    Filesize

    4KB

  • memory/1272-174-0x0000000000000000-mapping.dmp
  • memory/1272-188-0x0000000077250000-0x00000000773DE000-memory.dmp
    Filesize

    1.6MB

  • memory/1272-199-0x0000000005270000-0x0000000005271000-memory.dmp
    Filesize

    4KB

  • memory/1376-214-0x0000000004090000-0x0000000004091000-memory.dmp
    Filesize

    4KB

  • memory/1376-203-0x00000000022C9000-0x00000000022F5000-memory.dmp
    Filesize

    176KB

  • memory/1376-204-0x0000000003CF0000-0x0000000003D1E000-memory.dmp
    Filesize

    184KB

  • memory/1376-206-0x0000000004010000-0x000000000403C000-memory.dmp
    Filesize

    176KB

  • memory/1376-212-0x0000000002120000-0x000000000226A000-memory.dmp
    Filesize

    1.3MB

  • memory/1376-213-0x0000000000400000-0x0000000001FE7000-memory.dmp
    Filesize

    27.9MB

  • memory/1376-171-0x0000000000000000-mapping.dmp
  • memory/1376-216-0x0000000004092000-0x0000000004093000-memory.dmp
    Filesize

    4KB

  • memory/1376-217-0x0000000004093000-0x0000000004094000-memory.dmp
    Filesize

    4KB

  • memory/1376-218-0x0000000004094000-0x0000000004096000-memory.dmp
    Filesize

    8KB

  • memory/1424-140-0x0000000000402DD8-mapping.dmp
  • memory/1548-159-0x0000000005710000-0x0000000005711000-memory.dmp
    Filesize

    4KB

  • memory/1548-151-0x00000000057A0000-0x00000000057A1000-memory.dmp
    Filesize

    4KB

  • memory/1548-195-0x00000000070D0000-0x00000000070D1000-memory.dmp
    Filesize

    4KB

  • memory/1548-196-0x00000000077D0000-0x00000000077D1000-memory.dmp
    Filesize

    4KB

  • memory/1548-165-0x0000000005640000-0x0000000005C46000-memory.dmp
    Filesize

    6.0MB

  • memory/1548-145-0x0000000000418EEA-mapping.dmp
  • memory/1548-178-0x0000000005AE0000-0x0000000005AE1000-memory.dmp
    Filesize

    4KB

  • memory/1548-144-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1548-149-0x0000000005C50000-0x0000000005C51000-memory.dmp
    Filesize

    4KB

  • memory/1548-155-0x00000000056D0000-0x00000000056D1000-memory.dmp
    Filesize

    4KB

  • memory/1548-150-0x0000000005670000-0x0000000005671000-memory.dmp
    Filesize

    4KB

  • memory/1796-170-0x0000000000400000-0x00000000023E7000-memory.dmp
    Filesize

    31.9MB

  • memory/1796-169-0x0000000002550000-0x00000000025DF000-memory.dmp
    Filesize

    572KB

  • memory/1796-167-0x0000000002616000-0x0000000002666000-memory.dmp
    Filesize

    320KB

  • memory/1796-135-0x0000000000000000-mapping.dmp
  • memory/1840-121-0x00000000011E0000-0x00000000011E9000-memory.dmp
    Filesize

    36KB

  • memory/2284-133-0x0000000005530000-0x0000000005531000-memory.dmp
    Filesize

    4KB

  • memory/2284-126-0x0000000000000000-mapping.dmp
  • memory/2284-129-0x0000000000B00000-0x0000000000B01000-memory.dmp
    Filesize

    4KB

  • memory/2284-131-0x0000000005330000-0x0000000005331000-memory.dmp
    Filesize

    4KB

  • memory/2284-132-0x00000000052D0000-0x00000000052D1000-memory.dmp
    Filesize

    4KB

  • memory/2284-134-0x0000000005A40000-0x0000000005A41000-memory.dmp
    Filesize

    4KB

  • memory/2320-119-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/2320-120-0x0000000000402DD8-mapping.dmp
  • memory/2840-166-0x0000000005630000-0x0000000005631000-memory.dmp
    Filesize

    4KB

  • memory/2840-200-0x0000000007070000-0x0000000007071000-memory.dmp
    Filesize

    4KB

  • memory/2840-157-0x0000000000170000-0x0000000000171000-memory.dmp
    Filesize

    4KB

  • memory/2840-142-0x0000000000000000-mapping.dmp
  • memory/2840-152-0x0000000077250000-0x00000000773DE000-memory.dmp
    Filesize

    1.6MB

  • memory/2840-180-0x00000000059C0000-0x00000000059C1000-memory.dmp
    Filesize

    4KB

  • memory/3024-122-0x0000000001340000-0x0000000001356000-memory.dmp
    Filesize

    88KB

  • memory/3024-168-0x0000000003650000-0x0000000003666000-memory.dmp
    Filesize

    88KB

  • memory/3512-123-0x0000000000000000-mapping.dmp