Analysis

  • max time kernel
    84s
  • max time network
    131s
  • platform
    android_x86
  • resource
    android-x86-arm-20240221-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240221-enlocale:en-usos:android-9-x86system
  • submitted
    01-04-2024 03:52

General

  • Target

    66ff573205df6847e473db816628bf8a_JaffaCakes118.apk

  • Size

    2.8MB

  • MD5

    66ff573205df6847e473db816628bf8a

  • SHA1

    28e6eb9fc01ae3b4a640c3a9aeef0b9d95de9666

  • SHA256

    45e63dd8588695731b33aa0b84f386f89fc4022166a42900e0467dabd4867d17

  • SHA512

    3d8f599a894775784f44d00719b7793ac2b3cfaf8d0ab10ae8f619987bf026c9dfce867f8927a979fe47e6a1ed39e623372cac6d05950942e9fb7b1ffbb0954c

  • SSDEEP

    49152:U3m/urrVOMqRfx3uOidtyMwf2OgEW+omEBOjTxP0MYuJsysPlZteGTV83dN:Smir5qr+OetO+zKtP0/uGyqPzV83n

Malware Config

Extracted

Family

cerberus

C2

http://144.91.116.117

Signatures

  • Cerberus

    An Android banker that is being rented to actors beginning in 2019.

  • Makes use of the framework's Accessibility service 2 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 3 IoCs

    Runs executable file dropped to the device during analysis.

  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Listens for changes in the sensor environment (might be used to detect emulation) 1 TTPs 1 IoCs

Processes

  • com.regular.border
    1⤵
    • Makes use of the framework's Accessibility service
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Listens for changes in the sensor environment (might be used to detect emulation)
    PID:4231
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.regular.border/app_DynamicOptDex/MonTqA.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.regular.border/app_DynamicOptDex/oat/x86/MonTqA.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4256

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.regular.border/app_DynamicOptDex/MonTqA.json

    Filesize

    124KB

    MD5

    c212366c194a61a6a4015bc1c020b3a4

    SHA1

    01f1f46dfe2be5d2e2dc7d623cbe059018bda145

    SHA256

    ec9e915d2e16d92e92a9ad32dc2b9e2179dae0bd832a1b438982deb9556367d4

    SHA512

    e5a63bb7a1a4ab2ec8233612f14cd27329a97e5f40d53c629605ab589ca9d18e93c0db266377b95c40f38cd2ec6cfb0bcb42bb55b2e10e88d4718961aa828f89

  • /data/data/com.regular.border/app_DynamicOptDex/MonTqA.json

    Filesize

    124KB

    MD5

    8d60dce1edca6786040afe676b55db5d

    SHA1

    de1d09234c0138d97f1fd2c233e3ffd0a7fc5d19

    SHA256

    e43f67209b6ffb23a42da427f47434003b2074bfbec5bf06b8c6189de04de9de

    SHA512

    88fd0a0ea6424f83086d9f11759ca6298d1209a86ed7a184adaa0783332e595d3d1c996e5af4b89926872dd39ffd30953691ec7c41a9d813a5fc39c9bf33f96e

  • /data/data/com.regular.border/app_DynamicOptDex/oat/MonTqA.json.cur.prof

    Filesize

    818B

    MD5

    44ade340192eff09c7f0da676adb3ba5

    SHA1

    de713ddb2ab61722d22b40bcdfc987b974967d5a

    SHA256

    8e64705b3fdbfcaa19910e71025dae4cebc002c7d14e418face3faa31d624acc

    SHA512

    cd8873a1c29e9f19d01d372bfe5e4945b371f3cf99674858caa135f0f1afb0355fae28876d47a6d3e959133369b32c875f4f458cf2652f38759979570fa6f0b5

  • /data/user/0/com.regular.border/app_DynamicOptDex/MonTqA.json

    Filesize

    124KB

    MD5

    3e2adfd7407e4ceea2affe3da4d33fd2

    SHA1

    af9f8b9bb406e623d76fe25fc1f65b32a3b8ef6a

    SHA256

    d8b52343bdb91460c47a03a96610fb589d92fb940a1df8163127b3cd5cd68faf

    SHA512

    9e01da7565c1458c8c96cc253657ef4b2773c6fe2ad78f9a9316747c859707ceb6494c154c023f98abca755e7f3caf982746bed64e71993f24e8859fc14a3d31