Analysis

  • max time kernel
    120s
  • max time network
    81s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    05-05-2021 10:02

General

  • Target

    IMAGE-20210505-2001902818921.exe

  • Size

    746KB

  • MD5

    ca14ee6f98ab550e2e1c44f533302d07

  • SHA1

    66304f4bcc82214ee9cdcfee76f3769be868ddee

  • SHA256

    5965d771551e261280e191116d9ed9aeae23eefea54753f2a23792df5e315b02

  • SHA512

    93eb40379e3ade148bff54bda92c8cd70ad887354ccc5af322dc98cc0661de881e6f6353762dc44f92a35ab1c62b799294d9cf1aae85958c5fdb58d1cfac123c

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.merckcbd.com/dei5/

Decoy

studiomullerphoto.com

reallionairewear.com

dogsalondoggy-tail.com

excelmache.net

bigdiscounters.com

7986799.com

ignition.guru

xiaoxu.info

jpinpd.com

solpool.info

uchooswrewards.com

everestengineeringworks.com

qianglongzhipin.com

deepimper-325.com

appliedrate.com

radsazemehr.com

vivabematividadesfisicas.com

capacitalo.com

somecore.com

listingclass.net

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IMAGE-20210505-2001902818921.exe
    "C:\Users\Admin\AppData\Local\Temp\IMAGE-20210505-2001902818921.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\IMAGE-20210505-2001902818921.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:368
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AJWuOzen.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:764
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AJWuOzen" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCCA2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1144
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AJWuOzen.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1484
    • C:\Users\Admin\AppData\Local\Temp\IMAGE-20210505-2001902818921.exe
      "C:\Users\Admin\AppData\Local\Temp\IMAGE-20210505-2001902818921.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1428

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_00aca825-3eeb-4139-888f-9d4a9685adb7
    MD5

    a70ee38af4bb2b5ed3eeb7cbd1a12fa3

    SHA1

    81dbaeae4b0f9e1adc0a1e3d6d76a12396498ba9

    SHA256

    dd2f41f92f19c3fe031bdf5da68ab06768e26762d0077b290cd0094df1d5d58d

    SHA512

    8c69a5300c7545c5c4b25a0594e6813b6b7a85b5f3ae7fc5464b4074fe6f50b2f49d31cacf19bc20a02bb8e237656f1b9b2a3f6a3953e3a8478ca2adc154e0e3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1602f747-c1a3-4345-8dec-4dcb8b1f72e5
    MD5

    02ff38ac870de39782aeee04d7b48231

    SHA1

    0390d39fa216c9b0ecdb38238304e518fb2b5095

    SHA256

    fbd66a9baf753db31b8de23f2d51b67f8676687503653103080c45b16f1dc876

    SHA512

    24a1ff76ee42ff7a5ea42843928c4df07b06178f7781cd840e1e086e88735d81506eb67259ff1e6ce5aaa7c5baea03886da265eb7e025ff4dc4c4b5f8cd3e341

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1d69119c-d418-4c06-abf6-9b5ae8b64e8d
    MD5

    7f79b990cb5ed648f9e583fe35527aa7

    SHA1

    71b177b48c8bd745ef02c2affad79ca222da7c33

    SHA256

    080ec69d3f2abac629a0bdc314f150ad42a9a1b0a031b1d5c7b5b80051c48683

    SHA512

    20926edf7f0b990da4bd8d7ba91bd8bf7b952b75080f687afa7197a91777604688303d38b4a0a7240b558c23f2e0cd927d3590765109f8be0551f5eb050eafda

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_2d686436-375c-4ee1-bd4a-9e44ccd248ba
    MD5

    75a8da7754349b38d64c87c938545b1b

    SHA1

    5c28c257d51f1c1587e29164cc03ea880c21b417

    SHA256

    bf08151c174b5d00c9dbc7907b2c6a01b4be76bfa3afce1e8bd98a04ad833c96

    SHA512

    798797bc74c56c874e9a5fdcb0157c04e37a1b3cce285ef064b01bceef8cec45f11a5198918c6c647220b62883606b5e12e3cca3ea369f3a66e69dea6e15f643

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4375eeb7-a65d-43f1-a616-02c5ad6c5370
    MD5

    be4d72095faf84233ac17b94744f7084

    SHA1

    cc78ce5b9c57573bd214a8f423ee622b00ebb1ec

    SHA256

    b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc

    SHA512

    43856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_569b1554-e3a0-4c2b-a545-4286e73e2e23
    MD5

    d89968acfbd0cd60b51df04860d99896

    SHA1

    b3c29916ccb81ce98f95bbf3aa8a73de16298b29

    SHA256

    1020cc7c929cd5a4e68ccb40353ca76f427df363f0d95e456eb79db039bdb2b9

    SHA512

    b0e886cce598371b59131fed1535e220c798691bad93ef9474ba440066f5a6bd77a60966604b7a5ff6298b2e200c9dd0c8f9f04aff208b2af423480ead4e8842

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6fe5bd95-2cea-4aea-9c8c-dd67bac4295b
    MD5

    df44874327d79bd75e4264cb8dc01811

    SHA1

    1396b06debed65ea93c24998d244edebd3c0209d

    SHA256

    55de642c5c9e436ec01c57004dae797022442c3245daf7162d19a5585f221181

    SHA512

    95dc9298b8db059bbe746f67e6a7f8515781c7053cc60c01532e47623a996be7e1bd23d1bd8f5f2045adff27454f44930d503c15b695690088841cedbd2a06c3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7544df11-f25a-416a-8f6c-d3817c276740
    MD5

    354b8209f647a42e2ce36d8cf326cc92

    SHA1

    98c3117f797df69935f8b09fc9e95accfe3d8346

    SHA256

    feae405d288fdd38438f9d9b54f791f3ce3805f1bb88780da5aca402ad372239

    SHA512

    420be869b58e9a7a2c31f2550ac269df832935692a6431d455a10d9b426781e79d91e30ace2c465633b8a7ff2be1bf49734d8b99a390090dc4b36411d4391ff0

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_bc2fe8ee-69c0-48ce-8821-1fab80ab4eeb
    MD5

    597009ea0430a463753e0f5b1d1a249e

    SHA1

    4e38b8bb65ecbd5c9f0d3d8c47f7caba33de6c62

    SHA256

    3fd2a8217a845c43dbc0dc206c28be81d2687aa9ba62019d905aef10cfaec45d

    SHA512

    5d722fa908e64575b2497c60d142e182011a10c6ed33813b3b4796b3147ece1bc96938518b4c8911a1bac3b7560528ebe3e8e754c11015516d335df5d7c6871d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fa12b0a1-3d6a-4bab-a74a-253a75ca0598
    MD5

    5e3c7184a75d42dda1a83606a45001d8

    SHA1

    94ca15637721d88f30eb4b6220b805c5be0360ed

    SHA256

    8278033a65d1ff48be4d86e11f87930d187692f59f8bf2f0a9d170de285afb59

    SHA512

    fae99b6e9b106e0f1c30aa4082b25ae1ad643455c1295c2c16ad534e3e611b9b08492353ffe1af1cfdddc9b2b7c330747a64012c45e62b8f4a4982dcc214e05b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fd9bf4da-ec38-4847-85c5-d50f35796d4c
    MD5

    a725bb9fafcf91f3c6b7861a2bde6db2

    SHA1

    8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

    SHA256

    51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

    SHA512

    1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fd9bf4da-ec38-4847-85c5-d50f35796d4c
    MD5

    a725bb9fafcf91f3c6b7861a2bde6db2

    SHA1

    8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

    SHA256

    51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

    SHA512

    1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fe80cd26-0cf7-4e38-9884-6dab53b04ca9
    MD5

    b6d38f250ccc9003dd70efd3b778117f

    SHA1

    d5a17c02cac698d4f0a4a9b7d71db2aa19e3f18a

    SHA256

    4de9d7b5ccab7b67ca8efc83084c7ee6e5e872b7216ed4683bc5da950bf41265

    SHA512

    67d8195836b7f280d3f9219fd0f58276342e55d5dfdd8a4c54355030d96685d73f1b2b6da0eb39322ec7c3a1d1c5ef06b52d22646cea30a96f822de1800d31e9

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
    MD5

    15036103c91f999b41a585ea37b9f0d2

    SHA1

    ec60d68d844e2f6b8b8c426bfbcf9fecc78fb31b

    SHA256

    5b2cac89f184617473e95686ebaea3111dd7829081e1aa02acd2050d624fd153

    SHA512

    4b3c8db0c8bab81956fa89d3e4b29be397c644770810f7d959684446bccdf7b8c704008c629f3f5c996f2d58336768d7893bb6d8a70490515c786e8ac88cf088

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
    MD5

    d991ceeef73da1c6ebd5c49d6f64c151

    SHA1

    eb65eabb751a9a5f0b8dceaf53f2965a9f0a23ee

    SHA256

    ef7c430ac167d2cbc340d1fe60104f4cbdb4abafc703f1f41dcdae398884d1f2

    SHA512

    00adac0b26440ce2821c7dd6ddc9b8063cfcb7027c341c4df1811c8f49ee2d184ee694e1eb8debf85d3eb2194335935e03cfa46514186634c50d705bf39792ba

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
    MD5

    0237200eafb4a50b5232917cfd979f13

    SHA1

    4c8f7ddf1cd277677cda82665ff4d4faf03a1800

    SHA256

    2a51ece8074229bb11fd09eabb2cdf0801820b35f73c894f87309797904faec6

    SHA512

    ea8f21a5fffa0158c7031a27893e31ea9b69511abee72754ca4ea170fb20cdf8ae17211409a082ea805dd1c81d0a9b130982921786303ffa32f57b0f2cdaa2e3

  • C:\Users\Admin\AppData\Local\Temp\tmpCCA2.tmp
    MD5

    cc2fda5b93327b30f16b544de5a02ef7

    SHA1

    0df7bebabf450d158a1eb309c2a7004c52e90947

    SHA256

    582a20dc9d68803aabef311c0913b30c2ef47a5210ff59eafed34df1d593098f

    SHA512

    e8ca820ba7323a6ad7305b5ec18b611e9434967488fe5f43df0ffd5388c1899cf26a0cd621ee185d9a6140dbd00da934409fd1c63a3ee3eaf56e96e192f0a107

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
    MD5

    539477beda788c61f9064209ea87b2a6

    SHA1

    fa252b5d0a7fb6547b0ef76d52bf13be77de2966

    SHA256

    e6e5e999558f1561c984f423398a592c459b736ec8749da7438a2dc6f9b88917

    SHA512

    ecd774ea6f534f99e545b6f5d0e87a3e681ea062081c8251d69de0063242c8a9257471e5194bf9f6e062005cfe677a95eb39be7311b40a67873fc6a76dae7b56

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
    MD5

    539477beda788c61f9064209ea87b2a6

    SHA1

    fa252b5d0a7fb6547b0ef76d52bf13be77de2966

    SHA256

    e6e5e999558f1561c984f423398a592c459b736ec8749da7438a2dc6f9b88917

    SHA512

    ecd774ea6f534f99e545b6f5d0e87a3e681ea062081c8251d69de0063242c8a9257471e5194bf9f6e062005cfe677a95eb39be7311b40a67873fc6a76dae7b56

  • memory/368-77-0x0000000004970000-0x0000000004971000-memory.dmp
    Filesize

    4KB

  • memory/368-72-0x0000000000CD0000-0x0000000000CD1000-memory.dmp
    Filesize

    4KB

  • memory/368-86-0x0000000000F50000-0x0000000000F51000-memory.dmp
    Filesize

    4KB

  • memory/368-66-0x0000000000000000-mapping.dmp
  • memory/368-67-0x0000000075011000-0x0000000075013000-memory.dmp
    Filesize

    8KB

  • memory/368-137-0x0000000006310000-0x0000000006311000-memory.dmp
    Filesize

    4KB

  • memory/368-95-0x00000000012D0000-0x00000000012D1000-memory.dmp
    Filesize

    4KB

  • memory/368-100-0x0000000005610000-0x0000000005611000-memory.dmp
    Filesize

    4KB

  • memory/368-105-0x0000000005670000-0x0000000005671000-memory.dmp
    Filesize

    4KB

  • memory/368-106-0x0000000006180000-0x0000000006181000-memory.dmp
    Filesize

    4KB

  • memory/368-107-0x000000007EF30000-0x000000007EF31000-memory.dmp
    Filesize

    4KB

  • memory/368-114-0x0000000006240000-0x0000000006241000-memory.dmp
    Filesize

    4KB

  • memory/368-136-0x0000000006300000-0x0000000006301000-memory.dmp
    Filesize

    4KB

  • memory/368-121-0x00000000055D0000-0x00000000055D1000-memory.dmp
    Filesize

    4KB

  • memory/368-78-0x0000000004972000-0x0000000004973000-memory.dmp
    Filesize

    4KB

  • memory/764-75-0x0000000004BB0000-0x0000000004BB1000-memory.dmp
    Filesize

    4KB

  • memory/764-80-0x0000000004B72000-0x0000000004B73000-memory.dmp
    Filesize

    4KB

  • memory/764-68-0x0000000000000000-mapping.dmp
  • memory/764-79-0x0000000004B70000-0x0000000004B71000-memory.dmp
    Filesize

    4KB

  • memory/1144-69-0x0000000000000000-mapping.dmp
  • memory/1428-82-0x0000000000400000-0x000000000042E000-memory.dmp
    Filesize

    184KB

  • memory/1428-93-0x0000000000990000-0x0000000000C93000-memory.dmp
    Filesize

    3.0MB

  • memory/1428-83-0x000000000041ECD0-mapping.dmp
  • memory/1484-81-0x0000000000000000-mapping.dmp
  • memory/1484-92-0x0000000000FD2000-0x0000000000FD3000-memory.dmp
    Filesize

    4KB

  • memory/1484-91-0x0000000000FD0000-0x0000000000FD1000-memory.dmp
    Filesize

    4KB

  • memory/1684-60-0x0000000001250000-0x0000000001251000-memory.dmp
    Filesize

    4KB

  • memory/1684-65-0x0000000000AF0000-0x0000000000B58000-memory.dmp
    Filesize

    416KB

  • memory/1684-64-0x0000000004FB0000-0x000000000505D000-memory.dmp
    Filesize

    692KB

  • memory/1684-63-0x0000000000A50000-0x0000000000A5E000-memory.dmp
    Filesize

    56KB

  • memory/1684-62-0x0000000000490000-0x0000000000491000-memory.dmp
    Filesize

    4KB