Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10-11-2024 12:00

General

  • Target

    25jZMPTiQqNIVH0Cs2hi6z9r.exe

  • Size

    1.7MB

  • MD5

    6753c0fadc839415e31b170b5df98fc7

  • SHA1

    7adbd92546bc0516013c0f6832ea272cf0606c60

  • SHA256

    01550ee84ac5a220197177182fd2f3f9c9e845b416d06a384384e3cd62ecb569

  • SHA512

    92c0264046f1293b02ccccbb3cb5b80510d2d3a1d1caff23815adb4c715d0aced08e57682c6dcb76fdca70eb46bc819db2a763f050f74de27fbb3946dca504ab

  • SSDEEP

    49152:pAI+r+g7ELp4UtaupKvwS9IBfgUtckcL1YsNP:pAI+CvK88wScgUAL1Ys5

Malware Config

Extracted

Family

ffdroider

C2

http://152.32.151.93

Signatures

  • Detect Fabookie payload 1 IoCs
  • FFDroider

    Stealer targeting social media platform users first seen in April 2022.

  • FFDroider payload 1 IoCs
  • Fabookie

    Fabookie is facebook account info stealer.

  • Fabookie family
  • Ffdroider family
  • Detected Nirsoft tools 2 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25jZMPTiQqNIVH0Cs2hi6z9r.exe
    "C:\Users\Admin\AppData\Local\Temp\25jZMPTiQqNIVH0Cs2hi6z9r.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1448
    • C:\Program Files (x86)\Company\NewProduct\customer3.exe
      "C:\Program Files (x86)\Company\NewProduct\customer3.exe"
      2⤵
      • Executes dropped EXE
      PID:2688
    • C:\Program Files (x86)\Company\NewProduct\md8_8eus.exe
      "C:\Program Files (x86)\Company\NewProduct\md8_8eus.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2716
    • C:\Program Files (x86)\Company\NewProduct\jooyu.exe
      "C:\Program Files (x86)\Company\NewProduct\jooyu.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2548
      • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
        C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1824
      • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
        C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:1852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Company\NewProduct\customer3.exe

    Filesize

    244KB

    MD5

    1daac0c9a48a79976539b0722f9c3d3b

    SHA1

    843218f70a6a7fd676121e447b5b74acb0d87100

    SHA256

    e496ce805aa5b3ed8e1898803a536c683d031c5a61b2a54e5c89e02c4febecdf

    SHA512

    2259e6e27e6ca6155b50bc0dfd8c3f9f1a31db53c8b4d1811e94e927e30aba2ded4c92a34dfee042d96bd5fd7cbfdbb73d168cc8d66f9b3a37df40980d6dfebc

  • C:\Program Files (x86)\Company\NewProduct\jooyu.exe

    Filesize

    971KB

    MD5

    aed57d50123897b0012c35ef5dec4184

    SHA1

    568571b12ca44a585df589dc810bf53adf5e8050

    SHA256

    096021eb5950ee16b7ec51756abe05f90c3530206e16286e7610b8a5a544a85e

    SHA512

    ea0ee3a0762baa3539e8026a8c624ad897efe005faadcf1ff67ebfc555f29b912b24ad4342d5e0c209f36f5288867246bd1bdfed7df739e608a72fa7b4fa2d7c

  • C:\Program Files (x86)\Company\NewProduct\md8_8eus.exe

    Filesize

    829KB

    MD5

    ce11de1000560d312bf6ab0b5327e87b

    SHA1

    557f3f780cb0f694887ada330a87ba976cdb168f

    SHA256

    126daa976d1eaec1bd68eb53748caa325fc537f865051dd0d5f09d599175861a

    SHA512

    655b45bcf75a79c174caf6fae84560980511d068f67a89883f70b264e88983f729c604b3484fdcb8d8f8a83105e43d740fe70e7a006806136bc423453d769655

  • C:\Users\Admin\AppData\Local\Temp\Cab1557.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar1579.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt

    Filesize

    31B

    MD5

    b7161c0845a64ff6d7345b67ff97f3b0

    SHA1

    d223f855da541fe8e4c1d5c50cb26da0a1deb5fc

    SHA256

    fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66

    SHA512

    98d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680

  • \Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe

    Filesize

    184KB

    MD5

    7fee8223d6e4f82d6cd115a28f0b6d58

    SHA1

    1b89c25f25253df23426bd9ff6c9208f1202f58b

    SHA256

    a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59

    SHA512

    3ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4

  • \Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe

    Filesize

    61KB

    MD5

    a6279ec92ff948760ce53bba817d6a77

    SHA1

    5345505e12f9e4c6d569a226d50e71b5a572dce2

    SHA256

    8b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181

    SHA512

    213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c

  • memory/1448-46-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/1448-37-0x0000000003550000-0x0000000003794000-memory.dmp

    Filesize

    2.3MB

  • memory/1448-38-0x0000000003550000-0x0000000003794000-memory.dmp

    Filesize

    2.3MB

  • memory/1824-59-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1824-62-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1852-114-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2548-53-0x0000000002910000-0x000000000296B000-memory.dmp

    Filesize

    364KB

  • memory/2548-101-0x0000000000210000-0x0000000000232000-memory.dmp

    Filesize

    136KB

  • memory/2548-115-0x0000000002910000-0x000000000296B000-memory.dmp

    Filesize

    364KB

  • memory/2548-117-0x0000000002910000-0x000000000296B000-memory.dmp

    Filesize

    364KB

  • memory/2548-118-0x0000000000210000-0x0000000000232000-memory.dmp

    Filesize

    136KB

  • memory/2716-49-0x0000000000400000-0x0000000000644000-memory.dmp

    Filesize

    2.3MB

  • memory/2716-40-0x0000000000400000-0x0000000000644000-memory.dmp

    Filesize

    2.3MB

  • memory/2716-39-0x0000000000020000-0x0000000000023000-memory.dmp

    Filesize

    12KB