Analysis

  • max time kernel
    2481851s
  • max time network
    152s
  • platform
    android_x64
  • resource
    android-x64-arm64-20231215-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20231215-enlocale:en-usos:android-11-x64system
  • submitted
    20-12-2023 10:36

General

  • Target

    a48b1693a2f824848da0c258859e2c9081d6a8e11d7fb2e0d93a8aa2613037d1.apk

  • Size

    2.7MB

  • MD5

    035a2266813f3d204c64b7be514f913f

  • SHA1

    09ce3654ff984682c917d1b37c28d245f771a6c0

  • SHA256

    a48b1693a2f824848da0c258859e2c9081d6a8e11d7fb2e0d93a8aa2613037d1

  • SHA512

    73a6016d7ddec0102f4621f05940dd3103264295fb45c5073ba9dfc2576e903f7dc3828fa21defc8174ea14e0397242afa4fd1812e137c1d19eb5f9a69ab5112

  • SSDEEP

    49152:xWrpqJ2SIjTsnRQ96BVMZlf4fcrkDTCv5ZsOzrdtGiZjKNlNs:epqgS0q+g22C7zrLGSMlNs

Malware Config

Extracted

Family

ermac

C2

http://193.106.191.121:3434

AES_key
AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

  • Ermac2 payload 1 IoCs
  • Makes use of the framework's Accessibility service 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Removes its main activity from the application launcher 2 IoCs
  • Loads dropped Dex/Jar 1 IoCs

    Runs executable file dropped to the device during analysis.

  • Acquires the wake lock 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI)
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.loloxitohuna.pitogoxa
    1⤵
    • Makes use of the framework's Accessibility service
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Acquires the wake lock
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4484

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.loloxitohuna.pitogoxa/app_DynamicOptDex/oat/wlrjatm.json.cur.prof

    Filesize

    501B

    MD5

    d0200674b18042f787e1dc7f587b04a7

    SHA1

    d496ddd795efb71ffe1ed292203e7bedbbbebc3b

    SHA256

    b7e8fc2fef6af35ab87cbae596ea9c12310a5eaa97cb149b40c98cdb6bede578

    SHA512

    4954cb87b21401fa9948ba729a176a4c3bffe5dc0cc6316966e57936d4d3918e5ac6e79fc3a08997fbe1cb38c61cff36ceca5117e019c9cafdec8cb9f74c1a81

  • /data/data/com.loloxitohuna.pitogoxa/app_DynamicOptDex/wlrjatm.json

    Filesize

    456KB

    MD5

    4c861f23b48c50285d3fe240a336950e

    SHA1

    527cf74f4f20ff2afd67b8a0ac04fa83b7bcb9c2

    SHA256

    6604888c866c79aeebc4a038dc7d5ebf652037d4de71659f96f84f2193dde5fa

    SHA512

    428f65798ce60ebcdc3bab385471cf7c0b2531ec52dfe21cf446808902580e4b477c4f75a404dbf8aa2bc5443683a5b8c0550322262c6c23fd0f89c64bc954fe

  • /data/data/com.loloxitohuna.pitogoxa/app_DynamicOptDex/wlrjatm.json

    Filesize

    456KB

    MD5

    dbca80627a721964e636e3cbb30f9b2d

    SHA1

    741a237cd5f831d29a547606b65f9303fac722cb

    SHA256

    167b174e02b58ac4d2d7513dd0e5f6a29f0d733699aeb1ca3f1a67e17556f92e

    SHA512

    5865f7ac40cf08ff07072322d64398af9c3d43d54d95b96ad28e52732dbe07e535c3b3a2856ae9829160ca2cc287f0ef3136a0b7e7eeb99eaee8534a2418589d

  • /data/user/0/com.loloxitohuna.pitogoxa/app_DynamicOptDex/wlrjatm.json

    Filesize

    899KB

    MD5

    2149d0e1c412d8a5e22b955a46ada4d0

    SHA1

    e9bf7faa4653613f261e1539373959b83c4346d1

    SHA256

    4c9091f9d6538bba4c53ce557b5ef35f47c86faad03fbb9b001232c70960a1ee

    SHA512

    3c8922374b44932ad16093b25688e650a2f255d2a351ce8db1e6ac9991df122b66ae414c5887322424cc6ddc8f5c676e775515313096611c9f60382a8f88809e