Analysis

  • max time kernel
    3518683s
  • max time network
    76s
  • platform
    android_x64
  • resource
    android-x64-20230621-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20230621-enlocale:en-usos:android-10-x64system
  • submitted
    07-08-2023 20:31

General

  • Target

    73d121b346a55550b35afdb1b3828d0474981afa0efa8a48332147c520c5707f.apk

  • Size

    1.9MB

  • MD5

    a5b3d8f5cdd23539d15999eb42db04a3

  • SHA1

    d0e67af1c5c53a905c4b585d07463357d4c2e62a

  • SHA256

    73d121b346a55550b35afdb1b3828d0474981afa0efa8a48332147c520c5707f

  • SHA512

    b7f451135ecb549ee0a21e30d62b09710c23090ae99fa67d495349d649b9032836a2d4874cd9c08c111a32f8745457b7594b0a3bafbdebfcdab6ff1c3756d9e9

  • SSDEEP

    49152:LNfbRndNMaoiAzvqHR4fG6SbSzpa8bFOGqb:JDRjMaoBz2BbT8Ls

Malware Config

Extracted

Family

ermac

C2

http://193.106.191.148:3434

AES_key
AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

  • Ermac2 payload 1 IoCs
  • Loads dropped Dex/Jar 1 IoCs

    Runs executable file dropped to the device during analysis.

  • Reads information about phone network operator.
  • Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

Processes

  • com.doviveracolo.cejexawo
    1⤵
    • Loads dropped Dex/Jar
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:4877

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.doviveracolo.cejexawo/app_DynamicOptDex/Qm.json

    Filesize

    452KB

    MD5

    32ed722a57067a4c56f8ee2be1e3e1ea

    SHA1

    7e1fc8446ed27ff8606863ce4b9785b1f6f81537

    SHA256

    5e4d5b0645a41df83e59fedb81259b90424b670d02e3651b853c1ea5a02758b8

    SHA512

    0feadb8dd5242a0b248a4f5d2fcca57f1af6cdbc1a6c913732477dd0a275200e8d0a927e3e1a4334713acd9149c027897abf4e6002c41a1f0a96d0877a0998e4

  • /data/user/0/com.doviveracolo.cejexawo/app_DynamicOptDex/Qm.json

    Filesize

    890KB

    MD5

    3bb80bc78453df5e92323cd3cf02b09b

    SHA1

    dee317fe397694e13868a30a4f64032cff9ae5f6

    SHA256

    f0a27f317b16703314bc185ae0f2ad6c9d7520b0a445d8632343a25e8799d959

    SHA512

    64240f52a8416a8230feae37fff071c657b3c4f8ae5f2eb594f257638742e43b592f922a0ad7c29e2eb106198d5a3ad14adc520a024a44ace5beeac0d69ecb4a

  • /data/user/0/com.doviveracolo.cejexawo/shared_prefs/settings.xml

    Filesize

    138B

    MD5

    45a4c2d0f29d6f0b3a8a05c54c08bd33

    SHA1

    9713f1aa8c8516d0c5576b98030c8b83285d7a71

    SHA256

    54ade7e88216c8cdaa155d2f97224a2e792d675429ec64d26839315bad51435d

    SHA512

    a5e9119494bf263daa831514754f8fdc5b09402871da1f03328933370a7631543552dc1c6279955b8a0250719b79dc3e5744aae53798e4b9af78a75c3001871e

  • /data/user/0/com.doviveracolo.cejexawo/shared_prefs/settings.xml

    Filesize

    182B

    MD5

    029b226d59f54eb9127a8fdd024fdda8

    SHA1

    e6a0b7881e82a60a1308cbb6c5a593bfe47c8091

    SHA256

    6e76e3c22986c5c07828958d1203643df3ce69cf19328a0916125e9c3c0f44ab

    SHA512

    5405066709036a0564649cbfdf8b916e56aba01e29357b742af95bf095a0be96d3ce631d6675a7944f15fb7f153d5726d4ba4e490bd0d8aa5df6d9c97be485d7

  • /data/user/0/com.doviveracolo.cejexawo/shared_prefs/settings.xml

    Filesize

    270B

    MD5

    0e98c17046d4305e96ee63dc983ccda2

    SHA1

    c49baabab2fe35ddcaeed3758356a3d92eefd3fc

    SHA256

    9bed7f98d8b1694b2a870bae443151fbf1b0522926fee5a0ea90355e3e97895b

    SHA512

    6614fa82afb4e7dd8e3cb56519d3a4e0e11ecc8805da4246153e593b4977689ef95d222356871938f98291796648ef52af79761d97e748459394bc20334b84e8

  • /data/user/0/com.doviveracolo.cejexawo/shared_prefs/settings.xml

    Filesize

    314B

    MD5

    cf07b98ed1426fa8286e862c436c7a5c

    SHA1

    cd8193924dec4757db1ae5bb864d798631edcb9c

    SHA256

    28b51a8ae5b9e3b781604c6b708b2289adbf9df6d4fe9f76d711cd9ce212f73f

    SHA512

    d9be27e70c00faf6ae8cb7bf515c9455644d3dab6745ff07cee8bd6198de63677e1b5bc4d86d393a54210d24fa94fe9aea34bcd7bddd6dcd4aa6435905dff78f