General

  • Target

    a72d66fb84d99dbb0da535a64165f62fd4fcae7a20cdf962339f5d33100497e8.bin

  • Size

    4.3MB

  • Sample

    241026-1w4zws1anj

  • MD5

    9b46deca3d3c6b3849398df2748256ff

  • SHA1

    62c78c8524218a27341b3190842221d7bdcb22f5

  • SHA256

    a72d66fb84d99dbb0da535a64165f62fd4fcae7a20cdf962339f5d33100497e8

  • SHA512

    0aca185145a095203e982e12204a631b41ebaefcb974ea4a657a2ddc4003c0a6544304e0c473e277f208ee4b1c1443f6fecb207f5dd29cacfa3e814e68e7c1ba

  • SSDEEP

    98304:HBtIuFotkOwyLRjVNxU5tcoxcgUj2dSF7Pcq5aImkLr:hKyGVTU56oxEdgq5nbLr

Malware Config

Extracted

Family

ermac

C2

http://81.177.140.60:3434

AES_key
AES_key
AES_key
rsa_pubkey
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key

Extracted

Family

hook

C2

http://81.177.140.60:3434

AES_key
AES_key
AES_key
rsa_pubkey
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key

Targets

    • Target

      a72d66fb84d99dbb0da535a64165f62fd4fcae7a20cdf962339f5d33100497e8.bin

    • Size

      4.3MB

    • MD5

      9b46deca3d3c6b3849398df2748256ff

    • SHA1

      62c78c8524218a27341b3190842221d7bdcb22f5

    • SHA256

      a72d66fb84d99dbb0da535a64165f62fd4fcae7a20cdf962339f5d33100497e8

    • SHA512

      0aca185145a095203e982e12204a631b41ebaefcb974ea4a657a2ddc4003c0a6544304e0c473e277f208ee4b1c1443f6fecb207f5dd29cacfa3e814e68e7c1ba

    • SSDEEP

      98304:HBtIuFotkOwyLRjVNxU5tcoxcgUj2dSF7Pcq5aImkLr:hKyGVTU56oxEdgq5nbLr

    • 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

    • Checks if the Android device is rooted.

    • Removes its main activity from the application launcher

    • 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 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 changing the default SMS application.

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

MITRE ATT&CK Mobile v15

Tasks