Analysis

  • max time kernel
    121s
  • max time network
    13s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    08-04-2021 08:07

General

  • Target

    CT_7093164285.exe

  • Size

    852KB

  • MD5

    4115754d5b0d6ab49aed7fdde034d04a

  • SHA1

    6eb5fbd8c35001249521652c36c0cb9feccddbbe

  • SHA256

    67e40f25962f1a77b84cc4a4b990bf99041924736e11b55e74edef29816ef3ec

  • SHA512

    27b8c0c266d8836499c3e1c4496569cd23364f925933708e1ced61ed682eae1733919c6e09e4e2f0dcd1e2d5bd76a8843f1b0b6b89a95ae779d04cfd1c00a012

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.chrismehat.com
  • Port:
    587
  • Username:
    market@chrismehat.com
  • Password:
    vStcCO~Cyox6

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CT_7093164285.exe
    "C:\Users\Admin\AppData\Local\Temp\CT_7093164285.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1904
    • 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\CT_7093164285.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1632
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tntLxlzrbE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1112
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tntLxlzrbE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBCAB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:280
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tntLxlzrbE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:808
    • C:\Users\Admin\AppData\Local\Temp\CT_7093164285.exe
      "C:\Users\Admin\AppData\Local\Temp\CT_7093164285.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1604

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_3bf4f350-86fe-486e-8b87-41ab96d0ad9c
    MD5

    b6d38f250ccc9003dd70efd3b778117f

    SHA1

    d5a17c02cac698d4f0a4a9b7d71db2aa19e3f18a

    SHA256

    4de9d7b5ccab7b67ca8efc83084c7ee6e5e872b7216ed4683bc5da950bf41265

    SHA512

    67d8195836b7f280d3f9219fd0f58276342e55d5dfdd8a4c54355030d96685d73f1b2b6da0eb39322ec7c3a1d1c5ef06b52d22646cea30a96f822de1800d31e9

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4408bb97-19ee-4815-b02c-5a0939dddad8
    MD5

    df44874327d79bd75e4264cb8dc01811

    SHA1

    1396b06debed65ea93c24998d244edebd3c0209d

    SHA256

    55de642c5c9e436ec01c57004dae797022442c3245daf7162d19a5585f221181

    SHA512

    95dc9298b8db059bbe746f67e6a7f8515781c7053cc60c01532e47623a996be7e1bd23d1bd8f5f2045adff27454f44930d503c15b695690088841cedbd2a06c3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4f3e7612-0867-4d2a-828d-5c1c3ac74ed1
    MD5

    d89968acfbd0cd60b51df04860d99896

    SHA1

    b3c29916ccb81ce98f95bbf3aa8a73de16298b29

    SHA256

    1020cc7c929cd5a4e68ccb40353ca76f427df363f0d95e456eb79db039bdb2b9

    SHA512

    b0e886cce598371b59131fed1535e220c798691bad93ef9474ba440066f5a6bd77a60966604b7a5ff6298b2e200c9dd0c8f9f04aff208b2af423480ead4e8842

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_5898d62e-f0fc-4b7a-9b7e-f604c9506a5d
    MD5

    a70ee38af4bb2b5ed3eeb7cbd1a12fa3

    SHA1

    81dbaeae4b0f9e1adc0a1e3d6d76a12396498ba9

    SHA256

    dd2f41f92f19c3fe031bdf5da68ab06768e26762d0077b290cd0094df1d5d58d

    SHA512

    8c69a5300c7545c5c4b25a0594e6813b6b7a85b5f3ae7fc5464b4074fe6f50b2f49d31cacf19bc20a02bb8e237656f1b9b2a3f6a3953e3a8478ca2adc154e0e3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_63b44594-1ac5-4a28-abf1-51b2b6987a22
    MD5

    7f79b990cb5ed648f9e583fe35527aa7

    SHA1

    71b177b48c8bd745ef02c2affad79ca222da7c33

    SHA256

    080ec69d3f2abac629a0bdc314f150ad42a9a1b0a031b1d5c7b5b80051c48683

    SHA512

    20926edf7f0b990da4bd8d7ba91bd8bf7b952b75080f687afa7197a91777604688303d38b4a0a7240b558c23f2e0cd927d3590765109f8be0551f5eb050eafda

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_644b5728-e9b5-45ab-9104-7136ec814422
    MD5

    be4d72095faf84233ac17b94744f7084

    SHA1

    cc78ce5b9c57573bd214a8f423ee622b00ebb1ec

    SHA256

    b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc

    SHA512

    43856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6532a425-51ae-4577-837f-c6e09d9fcfcf
    MD5

    75a8da7754349b38d64c87c938545b1b

    SHA1

    5c28c257d51f1c1587e29164cc03ea880c21b417

    SHA256

    bf08151c174b5d00c9dbc7907b2c6a01b4be76bfa3afce1e8bd98a04ad833c96

    SHA512

    798797bc74c56c874e9a5fdcb0157c04e37a1b3cce285ef064b01bceef8cec45f11a5198918c6c647220b62883606b5e12e3cca3ea369f3a66e69dea6e15f643

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_69670b6c-d49a-42a9-993a-10d18807f7c6
    MD5

    5e3c7184a75d42dda1a83606a45001d8

    SHA1

    94ca15637721d88f30eb4b6220b805c5be0360ed

    SHA256

    8278033a65d1ff48be4d86e11f87930d187692f59f8bf2f0a9d170de285afb59

    SHA512

    fae99b6e9b106e0f1c30aa4082b25ae1ad643455c1295c2c16ad534e3e611b9b08492353ffe1af1cfdddc9b2b7c330747a64012c45e62b8f4a4982dcc214e05b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7f45a795-9723-4ae3-b7ea-79ea7f92b87a
    MD5

    a725bb9fafcf91f3c6b7861a2bde6db2

    SHA1

    8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

    SHA256

    51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

    SHA512

    1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7f45a795-9723-4ae3-b7ea-79ea7f92b87a
    MD5

    a725bb9fafcf91f3c6b7861a2bde6db2

    SHA1

    8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

    SHA256

    51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

    SHA512

    1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_aacd219d-c7ba-43ff-a67c-9ddc2f632d63
    MD5

    597009ea0430a463753e0f5b1d1a249e

    SHA1

    4e38b8bb65ecbd5c9f0d3d8c47f7caba33de6c62

    SHA256

    3fd2a8217a845c43dbc0dc206c28be81d2687aa9ba62019d905aef10cfaec45d

    SHA512

    5d722fa908e64575b2497c60d142e182011a10c6ed33813b3b4796b3147ece1bc96938518b4c8911a1bac3b7560528ebe3e8e754c11015516d335df5d7c6871d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_d11b978d-06ae-40bd-9737-08a308930659
    MD5

    354b8209f647a42e2ce36d8cf326cc92

    SHA1

    98c3117f797df69935f8b09fc9e95accfe3d8346

    SHA256

    feae405d288fdd38438f9d9b54f791f3ce3805f1bb88780da5aca402ad372239

    SHA512

    420be869b58e9a7a2c31f2550ac269df832935692a6431d455a10d9b426781e79d91e30ace2c465633b8a7ff2be1bf49734d8b99a390090dc4b36411d4391ff0

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e9f9468a-8cbd-4472-b808-e8b3772f4134
    MD5

    02ff38ac870de39782aeee04d7b48231

    SHA1

    0390d39fa216c9b0ecdb38238304e518fb2b5095

    SHA256

    fbd66a9baf753db31b8de23f2d51b67f8676687503653103080c45b16f1dc876

    SHA512

    24a1ff76ee42ff7a5ea42843928c4df07b06178f7781cd840e1e086e88735d81506eb67259ff1e6ce5aaa7c5baea03886da265eb7e025ff4dc4c4b5f8cd3e341

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

    f515506e8342bb094f64d26900348776

    SHA1

    f4196feca260b7fe21ed53a0048d41bb8aa3ea72

    SHA256

    28dd8100808d12d9a7483c1b40668eb1127c4effb13bb5a824f4d1d37dc22afb

    SHA512

    6d057f756e2484e39f58c5d26bbb57774586d5d09346ae19bdac3ba4217865fbfdb66e7d1303518f9f83737f5268dcbfb843f947daa30890381573d48d87ff3e

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

    16b43df91c07d6b0771ca1f629783892

    SHA1

    84cab67c48d2c5c91771999938a9962f9e7a3993

    SHA256

    27a0d5b2a5aae2d6f5191836d9bc86a936c6c7b5ef38cc16b47b11d8ae1a57eb

    SHA512

    fd075fd458f18a5ac04337b08535f0d34a7dc41c1102c0337bc9c8ff00d3aec489eea631dbb565a5c9882be225abedecbe9eb565c0412ca547a94acc536db7e2

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

    60a1dc2437673f85f43fdaefe3dfc798

    SHA1

    770284aacd47cf3870921737ec7d1cb0cffa4ab7

    SHA256

    1b498871205fce54153bc12bef5fab90f46b537388b3ad2b316ace7aa6db90bc

    SHA512

    ca1a437cafdd10e1b492bb1614e0de081899ec576e2ca8a2b354d7776dee37bc81c4dc0ad248c2adda6b050330088bc3e3c4376e975b21387401fff9ec3c9f0c

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

    8fe943fc3b0f2592a15e38f56ac0b97c

    SHA1

    5500baf53ae70ce0a37a0301a5136f1eb77f9364

    SHA256

    7943569773b0ff585bffbffd0fed613cf3e4e37795410d04ef08b90628b56090

    SHA512

    43739516341903fedbdc8ed59bc46ca5bfdb440b1a53ce19e2483713d1f125b7119fe8a67c6aae59be2d9a2a8ac6e5ba6f33a9516f5ed7d18c00e228b335cc2f

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

    3a6109b8291f223cd6e3669ffb372091

    SHA1

    7ae291f7ce6a59509efb8c1c60e8e3eff6052677

    SHA256

    4ae3a26ec04fbe4bcb93dd53aedb3f28ac3d2f699a192f9885a49a0226d97842

    SHA512

    e2f9fd26a7e99cd791037fab9051f05ed2612a5d1b712fd192c4b344f023024585cb0fbcc0fc02157e6b916461d9ef13bf4918377d36c1c3122596efbf89df3b

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

    3a6109b8291f223cd6e3669ffb372091

    SHA1

    7ae291f7ce6a59509efb8c1c60e8e3eff6052677

    SHA256

    4ae3a26ec04fbe4bcb93dd53aedb3f28ac3d2f699a192f9885a49a0226d97842

    SHA512

    e2f9fd26a7e99cd791037fab9051f05ed2612a5d1b712fd192c4b344f023024585cb0fbcc0fc02157e6b916461d9ef13bf4918377d36c1c3122596efbf89df3b

  • memory/280-69-0x0000000000000000-mapping.dmp
  • memory/808-96-0x00000000028B0000-0x00000000028B1000-memory.dmp
    Filesize

    4KB

  • memory/808-95-0x0000000002260000-0x0000000002EAA000-memory.dmp
    Filesize

    12.3MB

  • memory/808-81-0x0000000000000000-mapping.dmp
  • memory/1112-77-0x0000000004A50000-0x0000000004A51000-memory.dmp
    Filesize

    4KB

  • memory/1112-74-0x0000000004A90000-0x0000000004A91000-memory.dmp
    Filesize

    4KB

  • memory/1112-121-0x00000000056D0000-0x00000000056D1000-memory.dmp
    Filesize

    4KB

  • memory/1112-101-0x0000000005750000-0x0000000005751000-memory.dmp
    Filesize

    4KB

  • memory/1112-106-0x0000000006140000-0x0000000006141000-memory.dmp
    Filesize

    4KB

  • memory/1112-107-0x00000000062A0000-0x00000000062A1000-memory.dmp
    Filesize

    4KB

  • memory/1112-114-0x0000000006340000-0x0000000006341000-memory.dmp
    Filesize

    4KB

  • memory/1112-136-0x00000000063C0000-0x00000000063C1000-memory.dmp
    Filesize

    4KB

  • memory/1112-68-0x0000000000000000-mapping.dmp
  • memory/1112-90-0x00000000026A0000-0x00000000026A1000-memory.dmp
    Filesize

    4KB

  • memory/1112-140-0x000000007EF30000-0x000000007EF31000-memory.dmp
    Filesize

    4KB

  • memory/1112-78-0x0000000004A52000-0x0000000004A53000-memory.dmp
    Filesize

    4KB

  • memory/1112-72-0x00000000021A0000-0x00000000021A1000-memory.dmp
    Filesize

    4KB

  • memory/1112-137-0x00000000063D0000-0x00000000063D1000-memory.dmp
    Filesize

    4KB

  • memory/1604-83-0x00000000004375EE-mapping.dmp
  • memory/1604-82-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1604-93-0x0000000004DD0000-0x0000000004DD1000-memory.dmp
    Filesize

    4KB

  • memory/1604-84-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1632-66-0x0000000000000000-mapping.dmp
  • memory/1632-79-0x0000000001F60000-0x0000000002BAA000-memory.dmp
    Filesize

    12.3MB

  • memory/1632-67-0x0000000075781000-0x0000000075783000-memory.dmp
    Filesize

    8KB

  • memory/1904-61-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
    Filesize

    4KB

  • memory/1904-59-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
    Filesize

    4KB

  • memory/1904-65-0x0000000004F40000-0x0000000004FA1000-memory.dmp
    Filesize

    388KB

  • memory/1904-64-0x0000000005500000-0x0000000005599000-memory.dmp
    Filesize

    612KB

  • memory/1904-63-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/1904-62-0x0000000000740000-0x0000000000744000-memory.dmp
    Filesize

    16KB