Analysis

  • max time kernel
    43s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 02:01

General

  • Target

    48377990a627fd28859862e7328916ec1ddc95d8eab3cb83c73c4720ff52ff7e.exe

  • Size

    2.5MB

  • MD5

    1d8d2ab0cf1721a8448416c9eea1aa7a

  • SHA1

    89c797f781f43f66e9135a33158a4c55a1b220ac

  • SHA256

    48377990a627fd28859862e7328916ec1ddc95d8eab3cb83c73c4720ff52ff7e

  • SHA512

    6082722fc35a20b8765e237a2e5a2f11ff0409fb05f6ed6d0a37d5f366b763a275181fb65cd49997db39d1f4f3ce47dd7deca247513890102e0d5f25a215e93a

  • SSDEEP

    49152:h1Os/CpYO/dJJDHhs6oxRkNfehWfNs4VGufZ9JODSTz4bk7:h1O/ly7kNfrNq47

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 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.

  • Drops Chrome extension 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 11 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\48377990a627fd28859862e7328916ec1ddc95d8eab3cb83c73c4720ff52ff7e.exe
    "C:\Users\Admin\AppData\Local\Temp\48377990a627fd28859862e7328916ec1ddc95d8eab3cb83c73c4720ff52ff7e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1188
    • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\wEcINsdT2jwjBwz.exe
      .\wEcINsdT2jwjBwz.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1408
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\Browser Shop\ep7Ky5Hbqeuusq.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1780
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\Browser Shop\ep7Ky5Hbqeuusq.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:676

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Browser Shop\ep7Ky5Hbqeuusq.dat
    Filesize

    6KB

    MD5

    616d011ba7fd260e03457b4bc3e9f429

    SHA1

    aaf9a60838c33d13ec7b66d9532829435dc695b7

    SHA256

    11ff6beb692bb6b3a8cbbfe9b429618c02e8319a01e58c1282f4fdaab0c3074b

    SHA512

    891b17a345b279cb6537fa65511594a2f0d582afcbfd0b88dfb4be291dca27d915cc05225ea56f26b9dc2c60168d705f07f532b92badeaa27c463426e7b2f47c

  • C:\Program Files (x86)\Browser Shop\ep7Ky5Hbqeuusq.x64.dll
    Filesize

    872KB

    MD5

    337b97dbbcc7ad4d75fb5a90652e6de3

    SHA1

    50e50243af1819e62a7512d85e6dd67b8e1ed103

    SHA256

    b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

    SHA512

    dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    684786d6728ecb3352bd666bdd205595

    SHA1

    6cefe8ef9ec2ea488cb8d15c16346215379803de

    SHA256

    572f18d78a745251c7101e146b118f692d9023ea99a6484f020f5b8e30537c29

    SHA512

    383952d3db03d4f38d51045558dfa8086a78b6f06327dda0884fce8b0f6657810eb207fdde73bd675347847daed5caa5b20a9663f1e55177d8e9325b46a939bf

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\[email protected]\content\bg.js
    Filesize

    7KB

    MD5

    96b6724119bfd56f795c49e5539ead75

    SHA1

    46dc1db4c2fa8ac54a679a7135816846eac867ae

    SHA256

    5fcf4bf344c242454a78c4b416a08e90e4a5bb591eb6efd26f0e1eb5a059a3c2

    SHA512

    f82d5b9997f1e40854540b3944abded99cb8162a4efd5775eb717efd4754f44ac537116961bc0b5cce3a2c7e996fbd1045eeef5134b12197fffb00039e47a9f1

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\[email protected]\install.rdf
    Filesize

    604B

    MD5

    d5a8e3f311806f5ddd9edcb28a5b195e

    SHA1

    8be2735b24188b25ae597a95da8f899cebf6363e

    SHA256

    a0e3761cee4dcb50f0ce660da84226f247c5123a324cb8f6d06b810144d5b2cc

    SHA512

    9c2ee4af13e3c58cd1d9675e31229b9c9b62bb437365f44954124fb3e2216a1abed40e9dcc7bcc7bb8391748d8f9991146d6b51c50afdaee6992bb93147f51ab

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\ep7Ky5Hbqeuusq.dll
    Filesize

    738KB

    MD5

    49961c7c9a7aef57f49adf50d1c810f6

    SHA1

    fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

    SHA256

    c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

    SHA512

    8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\ep7Ky5Hbqeuusq.tlb
    Filesize

    3KB

    MD5

    e3ab22d8beac0180520ab5289a64419b

    SHA1

    1456ba2c78b293e5a80185fefdf05f5dbe424937

    SHA256

    0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

    SHA512

    c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\ep7Ky5Hbqeuusq.x64.dll
    Filesize

    872KB

    MD5

    337b97dbbcc7ad4d75fb5a90652e6de3

    SHA1

    50e50243af1819e62a7512d85e6dd67b8e1ed103

    SHA256

    b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

    SHA512

    dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\phphenlkkmolloihdnlpphekmoekcdmk\background.html
    Filesize

    142B

    MD5

    f6a48037deecc6692134cb3b6f16b774

    SHA1

    7793c5f9a57777f213aebcaf7855182155d73134

    SHA256

    85f01642b932811ef5dc88d343baf57c3aa669c0ba2e79b119818f0ef3718520

    SHA512

    5c5a8011869ad479347845b706214986b74c083d4b560eaea1f2e1a4d644df95092686123da5263c8f2635459e1997d826f3f3f9e2c3598b467c05c05805038a

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\phphenlkkmolloihdnlpphekmoekcdmk\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\phphenlkkmolloihdnlpphekmoekcdmk\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\phphenlkkmolloihdnlpphekmoekcdmk\manifest.json
    Filesize

    504B

    MD5

    d532994175ac6e4e8fea2ae07edef6ff

    SHA1

    5646eab3cebc8b0a804103b63f08a63db784a77d

    SHA256

    f9a190f8cfafdeddfe9627366bcd108e42b7fa07c8d074f1570bd77489f39c4d

    SHA512

    ba6ddc11423c0b0d93de3e3ecb9eeebe29470723282165aa67de4329a5f9af7e390869a7cbd0834c1ff115a1ed0a274bed686b4b6630e98b268ec1f2a9a8dadb

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\phphenlkkmolloihdnlpphekmoekcdmk\yzPNn.js
    Filesize

    5KB

    MD5

    8e186e2953297acb2bb1466f191c8b5a

    SHA1

    0ad030d6df4d809929e3d32602572069c79810e2

    SHA256

    d87ef402a3ceda7841504452d3dcc785c2879eb3fe21a491fb7ec78a00484347

    SHA512

    72bcef6907b4c03d6a046b7fbc52158a464b579e955ee8da866fc5b6c5cf554eb9bf002fab938a9b884d7ab554ae736a43f6920a041a751718005273531186b2

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\wEcINsdT2jwjBwz.dat
    Filesize

    6KB

    MD5

    616d011ba7fd260e03457b4bc3e9f429

    SHA1

    aaf9a60838c33d13ec7b66d9532829435dc695b7

    SHA256

    11ff6beb692bb6b3a8cbbfe9b429618c02e8319a01e58c1282f4fdaab0c3074b

    SHA512

    891b17a345b279cb6537fa65511594a2f0d582afcbfd0b88dfb4be291dca27d915cc05225ea56f26b9dc2c60168d705f07f532b92badeaa27c463426e7b2f47c

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\wEcINsdT2jwjBwz.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zSAF82.tmp\wEcINsdT2jwjBwz.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • \Program Files (x86)\Browser Shop\ep7Ky5Hbqeuusq.dll
    Filesize

    738KB

    MD5

    49961c7c9a7aef57f49adf50d1c810f6

    SHA1

    fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

    SHA256

    c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

    SHA512

    8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

  • \Program Files (x86)\Browser Shop\ep7Ky5Hbqeuusq.x64.dll
    Filesize

    872KB

    MD5

    337b97dbbcc7ad4d75fb5a90652e6de3

    SHA1

    50e50243af1819e62a7512d85e6dd67b8e1ed103

    SHA256

    b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

    SHA512

    dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

  • \Program Files (x86)\Browser Shop\ep7Ky5Hbqeuusq.x64.dll
    Filesize

    872KB

    MD5

    337b97dbbcc7ad4d75fb5a90652e6de3

    SHA1

    50e50243af1819e62a7512d85e6dd67b8e1ed103

    SHA256

    b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

    SHA512

    dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

  • \Users\Admin\AppData\Local\Temp\7zSAF82.tmp\wEcINsdT2jwjBwz.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/676-78-0x000007FEFBD41000-0x000007FEFBD43000-memory.dmp
    Filesize

    8KB

  • memory/676-77-0x0000000000000000-mapping.dmp
  • memory/1188-54-0x0000000075BE1000-0x0000000075BE3000-memory.dmp
    Filesize

    8KB

  • memory/1408-56-0x0000000000000000-mapping.dmp
  • memory/1780-73-0x0000000000000000-mapping.dmp