Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    26-09-2021 15:48

General

  • Target

    f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a.exe

  • Size

    140KB

  • MD5

    831ba3bb4dfd40bf0408d07a186eb216

  • SHA1

    adf6f3514edc63b5ce5b91d3bc781a13bb176247

  • SHA256

    f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a

  • SHA512

    e1c4f66d3aa75dce06993a49bc511cfaae178651b96860114f49df36ff48a5e4f8c7eb8b26a4675b0d53597a103034a7c06f1be7a4d60fdf9638af15c3546da7

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

karma

C2

94.103.9.133:39323

Extracted

Family

redline

Botnet

Bliss

C2

185.237.98.178:62607

Signatures

  • Generic Chinese Botnet

    A botnet originating from China which is currently unnamed publicly.

  • 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.

  • Chinese Botnet Payload 1 IoCs
  • Executes dropped EXE 6 IoCs
  • 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.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor 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 62 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a.exe
    "C:\Users\Admin\AppData\Local\Temp\f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a.exe
      "C:\Users\Admin\AppData\Local\Temp\f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2424
  • C:\Users\Admin\AppData\Local\Temp\ED44.exe
    C:\Users\Admin\AppData\Local\Temp\ED44.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe
      "C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:3132
    • C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe
      "C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1520
    • C:\Users\Admin\AppData\Local\Temp\fbf.exe
      "C:\Users\Admin\AppData\Local\Temp\fbf.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Checks processor information in registry
      • Suspicious use of SetWindowsHookEx
      PID:2960
  • C:\Users\Admin\AppData\Roaming\dsvvbww
    C:\Users\Admin\AppData\Roaming\dsvvbww
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Users\Admin\AppData\Roaming\dsvvbww
      C:\Users\Admin\AppData\Roaming\dsvvbww
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:3704

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\ED44.exe
    MD5

    b2d8e3fc81ee69664d1221439ffd9ee8

    SHA1

    c325fe65f692c8ee023f12f41cbb0663d658b917

    SHA256

    2532854386c2ac90a742a4cb593fa2502f261ff2909444de7415ea175285b89b

    SHA512

    d31b225f989b75c02e09660aa5ec70e6a92b901567c823b38a726ed9735d60df755fbd9f80fb12a34e835253707a3ba8e0318f233b54794e55b79f785287976f

  • C:\Users\Admin\AppData\Local\Temp\ED44.exe
    MD5

    b2d8e3fc81ee69664d1221439ffd9ee8

    SHA1

    c325fe65f692c8ee023f12f41cbb0663d658b917

    SHA256

    2532854386c2ac90a742a4cb593fa2502f261ff2909444de7415ea175285b89b

    SHA512

    d31b225f989b75c02e09660aa5ec70e6a92b901567c823b38a726ed9735d60df755fbd9f80fb12a34e835253707a3ba8e0318f233b54794e55b79f785287976f

  • C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe
    MD5

    85ea0a07196273bbe4f6c62a03a2f203

    SHA1

    cdd0dffd5d27e3ad577ae8b9d2bb96f6f5dfe04e

    SHA256

    6cb9da1cb79c8725942119d20eceb769f64513380285b8729310ba025f0c4843

    SHA512

    a5f0ce32164d00b13c6d9a88686c4db835366b68260b6e2ce16ad00b44f7c435c4e034d753c9774a7e237f3b02cf16d2983c56b1bc6925baa6d1902b67a2fe80

  • C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe
    MD5

    85ea0a07196273bbe4f6c62a03a2f203

    SHA1

    cdd0dffd5d27e3ad577ae8b9d2bb96f6f5dfe04e

    SHA256

    6cb9da1cb79c8725942119d20eceb769f64513380285b8729310ba025f0c4843

    SHA512

    a5f0ce32164d00b13c6d9a88686c4db835366b68260b6e2ce16ad00b44f7c435c4e034d753c9774a7e237f3b02cf16d2983c56b1bc6925baa6d1902b67a2fe80

  • C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe
    MD5

    105284f4061d970957c38814ed96eec6

    SHA1

    a6a0adb7f986be857be7520da0b498c975b0d845

    SHA256

    5709a8b2658fa9ccf9137f164dae6094d997c0cc42e87cb84f9e6e86087b07ef

    SHA512

    771e64a374320d57f0b0f98272dd3dc657546494bb881efa5984ce4e0cf14c2f9b1aef8a1e269099c80dc9705d5af9f457519d2231150305206848a7d52658a7

  • C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe
    MD5

    105284f4061d970957c38814ed96eec6

    SHA1

    a6a0adb7f986be857be7520da0b498c975b0d845

    SHA256

    5709a8b2658fa9ccf9137f164dae6094d997c0cc42e87cb84f9e6e86087b07ef

    SHA512

    771e64a374320d57f0b0f98272dd3dc657546494bb881efa5984ce4e0cf14c2f9b1aef8a1e269099c80dc9705d5af9f457519d2231150305206848a7d52658a7

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

    fbf3187db919beaddb30ae7e52bd9a49

    SHA1

    d2891928551f2adff238547c7cae4e3fef7cc057

    SHA256

    a83b8dfadf92be244ccc6b2964eea2f67e0c807befa3ab969a68ee321be583dd

    SHA512

    1d609711a21609d3bc3df80d3616ef388f32e0adcb9af865bfa3aeb9c61f81e099e5591cdecbe5412a4ea18ef236043c977faad4245ae45fd58eeb15119715ab

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

    fbf3187db919beaddb30ae7e52bd9a49

    SHA1

    d2891928551f2adff238547c7cae4e3fef7cc057

    SHA256

    a83b8dfadf92be244ccc6b2964eea2f67e0c807befa3ab969a68ee321be583dd

    SHA512

    1d609711a21609d3bc3df80d3616ef388f32e0adcb9af865bfa3aeb9c61f81e099e5591cdecbe5412a4ea18ef236043c977faad4245ae45fd58eeb15119715ab

  • C:\Users\Admin\AppData\Roaming\dsvvbww
    MD5

    831ba3bb4dfd40bf0408d07a186eb216

    SHA1

    adf6f3514edc63b5ce5b91d3bc781a13bb176247

    SHA256

    f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a

    SHA512

    e1c4f66d3aa75dce06993a49bc511cfaae178651b96860114f49df36ff48a5e4f8c7eb8b26a4675b0d53597a103034a7c06f1be7a4d60fdf9638af15c3546da7

  • C:\Users\Admin\AppData\Roaming\dsvvbww
    MD5

    831ba3bb4dfd40bf0408d07a186eb216

    SHA1

    adf6f3514edc63b5ce5b91d3bc781a13bb176247

    SHA256

    f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a

    SHA512

    e1c4f66d3aa75dce06993a49bc511cfaae178651b96860114f49df36ff48a5e4f8c7eb8b26a4675b0d53597a103034a7c06f1be7a4d60fdf9638af15c3546da7

  • C:\Users\Admin\AppData\Roaming\dsvvbww
    MD5

    831ba3bb4dfd40bf0408d07a186eb216

    SHA1

    adf6f3514edc63b5ce5b91d3bc781a13bb176247

    SHA256

    f6ede8409878ceb95b88f9cc7064b816568a0be6a933676709152de794173e1a

    SHA512

    e1c4f66d3aa75dce06993a49bc511cfaae178651b96860114f49df36ff48a5e4f8c7eb8b26a4675b0d53597a103034a7c06f1be7a4d60fdf9638af15c3546da7

  • memory/1520-177-0x0000000008A40000-0x0000000008A41000-memory.dmp
    Filesize

    4KB

  • memory/1520-154-0x0000000001FC0000-0x0000000001FF7000-memory.dmp
    Filesize

    220KB

  • memory/1520-126-0x0000000000000000-mapping.dmp
  • memory/1520-162-0x0000000004A43000-0x0000000004A44000-memory.dmp
    Filesize

    4KB

  • memory/1520-164-0x0000000004A44000-0x0000000004A46000-memory.dmp
    Filesize

    8KB

  • memory/1520-172-0x0000000008550000-0x0000000008551000-memory.dmp
    Filesize

    4KB

  • memory/1520-160-0x0000000004A42000-0x0000000004A43000-memory.dmp
    Filesize

    4KB

  • memory/1520-134-0x00000000021B0000-0x00000000021D3000-memory.dmp
    Filesize

    140KB

  • memory/1520-158-0x0000000004A40000-0x0000000004A41000-memory.dmp
    Filesize

    4KB

  • memory/1520-156-0x0000000000400000-0x00000000004CB000-memory.dmp
    Filesize

    812KB

  • memory/1520-138-0x0000000004A10000-0x0000000004A32000-memory.dmp
    Filesize

    136KB

  • memory/1520-139-0x0000000005090000-0x0000000005091000-memory.dmp
    Filesize

    4KB

  • memory/1520-141-0x0000000005140000-0x0000000005141000-memory.dmp
    Filesize

    4KB

  • memory/1520-143-0x00000000057F0000-0x00000000057F1000-memory.dmp
    Filesize

    4KB

  • memory/1520-145-0x0000000006EC0000-0x0000000006EC1000-memory.dmp
    Filesize

    4KB

  • memory/1520-148-0x0000000004F50000-0x0000000004F51000-memory.dmp
    Filesize

    4KB

  • memory/1588-227-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-230-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-246-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-245-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-243-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-244-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-242-0x0000000002840000-0x0000000002850000-memory.dmp
    Filesize

    64KB

  • memory/1588-240-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-241-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-238-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-239-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-199-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-196-0x00000000008B0000-0x00000000008C0000-memory.dmp
    Filesize

    64KB

  • memory/1588-237-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-197-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-236-0x0000000002840000-0x0000000002850000-memory.dmp
    Filesize

    64KB

  • memory/1588-234-0x0000000002840000-0x0000000002850000-memory.dmp
    Filesize

    64KB

  • memory/1588-235-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-233-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-231-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-232-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-229-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-118-0x0000000000880000-0x0000000000896000-memory.dmp
    Filesize

    88KB

  • memory/1588-228-0x0000000002840000-0x0000000002850000-memory.dmp
    Filesize

    64KB

  • memory/1588-226-0x00000000008B0000-0x00000000008C0000-memory.dmp
    Filesize

    64KB

  • memory/1588-217-0x0000000002800000-0x0000000002816000-memory.dmp
    Filesize

    88KB

  • memory/1588-216-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-215-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-213-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-198-0x0000000002830000-0x0000000002840000-memory.dmp
    Filesize

    64KB

  • memory/1588-200-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-202-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-201-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-205-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-203-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-204-0x00000000028E0000-0x00000000028F0000-memory.dmp
    Filesize

    64KB

  • memory/1588-206-0x00000000028E0000-0x00000000028F0000-memory.dmp
    Filesize

    64KB

  • memory/1588-208-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-207-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-209-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-210-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-211-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/1588-212-0x00000000028E0000-0x00000000028F0000-memory.dmp
    Filesize

    64KB

  • memory/1588-214-0x0000000002820000-0x0000000002830000-memory.dmp
    Filesize

    64KB

  • memory/2384-117-0x00000000001D0000-0x00000000001D9000-memory.dmp
    Filesize

    36KB

  • memory/2424-116-0x0000000000402FA5-mapping.dmp
  • memory/2424-115-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/2684-119-0x0000000000000000-mapping.dmp
  • memory/2684-122-0x00000000006F0000-0x00000000006F1000-memory.dmp
    Filesize

    4KB

  • memory/2960-152-0x00000000021D0000-0x000000000228C000-memory.dmp
    Filesize

    752KB

  • memory/2960-157-0x0000000000400000-0x00000000004C4000-memory.dmp
    Filesize

    784KB

  • memory/2960-128-0x0000000000000000-mapping.dmp
  • memory/2960-165-0x0000000010000000-0x0000000010018000-memory.dmp
    Filesize

    96KB

  • memory/3132-169-0x0000000008390000-0x0000000008391000-memory.dmp
    Filesize

    4KB

  • memory/3132-133-0x0000000002290000-0x00000000022AF000-memory.dmp
    Filesize

    124KB

  • memory/3132-171-0x00000000089A0000-0x00000000089A1000-memory.dmp
    Filesize

    4KB

  • memory/3132-161-0x0000000004A72000-0x0000000004A73000-memory.dmp
    Filesize

    4KB

  • memory/3132-167-0x00000000081C0000-0x00000000081C1000-memory.dmp
    Filesize

    4KB

  • memory/3132-151-0x0000000000400000-0x00000000004C5000-memory.dmp
    Filesize

    788KB

  • memory/3132-163-0x0000000004A73000-0x0000000004A74000-memory.dmp
    Filesize

    4KB

  • memory/3132-173-0x0000000008AC0000-0x0000000008AC1000-memory.dmp
    Filesize

    4KB

  • memory/3132-159-0x0000000004A70000-0x0000000004A71000-memory.dmp
    Filesize

    4KB

  • memory/3132-135-0x0000000004A80000-0x0000000004A81000-memory.dmp
    Filesize

    4KB

  • memory/3132-153-0x0000000007130000-0x0000000007131000-memory.dmp
    Filesize

    4KB

  • memory/3132-124-0x0000000000000000-mapping.dmp
  • memory/3132-137-0x00000000049F0000-0x0000000004A0E000-memory.dmp
    Filesize

    120KB

  • memory/3132-150-0x0000000004A74000-0x0000000004A76000-memory.dmp
    Filesize

    8KB

  • memory/3132-147-0x0000000000620000-0x0000000000650000-memory.dmp
    Filesize

    192KB

  • memory/3704-182-0x0000000000402FA5-mapping.dmp