Analysis

  • max time kernel
    2992017s
  • max time network
    134s
  • platform
    android_x86
  • resource
    android-x86-arm-20230831-en
  • submitted
    20-09-2023 06:58

General

  • Target

    chrome-update23586.apk

  • Size

    1.5MB

  • MD5

    b0ba3baecc2fedd851b6116e7582216f

  • SHA1

    71bbd2b0bcdbac9dd99d824b4bffbb9beea2e16e

  • SHA256

    a6e664bd38d4c2030e107e16efc00905f85554196bc3c4ba777edad54efefd09

  • SHA512

    94f9708d0321cbdf1fd83ee032a8c85d942e5c841d34a422d77c5256eecddec8af1d14f95efea20a071e5fb3294a9505ea4d1770602bf412d5cc07d65034a29c

  • SSDEEP

    49152:dJpRRpSEbq6PlbOXeZGZbmqDiR9AE4KoS4:dJpRRpSEb3dbOXeZQ/DZd

Malware Config

Extracted

Family

octo

C2

https://blessedik591.info/MTU2OWE0NzJjNGY5/

https://cm603lzeyxdw.site/MTU2OWE0NzJjNGY5/

https://cm603lzeyxdw1.site/MTU2OWE0NzJjNGY5/

https://arw2he7x57wp.pw/MTU2OWE0NzJjNGY5/

https://9r8i1u84t2gp.online/MTU2OWE0NzJjNGY5/

https://cm603lzeyxdw.biz/MTU2OWE0NzJjNGY5/

https://arw2he7x57wp1.pw/MTU2OWE0NzJjNGY5/

https://9r8i1u84t2gp1.online/MTU2OWE0NzJjNGY5/

https://cm603lzeyxdw.space/MTU2OWE0NzJjNGY5/

https://5a9udxg6l6gd.su/MTU2OWE0NzJjNGY5/

https://f2kic1nam25n81k.cc/MTU2OWE0NzJjNGY5/

https://maza5rra11vti251mca.info/MTU2OWE0NzJjNGY5/

https://cleverk21da912mca.live/MTU2OWE0NzJjNGY5/

https://zazarazgok7215vor1.pro/MTU2OWE0NzJjNGY5/

AES_key

Signatures

  • Octo

    Octo is a banking malware with remote access capabilities first seen in April 2022.

  • Octo payload 3 IoCs
  • Makes use of the framework's Accessibility service. 2 IoCs
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps). 1 IoCs
  • Removes its main activity from the application launcher 1 IoCs
  • Acquires the wake lock. 1 IoCs
  • Loads dropped Dex/Jar 4 IoCs

    Runs executable file dropped to the device during analysis.

  • Reads information about phone network operator.
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
  • Removes a system notification. 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

Processes

  • com.pressfigure65
    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).
    • Removes its main activity from the application launcher
    • Acquires the wake lock.
    • Loads dropped Dex/Jar
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Removes a system notification.
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:4159
    • /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.pressfigure65/app_DynamicOptDex/NKFq.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.pressfigure65/app_DynamicOptDex/oat/x86/NKFq.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4186

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.pressfigure65/.qcom.pressfigure65

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.pressfigure65/app_DynamicOptDex/NKFq.json

    Filesize

    2KB

    MD5

    a8f77d5722a4e089752397852a305a2e

    SHA1

    99124b37a548883dd05eb4007f2b697cef33898a

    SHA256

    91fd4d4ac57df1b30bc40406d2e03d68055633d5bf2cd8a184eba6f4a222c7ee

    SHA512

    a29486bb4abcff207030c8ea1d3fa4fd98654b178993847e50da19501e86360197bfb15067a7ece47ad75181e48c05f4ad1596ea436ef64490f4ae4992a5865b

  • /data/data/com.pressfigure65/app_DynamicOptDex/NKFq.json

    Filesize

    2KB

    MD5

    87f9025a2e6ce4806027e51a2d05a15a

    SHA1

    ff1b6e1f28e153f9b3f74e957953c8b53c355d01

    SHA256

    f130a5bfcfa239dfb6c9807a02599916683bb334be342c7f3e3d97a725a55a76

    SHA512

    98011fe3bc58cbd91c3c074104dd443c517e58522628a33b495f73f5b61f2fa58bb2b5597232341f3a44c2b56f98d71cde635c8d6352673c1e4566b956febf32

  • /data/data/com.pressfigure65/cache/hcjfh

    Filesize

    271KB

    MD5

    59e431e1f02923d8d1de501547797bb6

    SHA1

    5be8d6ec7112fe0d3beb30f19967b4ca232b1a17

    SHA256

    63dfc78268b922a5d0fb34f3b56d7bdd24780176bf03dbd4bbff71a5f019d7c0

    SHA512

    72a2f60d6a163bc7281ece342559684e03b230e6f7e310c09301be4440a78e8340f490e4e73a47401d366f0f1de2879ff8f5bc9e81905a9afbd070cba61b26aa

  • /data/data/com.pressfigure65/cache/oat/hcjfh.cur.prof

    Filesize

    442B

    MD5

    1828bc0f2f177421c47b268d04ad8319

    SHA1

    5ef4f025dcc3fd3ddbc0f5acf423730e5d232c39

    SHA256

    198195a745c211b29813da215269affe2f076f8f83f1bdf6a83c1cc574e41e2a

    SHA512

    7c6b95e3a49581cf55c8ec4ff36778cedf0d2f8b2fb5c68b3e9d38a8d7cd9c82e48ddda534d4677d1ae15f245ab4e5793c7ccad1c5453117e1397fc05895a896

  • /data/data/com.pressfigure65/kl.txt

    Filesize

    28B

    MD5

    6311c3fd15588bb5c126e6c28ff5fffe

    SHA1

    ce81d136fce31779f4dd62e20bdaf99c91e2fc57

    SHA256

    8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

    SHA512

    2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

  • /data/data/com.pressfigure65/kl.txt

    Filesize

    230B

    MD5

    0e98c491011e242b195c9e5e169f4e4c

    SHA1

    f2454484747991d786b1ea517e977890a86947b1

    SHA256

    c25559353ad38fb1cf95921d4b382833f917761fc18a46e9c961ef015c9bdc3e

    SHA512

    fddd7b77ca7dd37dbb2368e8da2e6f16c0c4d3aefe4ef967c7b723dad31c71ac72264cebcfbb9fad3927ab3bfb6165b29547a2bf9996cde362382594859e7f7c

  • /data/data/com.pressfigure65/kl.txt

    Filesize

    54B

    MD5

    865fef754e4774ad095dd4d3b3fd2720

    SHA1

    dfcb9513b1f398af56ee6f8d4b3e756de7d4a1d8

    SHA256

    8074ad1bd7934ab750f4870df2d520539d58c7b243eee1e6940b597c5bf719b9

    SHA512

    0d51de9d1ba3eb7806ed0886c17e5ce641e011a5271af0371d465934127ed5a503a3022f08cb2d746ae4b0bdcb4254a7bc5cbc7d403fd317309c1d5538382c78

  • /data/data/com.pressfigure65/kl.txt

    Filesize

    63B

    MD5

    fc78b26475c708f52b439885c8d5e1ff

    SHA1

    dee0fbcde0e6cd5caf92dd349fd3b0f68d1aaf29

    SHA256

    2e909ccc2d94eb5487e80d4b092d84b4dadfc4a956c3fe873252f908f73d706b

    SHA512

    cb7cc46114986064b69c8cd3af3d1482c2f3f2832b138dc805960be2ba39c059e33b4018829a21383623d23a767f43437a2c1c808bc4568a0fb561b9613c7396

  • /data/data/com.pressfigure65/kl.txt

    Filesize

    423B

    MD5

    d0f3085ab000d7c808b4a707de417add

    SHA1

    24c1191c820d75c61adea1794320cef8eea1b799

    SHA256

    f0ed5e887ab0f464c4c03d2f17b36a8dbcfb0a0772d98ffdd9c9a32ce91b5545

    SHA512

    ecd75d16ddde47ff69dca3de54bf83ee2fceff731dc021aaaf7f9f305dc732bd4ea260c5a984bdb17529569d7f5056c4af8681d6b0d4e9d0bbed28d4ec43e8b8

  • /data/user/0/com.pressfigure65/app_DynamicOptDex/NKFq.json

    Filesize

    6KB

    MD5

    d081aaa8c167bf676a3521d7dc6c888e

    SHA1

    cb56830b448ab1c485656d22d509b36839ce9acc

    SHA256

    d38501e22d23feb948612ea574812d167bc04874ec194ddb20864ca12b5f961c

    SHA512

    aa85ee5587af1c8565dd32ef2c38a8d0612d5be0fb76cff94707e2b7fa4d44dd6c2106deafcd2df9f9b2fec633f78c98ccb745e567c5cace9b5af0901a4b7fbd

  • /data/user/0/com.pressfigure65/app_DynamicOptDex/NKFq.json

    Filesize

    6KB

    MD5

    af73f1889e4ada2c7fbb0512c31c6dbb

    SHA1

    927cae26592a79b9eefda0dc8e8473954b3b49cc

    SHA256

    67b19fae633db8d33717975a406969e59cc00f2e70bd43ae41c79349c6f74a7d

    SHA512

    be7a9381f6169910e0baf052bd2978ea5577e024074d68e909244e3e5c248e856d90a9cf42bb9819a7e285a8e9fcf159f4a8de9a5c099e6f0f6b87e3e2f3916d

  • /data/user/0/com.pressfigure65/cache/hcjfh

    Filesize

    271KB

    MD5

    59e431e1f02923d8d1de501547797bb6

    SHA1

    5be8d6ec7112fe0d3beb30f19967b4ca232b1a17

    SHA256

    63dfc78268b922a5d0fb34f3b56d7bdd24780176bf03dbd4bbff71a5f019d7c0

    SHA512

    72a2f60d6a163bc7281ece342559684e03b230e6f7e310c09301be4440a78e8340f490e4e73a47401d366f0f1de2879ff8f5bc9e81905a9afbd070cba61b26aa

  • /data/user/0/com.pressfigure65/cache/hcjfh

    Filesize

    271KB

    MD5

    59e431e1f02923d8d1de501547797bb6

    SHA1

    5be8d6ec7112fe0d3beb30f19967b4ca232b1a17

    SHA256

    63dfc78268b922a5d0fb34f3b56d7bdd24780176bf03dbd4bbff71a5f019d7c0

    SHA512

    72a2f60d6a163bc7281ece342559684e03b230e6f7e310c09301be4440a78e8340f490e4e73a47401d366f0f1de2879ff8f5bc9e81905a9afbd070cba61b26aa