Analysis

  • max time kernel
    109s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    28-07-2021 09:02

General

  • Target

    GHAI SHIPMENT SCHEDULE 28TH-07-2021.exe

  • Size

    1.2MB

  • MD5

    e330461dfd3ff5099a0b05e06bc4bda9

  • SHA1

    0faeb359703506fd0e0fa21ab3b23dda5ea868e6

  • SHA256

    f85de586c3a33df88ebb5493c0bbcbd18c9f732e201c4c1604f2b2779976434e

  • SHA512

    078bd784300123e45954db43d8d2ad941af2015856e533781303a60357f56d013cf9a3da1c023b38df81e0e186103bf98ed7f8edede42b35a6128e0b4a9381dc

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.themainreport.co.nz
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    -I;MGhTyL{AQ

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • CustAttr .NET packer 1 IoCs

    Detects CustAttr .NET packer in memory.

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\GHAI SHIPMENT SCHEDULE 28TH-07-2021.exe
    "C:\Users\Admin\AppData\Local\Temp\GHAI SHIPMENT SCHEDULE 28TH-07-2021.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1808
    • 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\GHAI SHIPMENT SCHEDULE 28TH-07-2021.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:836
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ayFJdzpy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:580
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ayFJdzpy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE456.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1812
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ayFJdzpy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:408
    • C:\Users\Admin\AppData\Local\Temp\GHAI SHIPMENT SCHEDULE 28TH-07-2021.exe
      "C:\Users\Admin\AppData\Local\Temp\GHAI SHIPMENT SCHEDULE 28TH-07-2021.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1056
      • C:\Users\Admin\AppData\Local\Temp\apwxc.exe
        "C:\Users\Admin\AppData\Local\Temp\apwxc.exe"
        3⤵
        • Executes dropped EXE
        PID:1580

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_06d9de84-7cf4-4e28-8c30-a68facbbdda3
    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_1abda922-9e0e-4200-89d0-60796083afcc
    MD5

    be4d72095faf84233ac17b94744f7084

    SHA1

    cc78ce5b9c57573bd214a8f423ee622b00ebb1ec

    SHA256

    b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc

    SHA512

    43856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1ce55c8c-57de-4775-ba1a-08009137a8f8
    MD5

    a70ee38af4bb2b5ed3eeb7cbd1a12fa3

    SHA1

    81dbaeae4b0f9e1adc0a1e3d6d76a12396498ba9

    SHA256

    dd2f41f92f19c3fe031bdf5da68ab06768e26762d0077b290cd0094df1d5d58d

    SHA512

    8c69a5300c7545c5c4b25a0594e6813b6b7a85b5f3ae7fc5464b4074fe6f50b2f49d31cacf19bc20a02bb8e237656f1b9b2a3f6a3953e3a8478ca2adc154e0e3

  • 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_7c02ed0e-96b2-4c7c-8e63-342f63f3b9d1
    MD5

    354b8209f647a42e2ce36d8cf326cc92

    SHA1

    98c3117f797df69935f8b09fc9e95accfe3d8346

    SHA256

    feae405d288fdd38438f9d9b54f791f3ce3805f1bb88780da5aca402ad372239

    SHA512

    420be869b58e9a7a2c31f2550ac269df832935692a6431d455a10d9b426781e79d91e30ace2c465633b8a7ff2be1bf49734d8b99a390090dc4b36411d4391ff0

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_8ad83493-8699-4b66-9d6e-accca0470c3e
    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

    710f99a44f81258fbc6a5db49dc41d67

    SHA1

    00ae4e098f6043a8d4f3211e468c87c028ffe19d

    SHA256

    199914a035e44661aaa695d0cbf94b023583393146755d02778548052574de3c

    SHA512

    02c567066a1641fdda1600adc27eebf5799b4e58d659395ff0a0d26e65734540d56386ff26ae0fef1d4c37983eec4d3e2a6c7d09080fe0b7c42a800b44270686

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

    4d4400c8966c3c08b7e133220f932912

    SHA1

    5018145abcd1ca53c56c16468c8305d8e958581c

    SHA256

    f7546e5a422aca89b5f7bebd9a48e1afc5f9ff3d1e97e23baee01f2f636305ee

    SHA512

    b9aff5ca7886b307159b971c50cfca03cd72822020ceb12d57f6a817f8cb30a7cd2ae913ee92d239292aa75aec2d092769dab4b271bd593e3cc8d21bcb45edb1

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

    4c095a3c244178d65daf384ccc159b25

    SHA1

    211601ab962db74a7a03460d7cc159b7b12f3c08

    SHA256

    0b14d16ca1a330df56380d866598ccb6251db9ed4c0be114e8a1e085bdf90b75

    SHA512

    fa9081fd5b908ea3baef24ac93f51acfd7bdf7219a1b95b3ddd746d78f3928f94279aa3fd3437e608dbc6e187f559dfa31532457e25be8594edba93fe0fafef5

  • C:\Users\Admin\AppData\Local\Temp\apwxc.exe
    MD5

    ddde6fc0ce346b0ab7bb0c8c02a09d33

    SHA1

    1067652f21fd05902288613746b5e2ea79bd07f9

    SHA256

    a375d88a6666e7101b4f582ea0239033e4716e883ecb301245011e9c58054a9c

    SHA512

    66a92b7f14371069d78876add097fb8f847755eff95edd846939566f0ce219b686f265c8a57dbe6e19e5f12145bfbfcccff09371413a758005d1aee7d8490c49

  • C:\Users\Admin\AppData\Local\Temp\apwxc.exe
    MD5

    ddde6fc0ce346b0ab7bb0c8c02a09d33

    SHA1

    1067652f21fd05902288613746b5e2ea79bd07f9

    SHA256

    a375d88a6666e7101b4f582ea0239033e4716e883ecb301245011e9c58054a9c

    SHA512

    66a92b7f14371069d78876add097fb8f847755eff95edd846939566f0ce219b686f265c8a57dbe6e19e5f12145bfbfcccff09371413a758005d1aee7d8490c49

  • C:\Users\Admin\AppData\Local\Temp\tmpE456.tmp
    MD5

    58635cc7a61201a85b8042a26a95c025

    SHA1

    335bf5d29669bf3899a35efc8bd9e95ec573e9fc

    SHA256

    362f69be9701568dadde8396e54ac9f9ebffe545d61655a96ca202948e110206

    SHA512

    5126b7d460dba13e097cb9773623d94142d69c44a284a5b1602e083239a53e8bf7c5e09e90ce0ae395d1d715cb81a667ab6129049013a51ac5c127b9a91b7a98

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

    516410668ac3b8a8d9f272307020984b

    SHA1

    ce1da8b4b30207672ba260428fbe32136bd689d3

    SHA256

    58e76d37e05450c2b8eed1cdf8139d97c353249daa04950874d2dcbd41713f30

    SHA512

    502b97e4a013e4f16f686d97250172f3541b75164dfbe6b6cb9d8743f6d0ad5dd0513ce1a8c4d2214765a2a5f66c6b072ff58c5a61fa19c8e58467a5d22cc50e

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

    516410668ac3b8a8d9f272307020984b

    SHA1

    ce1da8b4b30207672ba260428fbe32136bd689d3

    SHA256

    58e76d37e05450c2b8eed1cdf8139d97c353249daa04950874d2dcbd41713f30

    SHA512

    502b97e4a013e4f16f686d97250172f3541b75164dfbe6b6cb9d8743f6d0ad5dd0513ce1a8c4d2214765a2a5f66c6b072ff58c5a61fa19c8e58467a5d22cc50e

  • \Users\Admin\AppData\Local\Temp\apwxc.exe
    MD5

    ddde6fc0ce346b0ab7bb0c8c02a09d33

    SHA1

    1067652f21fd05902288613746b5e2ea79bd07f9

    SHA256

    a375d88a6666e7101b4f582ea0239033e4716e883ecb301245011e9c58054a9c

    SHA512

    66a92b7f14371069d78876add097fb8f847755eff95edd846939566f0ce219b686f265c8a57dbe6e19e5f12145bfbfcccff09371413a758005d1aee7d8490c49

  • memory/408-96-0x0000000005400000-0x0000000005401000-memory.dmp
    Filesize

    4KB

  • memory/408-90-0x0000000002110000-0x0000000002111000-memory.dmp
    Filesize

    4KB

  • memory/408-92-0x0000000002112000-0x0000000002113000-memory.dmp
    Filesize

    4KB

  • memory/408-75-0x0000000000000000-mapping.dmp
  • memory/580-102-0x0000000006030000-0x0000000006031000-memory.dmp
    Filesize

    4KB

  • memory/580-137-0x0000000006300000-0x0000000006301000-memory.dmp
    Filesize

    4KB

  • memory/580-68-0x0000000000000000-mapping.dmp
  • memory/580-107-0x00000000060E0000-0x00000000060E1000-memory.dmp
    Filesize

    4KB

  • memory/580-108-0x0000000006120000-0x0000000006121000-memory.dmp
    Filesize

    4KB

  • memory/580-115-0x0000000006280000-0x0000000006281000-memory.dmp
    Filesize

    4KB

  • memory/580-93-0x0000000002540000-0x0000000002541000-memory.dmp
    Filesize

    4KB

  • memory/580-73-0x0000000002210000-0x0000000002211000-memory.dmp
    Filesize

    4KB

  • memory/580-101-0x000000007EF30000-0x000000007EF31000-memory.dmp
    Filesize

    4KB

  • memory/580-76-0x0000000004940000-0x0000000004941000-memory.dmp
    Filesize

    4KB

  • memory/580-88-0x0000000004902000-0x0000000004903000-memory.dmp
    Filesize

    4KB

  • memory/580-86-0x0000000004900000-0x0000000004901000-memory.dmp
    Filesize

    4KB

  • memory/580-122-0x0000000006240000-0x0000000006241000-memory.dmp
    Filesize

    4KB

  • memory/580-138-0x0000000006310000-0x0000000006311000-memory.dmp
    Filesize

    4KB

  • memory/836-89-0x00000000048E2000-0x00000000048E3000-memory.dmp
    Filesize

    4KB

  • memory/836-87-0x00000000048E0000-0x00000000048E1000-memory.dmp
    Filesize

    4KB

  • memory/836-66-0x0000000000000000-mapping.dmp
  • memory/836-67-0x0000000075041000-0x0000000075043000-memory.dmp
    Filesize

    8KB

  • memory/1056-91-0x0000000004C20000-0x0000000004C21000-memory.dmp
    Filesize

    4KB

  • memory/1056-81-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1056-79-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1056-80-0x000000000043783E-mapping.dmp
  • memory/1580-149-0x0000000000000000-mapping.dmp
  • memory/1580-152-0x0000000000800000-0x0000000000801000-memory.dmp
    Filesize

    4KB

  • memory/1580-154-0x0000000004C80000-0x0000000004C81000-memory.dmp
    Filesize

    4KB

  • memory/1808-60-0x0000000000B30000-0x0000000000B31000-memory.dmp
    Filesize

    4KB

  • memory/1808-65-0x00000000004A0000-0x00000000004D9000-memory.dmp
    Filesize

    228KB

  • memory/1808-64-0x0000000005430000-0x00000000054A8000-memory.dmp
    Filesize

    480KB

  • memory/1808-63-0x0000000000280000-0x000000000028B000-memory.dmp
    Filesize

    44KB

  • memory/1808-62-0x00000000005F0000-0x00000000005F1000-memory.dmp
    Filesize

    4KB

  • memory/1812-70-0x0000000000000000-mapping.dmp