Analysis

  • max time kernel
    613377s
  • max time network
    159s
  • platform
    android_x86
  • resource
    android-x86-arm-20220310-en
  • submitted
    02-06-2022 11:35

General

  • Target

    8A563B6AF3CF74C8CBB88B99E104D949.apk

  • Size

    1.9MB

  • MD5

    8a563b6af3cf74c8cbb88b99e104d949

  • SHA1

    40ffae41446ab00552274d487545c4d88b24f5e3

  • SHA256

    3b61e0bf8eef614c6a6b8d9bf09b78e4c3db5bfabcdd8888d1042b5fd28959fe

  • SHA512

    1e7a5e05e106d43a5d7e815fdbe5cb4c09cd657929b7d4cb723b957b18740c0782085558ebc937136499e074c35e94c3c85a7d3f2e2ff7787b2a1d2ef7d354e6

Malware Config

Extracted

Family

eventbot

C2

http://ora.studiolegalebasili.com/gate_cb8a5aea1ab302f0_c

http://ora.carlaarrabitoarchitetto.com/gate_cb8a5aea1ab302f0_c

RC4_key
RC4_key
RC4_key
RC4_key
RC4_key
RC4_key
RC4_key
RC4_key
RC4_key
RC4_key
RC4_key
RC4_key
RC4_key

Signatures

  • EventBot

    A new Android banking trojan started to appear in March 2020.

  • Makes use of the framework's Accessibility service. 1 IoCs
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps). 1 IoCs
  • Acquires the wake lock. 1 IoCs
  • Loads dropped Dex/Jar 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

Processes

  • com.example.eventbot
    1⤵
    • Makes use of the framework's Accessibility service.
    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps).
    • Acquires the wake lock.
    • Loads dropped Dex/Jar
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:5297
    • /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.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.example.eventbot/app_dex/oat/x86/f2d49596a51f0ed43a27f1f7f85117.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:5382

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar

    Filesize

    46KB

    MD5

    38ca39254f9a46db520398546dcaf6e6

    SHA1

    b704089ecd20514ce6674e5c1c93cef5df4ecce9

    SHA256

    378dce8c0a1ea2ea03047f9eaf0c1b410056396f46732f2face099dd667dadcc

    SHA512

    cfc6972d5c6ceecccc3aa1bd786199b5ad14c0f6835b9a9072367a6d38575680b572483049f791101e96b41000b24b965a50cd18edb3da33709aa9e5818e482c

  • /data/user/0/com.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar

    Filesize

    99KB

    MD5

    3e73ef57893285cbe9c26c8e330997de

    SHA1

    2ae68ceacf007f68898d2694994adcb1655be833

    SHA256

    b99c44acaca99a0708629bae0231849c4ded29c98088c09a5746a5c887bfe896

    SHA512

    b65362cbd3bb33276dab1270cd01e62648e2af738eb8aebac89cc11b0a22a56d43270646989f2719d2f2e04d7bcec66cd869b597a3cd25d2ab57ab25b7b017ef

  • /data/user/0/com.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar

    Filesize

    99KB

    MD5

    4cfa48242962f332b1b3f94073210213

    SHA1

    f8672c1e699b460bcaf1a7f7dc9165a8af92284d

    SHA256

    e4f86dd8ce933d454d95b373fe0362b58704207517b1aa0663391819150de9d7

    SHA512

    965e6ba1ba3d748fd4b1e635e25248c5fa2fb0261e50d6a7e9fc84da0f1286ae01bdf134c301f6be58459854d23f8cd77c115ea80c6280dc96f0d7d4e31452bd

  • /data/user/0/com.example.eventbot/app_dex/f2d49596a51f0ed43a27f1f7f85117.jar.x86.flock

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • /data/user/0/com.example.eventbot/app_dex/oat/f2d49596a51f0ed43a27f1f7f85117.jar.cur.prof

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • /data/user/0/com.example.eventbot/app_dex/oat/x86/f2d49596a51f0ed43a27f1f7f85117.odex

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • /data/user/0/com.example.eventbot/app_dex/oat/x86/f2d49596a51f0ed43a27f1f7f85117.vdex

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e