Analysis

  • max time kernel
    126s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    16-04-2021 23:13

General

  • Target

    TRANSFERENCIA MISMO BANCO OTRO TITULAR BANCO AGRARIO DE COLOMBIA.exe

  • Size

    1.0MB

  • MD5

    bc0057f2f79389ac4b6837c6b9e01239

  • SHA1

    b3b8950d0829187de5dd133fb7c24957da7d591e

  • SHA256

    535547d574d192bd58faf18b39b1508af8e75c167b38fb1f0dafbba77a1cfabb

  • SHA512

    d055d358fd8e13ea9ec98292c5c9c5e5b30abb98a69cbcadb6972988741593076368ad6433ce27c500e52a53af8be6c8a4f276656713c543f66d5254689406eb

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

C2

parrarobertogali10.duckdns.org:1884

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • aes_key

    UWjy2UHG1k5J2or57HtKfk85dQrUidYK

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    Default

  • host

    parrarobertogali10.duckdns.org

  • hwid

    3

  • install_file

  • install_folder

    %AppData%

  • mutex

    AsyncMutex_6SI8OkPnk

  • pastebin_config

    null

  • port

    1884

  • version

    0.5.7B

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

  • Async RAT payload 3 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TRANSFERENCIA MISMO BANCO OTRO TITULAR BANCO AGRARIO DE COLOMBIA.exe
    "C:\Users\Admin\AppData\Local\Temp\TRANSFERENCIA MISMO BANCO OTRO TITULAR BANCO AGRARIO DE COLOMBIA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • 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\TRANSFERENCIA MISMO BANCO OTRO TITULAR BANCO AGRARIO DE COLOMBIA.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1624
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IJvYuv.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1228
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IJvYuv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5782.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:432
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IJvYuv.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:912
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1632

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_10a2719f-ab19-452c-9537-375fecbe5f96
    MD5

    df44874327d79bd75e4264cb8dc01811

    SHA1

    1396b06debed65ea93c24998d244edebd3c0209d

    SHA256

    55de642c5c9e436ec01c57004dae797022442c3245daf7162d19a5585f221181

    SHA512

    95dc9298b8db059bbe746f67e6a7f8515781c7053cc60c01532e47623a996be7e1bd23d1bd8f5f2045adff27454f44930d503c15b695690088841cedbd2a06c3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1abda922-9e0e-4200-89d0-60796083afcc
    MD5

    be4d72095faf84233ac17b94744f7084

    SHA1

    cc78ce5b9c57573bd214a8f423ee622b00ebb1ec

    SHA256

    b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc

    SHA512

    43856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_32b21970-4839-4ac5-a2ad-cc925aecc47c
    MD5

    a725bb9fafcf91f3c6b7861a2bde6db2

    SHA1

    8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

    SHA256

    51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

    SHA512

    1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_32b21970-4839-4ac5-a2ad-cc925aecc47c
    MD5

    a725bb9fafcf91f3c6b7861a2bde6db2

    SHA1

    8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

    SHA256

    51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

    SHA512

    1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_50dcc78f-8758-493a-8acc-ebddf2a021f6
    MD5

    d89968acfbd0cd60b51df04860d99896

    SHA1

    b3c29916ccb81ce98f95bbf3aa8a73de16298b29

    SHA256

    1020cc7c929cd5a4e68ccb40353ca76f427df363f0d95e456eb79db039bdb2b9

    SHA512

    b0e886cce598371b59131fed1535e220c798691bad93ef9474ba440066f5a6bd77a60966604b7a5ff6298b2e200c9dd0c8f9f04aff208b2af423480ead4e8842

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_60554f64-a36e-4439-8748-76f202d7cb75
    MD5

    02ff38ac870de39782aeee04d7b48231

    SHA1

    0390d39fa216c9b0ecdb38238304e518fb2b5095

    SHA256

    fbd66a9baf753db31b8de23f2d51b67f8676687503653103080c45b16f1dc876

    SHA512

    24a1ff76ee42ff7a5ea42843928c4df07b06178f7781cd840e1e086e88735d81506eb67259ff1e6ce5aaa7c5baea03886da265eb7e025ff4dc4c4b5f8cd3e341

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6ccb18ff-7a22-469e-90e7-ccc861e1432b
    MD5

    b6d38f250ccc9003dd70efd3b778117f

    SHA1

    d5a17c02cac698d4f0a4a9b7d71db2aa19e3f18a

    SHA256

    4de9d7b5ccab7b67ca8efc83084c7ee6e5e872b7216ed4683bc5da950bf41265

    SHA512

    67d8195836b7f280d3f9219fd0f58276342e55d5dfdd8a4c54355030d96685d73f1b2b6da0eb39322ec7c3a1d1c5ef06b52d22646cea30a96f822de1800d31e9

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7bc5ca8a-50eb-4a28-856a-31595e01418a
    MD5

    597009ea0430a463753e0f5b1d1a249e

    SHA1

    4e38b8bb65ecbd5c9f0d3d8c47f7caba33de6c62

    SHA256

    3fd2a8217a845c43dbc0dc206c28be81d2687aa9ba62019d905aef10cfaec45d

    SHA512

    5d722fa908e64575b2497c60d142e182011a10c6ed33813b3b4796b3147ece1bc96938518b4c8911a1bac3b7560528ebe3e8e754c11015516d335df5d7c6871d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a0511a9e-c1c4-4e5b-99b3-ee6782bcedfa
    MD5

    354b8209f647a42e2ce36d8cf326cc92

    SHA1

    98c3117f797df69935f8b09fc9e95accfe3d8346

    SHA256

    feae405d288fdd38438f9d9b54f791f3ce3805f1bb88780da5aca402ad372239

    SHA512

    420be869b58e9a7a2c31f2550ac269df832935692a6431d455a10d9b426781e79d91e30ace2c465633b8a7ff2be1bf49734d8b99a390090dc4b36411d4391ff0

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a71d8535-a7cc-4a0d-a27f-5d4dcaf174b3
    MD5

    7f79b990cb5ed648f9e583fe35527aa7

    SHA1

    71b177b48c8bd745ef02c2affad79ca222da7c33

    SHA256

    080ec69d3f2abac629a0bdc314f150ad42a9a1b0a031b1d5c7b5b80051c48683

    SHA512

    20926edf7f0b990da4bd8d7ba91bd8bf7b952b75080f687afa7197a91777604688303d38b4a0a7240b558c23f2e0cd927d3590765109f8be0551f5eb050eafda

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_ab32730d-3c41-4c7a-93f5-43e477e6ce30
    MD5

    a70ee38af4bb2b5ed3eeb7cbd1a12fa3

    SHA1

    81dbaeae4b0f9e1adc0a1e3d6d76a12396498ba9

    SHA256

    dd2f41f92f19c3fe031bdf5da68ab06768e26762d0077b290cd0094df1d5d58d

    SHA512

    8c69a5300c7545c5c4b25a0594e6813b6b7a85b5f3ae7fc5464b4074fe6f50b2f49d31cacf19bc20a02bb8e237656f1b9b2a3f6a3953e3a8478ca2adc154e0e3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_bd47eb21-a96b-4ccd-99d7-0d9f3f6c10b6
    MD5

    75a8da7754349b38d64c87c938545b1b

    SHA1

    5c28c257d51f1c1587e29164cc03ea880c21b417

    SHA256

    bf08151c174b5d00c9dbc7907b2c6a01b4be76bfa3afce1e8bd98a04ad833c96

    SHA512

    798797bc74c56c874e9a5fdcb0157c04e37a1b3cce285ef064b01bceef8cec45f11a5198918c6c647220b62883606b5e12e3cca3ea369f3a66e69dea6e15f643

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_c9b427a0-6073-4eb8-9b09-f8e4712d7ab5
    MD5

    5e3c7184a75d42dda1a83606a45001d8

    SHA1

    94ca15637721d88f30eb4b6220b805c5be0360ed

    SHA256

    8278033a65d1ff48be4d86e11f87930d187692f59f8bf2f0a9d170de285afb59

    SHA512

    fae99b6e9b106e0f1c30aa4082b25ae1ad643455c1295c2c16ad534e3e611b9b08492353ffe1af1cfdddc9b2b7c330747a64012c45e62b8f4a4982dcc214e05b

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

    d2f1d6aee62f3b68fab3a03aabede6e8

    SHA1

    82a6891f9f840a1ab3e72955ac0f3391f25cc227

    SHA256

    b64599a1b7a5a2a8c29be27aa634d5240361591ccb7afd11ef8a488682d30c66

    SHA512

    973d3bb9f49166f8f56ba6de9a4591a6997d3d050bfc93da875dc71b0c7727b22728ebd2ab999576cfa77274c59e234a892cafdbe7c4f50dd55edc23f635d345

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

    4c4aba2a74c2e53abd7224b3a67731b0

    SHA1

    89631a3f5875bb84a7c8f8e27c1cbb080b6b782a

    SHA256

    792fa20cf24ccf40d79dea381f4846f9d2b2e3a24feb42fd4f5280fd6410654b

    SHA512

    955fe568b245e331eef6c25a9ae2f08483cfec877abacf0aa9dcb45d06efaa11fa12b5c1b277349cd22fcd608e3419d3ce0919ebbff4d426f5d198203f8f036a

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

    2a5a40a503a26e8c204ad6dfab316def

    SHA1

    5556cabf6cc8f1a95e2de8395a337f120f694c59

    SHA256

    e33e496bbfd6a7715e902105d6898020b830dd5c25fc6ddd50dca618061ec862

    SHA512

    a174d8463089799421f0157c7a15356cd07e697b332c8ff899e25d6eab2eb91b09b8783040e1230ffb0ec3b76167ba0a8c026a97e136566c59585dfc412df7ee

  • C:\Users\Admin\AppData\Local\Temp\tmp5782.tmp
    MD5

    85345df7472b72a426c47127110c8e57

    SHA1

    477cc5525130d3976fa61ae81f8474d4c2fa9ed4

    SHA256

    37508c43f16b64bda42884cb9a4664393a8531232ebe8e3b600b04d11a79bc0c

    SHA512

    ec5f8cc8c5b858e9b8f347e868b493b6b1f87ee1992dd82c089dd3bbd3bb9560adbdad3183a2deebb4dca46eecf29be8d76861dbbbced8750330756c44d453e7

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

    d5a5fb14d058c38f7a0401bde2de681f

    SHA1

    e97e612dec379db5ecdc34368490a33ebac422e5

    SHA256

    7df4725977646e0f35816803e6fd4d8c763888f9e4c4b497a3826f52cdb95581

    SHA512

    ba83add4f8df5f4b9370b70d6a128b86ac853b730c1a573d04bc346d4fb39bc3223d43550680575b55f8a8a1f9076c99b302380c2c81b33e493c26d12dbffbe3

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

    d5a5fb14d058c38f7a0401bde2de681f

    SHA1

    e97e612dec379db5ecdc34368490a33ebac422e5

    SHA256

    7df4725977646e0f35816803e6fd4d8c763888f9e4c4b497a3826f52cdb95581

    SHA512

    ba83add4f8df5f4b9370b70d6a128b86ac853b730c1a573d04bc346d4fb39bc3223d43550680575b55f8a8a1f9076c99b302380c2c81b33e493c26d12dbffbe3

  • memory/432-69-0x0000000000000000-mapping.dmp
  • memory/912-77-0x0000000000000000-mapping.dmp
  • memory/912-116-0x0000000006340000-0x0000000006341000-memory.dmp
    Filesize

    4KB

  • memory/912-138-0x00000000063C0000-0x00000000063C1000-memory.dmp
    Filesize

    4KB

  • memory/912-86-0x0000000002120000-0x0000000002D6A000-memory.dmp
    Filesize

    12.3MB

  • memory/912-123-0x00000000056D0000-0x00000000056D1000-memory.dmp
    Filesize

    4KB

  • memory/912-101-0x0000000005710000-0x0000000005711000-memory.dmp
    Filesize

    4KB

  • memory/912-106-0x0000000006140000-0x0000000006141000-memory.dmp
    Filesize

    4KB

  • memory/912-139-0x00000000063D0000-0x00000000063D1000-memory.dmp
    Filesize

    4KB

  • memory/912-108-0x000000007EF30000-0x000000007EF31000-memory.dmp
    Filesize

    4KB

  • memory/912-109-0x00000000061F0000-0x00000000061F1000-memory.dmp
    Filesize

    4KB

  • memory/1080-64-0x0000000005C20000-0x0000000005CAF000-memory.dmp
    Filesize

    572KB

  • memory/1080-65-0x0000000000B30000-0x0000000000B79000-memory.dmp
    Filesize

    292KB

  • memory/1080-63-0x00000000007D0000-0x00000000007D6000-memory.dmp
    Filesize

    24KB

  • memory/1080-62-0x00000000009A0000-0x00000000009A1000-memory.dmp
    Filesize

    4KB

  • memory/1080-60-0x0000000000F50000-0x0000000000F51000-memory.dmp
    Filesize

    4KB

  • memory/1228-82-0x0000000004B50000-0x0000000004B51000-memory.dmp
    Filesize

    4KB

  • memory/1228-72-0x0000000002390000-0x0000000002391000-memory.dmp
    Filesize

    4KB

  • memory/1228-92-0x0000000002710000-0x0000000002711000-memory.dmp
    Filesize

    4KB

  • memory/1228-84-0x0000000004B52000-0x0000000004B53000-memory.dmp
    Filesize

    4KB

  • memory/1228-68-0x0000000000000000-mapping.dmp
  • memory/1624-85-0x0000000004872000-0x0000000004873000-memory.dmp
    Filesize

    4KB

  • memory/1624-74-0x00000000048B0000-0x00000000048B1000-memory.dmp
    Filesize

    4KB

  • memory/1624-83-0x0000000004870000-0x0000000004871000-memory.dmp
    Filesize

    4KB

  • memory/1624-67-0x0000000075801000-0x0000000075803000-memory.dmp
    Filesize

    8KB

  • memory/1624-66-0x0000000000000000-mapping.dmp
  • memory/1624-95-0x0000000004850000-0x0000000004851000-memory.dmp
    Filesize

    4KB

  • memory/1632-88-0x000000000040C74E-mapping.dmp
  • memory/1632-107-0x0000000004BA0000-0x0000000004BA1000-memory.dmp
    Filesize

    4KB

  • memory/1632-90-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

  • memory/1632-87-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB