General

  • Target

    a2acdcb1d115e9c73e74aff890d25027c4351cdf4b26a8cb2f4c113fc38961a9.bin

  • Size

    3.4MB

  • Sample

    250114-1xy52atkdp

  • MD5

    b96a9a7f7a33102c7b485a523325f651

  • SHA1

    e7f19f92b098cbbcb988027a2c5965949bdb1a5a

  • SHA256

    a2acdcb1d115e9c73e74aff890d25027c4351cdf4b26a8cb2f4c113fc38961a9

  • SHA512

    26d67294b4cd14ff40ddfe061a5a60314776107ea92c10237fdb32adda4d874d2699ea9df59ddadc7e6f9ecd11a640fc79bd7ea7528907a783fac4e4807e4f0a

  • SSDEEP

    98304:Xmz66kb+7mG+0yZgTRcLpQ2L0ubDtricFL0:gz7mGjyZ1Q2wuvtW00

Malware Config

Extracted

Family

ermac

C2

http://154.216.17.69

AES_key

Extracted

Family

hook

C2

http://154.216.17.69

AES_key

Targets

    • Target

      a2acdcb1d115e9c73e74aff890d25027c4351cdf4b26a8cb2f4c113fc38961a9.bin

    • Size

      3.4MB

    • MD5

      b96a9a7f7a33102c7b485a523325f651

    • SHA1

      e7f19f92b098cbbcb988027a2c5965949bdb1a5a

    • SHA256

      a2acdcb1d115e9c73e74aff890d25027c4351cdf4b26a8cb2f4c113fc38961a9

    • SHA512

      26d67294b4cd14ff40ddfe061a5a60314776107ea92c10237fdb32adda4d874d2699ea9df59ddadc7e6f9ecd11a640fc79bd7ea7528907a783fac4e4807e4f0a

    • SSDEEP

      98304:Xmz66kb+7mG+0yZgTRcLpQ2L0ubDtricFL0:gz7mGjyZ1Q2wuvtW00

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac family

    • Ermac2 payload

    • Hook

      Hook is an Android malware that is based on Ermac with RAT capabilities.

    • Hook family

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

    • Obtains sensitive information copied to the device clipboard

      Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

    • Queries information about running processes on the device

      Application may abuse the framework's APIs to collect information about running processes on the device.

    • Queries the phone number (MSISDN for GSM devices)

    • Acquires the wake lock

    • Makes use of the framework's foreground persistence service

      Application may abuse the framework's foreground service to continue running in the foreground.

    • Performs UI accessibility actions on behalf of the user

      Application may abuse the accessibility service to prevent their removal.

    • Queries information about the current Wi-Fi connection

      Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    • Queries the mobile country code (MCC)

    • Reads information about phone network operator.

    • Requests accessing notifications (often used to intercept notifications before users become aware).

MITRE ATT&CK Mobile v15

Tasks