Analysis

  • max time kernel
    141s
  • max time network
    72s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    11-05-2021 12:16

General

  • Target

    Request for Quotation-4505527156.pdf.exe

  • Size

    808KB

  • MD5

    53ee1719315e25f5a485e032b7596c89

  • SHA1

    ba28ef98dc4e74277c0fe370a7dd21e655b1abd4

  • SHA256

    de0b80f33037ee2253015508b278b103356b4ca38df599ecb1c91fa1403211c2

  • SHA512

    3f0b0ecb915e8d5ab4aec38049d00e5368d1d256110d4a8544444bec3db402ea02897111aefaa517d427de5ebf971b5bd7e38f1b2ea622d53552d3d3ee2818ce

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.saudimedlabexpo.com
  • Port:
    587
  • Username:
    info@saudimedlabexpo.com
  • Password:
    ]dTqP-]^T]Pt

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 3 IoCs
  • Adds Run key to start application 2 TTPs 1 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 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Request for Quotation-4505527156.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Request for Quotation-4505527156.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1028
    • 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\Request for Quotation-4505527156.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:896
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aUcLiD.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1544
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aUcLiD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1130.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1740
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aUcLiD.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:928
    • C:\Users\Admin\AppData\Local\Temp\Request for Quotation-4505527156.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Request for Quotation-4505527156.pdf.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1172

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_0bc674c6-b729-4481-8d76-89eddc0c5ca4
    MD5

    d89968acfbd0cd60b51df04860d99896

    SHA1

    b3c29916ccb81ce98f95bbf3aa8a73de16298b29

    SHA256

    1020cc7c929cd5a4e68ccb40353ca76f427df363f0d95e456eb79db039bdb2b9

    SHA512

    b0e886cce598371b59131fed1535e220c798691bad93ef9474ba440066f5a6bd77a60966604b7a5ff6298b2e200c9dd0c8f9f04aff208b2af423480ead4e8842

  • 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_116e279f-c05c-4053-8167-ac87354b6a02
    MD5

    a70ee38af4bb2b5ed3eeb7cbd1a12fa3

    SHA1

    81dbaeae4b0f9e1adc0a1e3d6d76a12396498ba9

    SHA256

    dd2f41f92f19c3fe031bdf5da68ab06768e26762d0077b290cd0094df1d5d58d

    SHA512

    8c69a5300c7545c5c4b25a0594e6813b6b7a85b5f3ae7fc5464b4074fe6f50b2f49d31cacf19bc20a02bb8e237656f1b9b2a3f6a3953e3a8478ca2adc154e0e3

  • 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_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_9568ef6a-dd97-432c-849b-163f7528e018
    MD5

    354b8209f647a42e2ce36d8cf326cc92

    SHA1

    98c3117f797df69935f8b09fc9e95accfe3d8346

    SHA256

    feae405d288fdd38438f9d9b54f791f3ce3805f1bb88780da5aca402ad372239

    SHA512

    420be869b58e9a7a2c31f2550ac269df832935692a6431d455a10d9b426781e79d91e30ace2c465633b8a7ff2be1bf49734d8b99a390090dc4b36411d4391ff0

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_97574650-5281-4822-a756-afcbeb657ecc
    MD5

    7f79b990cb5ed648f9e583fe35527aa7

    SHA1

    71b177b48c8bd745ef02c2affad79ca222da7c33

    SHA256

    080ec69d3f2abac629a0bdc314f150ad42a9a1b0a031b1d5c7b5b80051c48683

    SHA512

    20926edf7f0b990da4bd8d7ba91bd8bf7b952b75080f687afa7197a91777604688303d38b4a0a7240b558c23f2e0cd927d3590765109f8be0551f5eb050eafda

  • 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

    cc4195dce9792d0428b687271ff78b29

    SHA1

    5ff711e0f5a69ef5d9ed035681c31dfb0cb35fd7

    SHA256

    e921d1e087ed1958784f02c85be57ff8e2dbf626a5fcac5dc1873bac4f1a9114

    SHA512

    2111623d2308e18d8f7486d77f440f4b1f30cfe69245488beb73eb35911048a83f795f5e10f3610080b642b7f91913be682f058fc9da45fd2376f015ac68248e

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

    15abcd95d8f53f8993552f96034112dc

    SHA1

    99310881ed8e9c5e281d45b7891662d6a370a1f7

    SHA256

    1879707b32f5e579f7be8f30ccfa3baf8f4663a9ca7aaa7ebd73a7a65815a7d5

    SHA512

    b7e2771ac4f4fda0ba7ce92be2367cfab2bc4008e3923a59e9c55af9023a09e9f5060861325118d01bdce436a4dabc52a7759e1fe121ed8c5180e9cabc4df2ed

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

    1c9e04cc8febbbf033875e78b3155f94

    SHA1

    5ae0658dd786e53d585f7a19db44402954507393

    SHA256

    2cdd1b5ff63ba4bc8cc9a2f49a200f380e0996d403bb7550996c00d87aacf227

    SHA512

    e286cce2b4b85cfed5375bf1a033ff11ea5fa47164d107b24cf031ebf7c7dcd568c7c4fd38471fd295291ccad363b74bf0bb44e9f6330ab10d458a54cb7bb640

  • C:\Users\Admin\AppData\Local\Temp\tmp1130.tmp
    MD5

    89aa4b9bf81c3fff01ba2d89973e3d02

    SHA1

    00bc51c25a633bde25f42abeebd265ed5671179e

    SHA256

    aa2647358dddc0f8701c3526130d88ca158d297d8c1c0c8c77d266da7039c77a

    SHA512

    1383efc969597030996d5a564df21da18aa58cc94c61ea95995571e3d01f11cb373f8f4572ecade21da6ae5355bd433808bb282f43ccf3204c068908f80e860a

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

    490a898a869db7cd34481079c7f52974

    SHA1

    dfe3783e0d4b317e2a54a7134f4485f69fa2f7b7

    SHA256

    6f30a79e0c2ae4d6e8e342a7695dbe6e0b3349b852899d1e727fa621cb8c8a10

    SHA512

    1bd62d5e234aaa9b3d68507f3f8d67ab5679c6c38477aacd8d5b8223c66e4a9ec88d3e68d4a30e2e5b09b8ae3a741e5c76719b259f9f82d7d374c9a4b77e2aaa

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

    490a898a869db7cd34481079c7f52974

    SHA1

    dfe3783e0d4b317e2a54a7134f4485f69fa2f7b7

    SHA256

    6f30a79e0c2ae4d6e8e342a7695dbe6e0b3349b852899d1e727fa621cb8c8a10

    SHA512

    1bd62d5e234aaa9b3d68507f3f8d67ab5679c6c38477aacd8d5b8223c66e4a9ec88d3e68d4a30e2e5b09b8ae3a741e5c76719b259f9f82d7d374c9a4b77e2aaa

  • memory/896-75-0x0000000004900000-0x0000000004901000-memory.dmp
    Filesize

    4KB

  • memory/896-66-0x0000000000000000-mapping.dmp
  • memory/896-79-0x00000000048C2000-0x00000000048C3000-memory.dmp
    Filesize

    4KB

  • memory/896-78-0x00000000048C0000-0x00000000048C1000-memory.dmp
    Filesize

    4KB

  • memory/896-73-0x00000000009C0000-0x00000000009C1000-memory.dmp
    Filesize

    4KB

  • memory/896-96-0x0000000004770000-0x0000000004771000-memory.dmp
    Filesize

    4KB

  • memory/896-67-0x0000000075801000-0x0000000075803000-memory.dmp
    Filesize

    8KB

  • memory/928-90-0x0000000002130000-0x0000000002D7A000-memory.dmp
    Filesize

    12.3MB

  • memory/928-81-0x0000000000000000-mapping.dmp
  • memory/1028-62-0x0000000004F00000-0x0000000004F01000-memory.dmp
    Filesize

    4KB

  • memory/1028-65-0x0000000002310000-0x00000000023A7000-memory.dmp
    Filesize

    604KB

  • memory/1028-64-0x0000000005610000-0x00000000056D5000-memory.dmp
    Filesize

    788KB

  • memory/1028-63-0x00000000004B0000-0x00000000004B4000-memory.dmp
    Filesize

    16KB

  • memory/1028-60-0x0000000000BF0000-0x0000000000BF1000-memory.dmp
    Filesize

    4KB

  • memory/1172-84-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1172-85-0x00000000004375BE-mapping.dmp
  • memory/1172-92-0x00000000049F0000-0x00000000049F1000-memory.dmp
    Filesize

    4KB

  • memory/1172-86-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1544-106-0x00000000056F0000-0x00000000056F1000-memory.dmp
    Filesize

    4KB

  • memory/1544-122-0x0000000006230000-0x0000000006231000-memory.dmp
    Filesize

    4KB

  • memory/1544-137-0x0000000006300000-0x0000000006301000-memory.dmp
    Filesize

    4KB

  • memory/1544-138-0x0000000006310000-0x0000000006311000-memory.dmp
    Filesize

    4KB

  • memory/1544-77-0x0000000004820000-0x0000000004821000-memory.dmp
    Filesize

    4KB

  • memory/1544-68-0x0000000000000000-mapping.dmp
  • memory/1544-80-0x0000000004822000-0x0000000004823000-memory.dmp
    Filesize

    4KB

  • memory/1544-115-0x0000000006280000-0x0000000006281000-memory.dmp
    Filesize

    4KB

  • memory/1544-114-0x000000007EF30000-0x000000007EF31000-memory.dmp
    Filesize

    4KB

  • memory/1544-107-0x0000000006130000-0x0000000006131000-memory.dmp
    Filesize

    4KB

  • memory/1544-101-0x0000000005650000-0x0000000005651000-memory.dmp
    Filesize

    4KB

  • memory/1544-93-0x0000000002500000-0x0000000002501000-memory.dmp
    Filesize

    4KB

  • memory/1740-70-0x0000000000000000-mapping.dmp