Analysis

  • max time kernel
    128s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2023 22:36

General

  • Target

    05cc5b2de4449992125e6e90608f2302.exe

  • Size

    1.3MB

  • MD5

    05cc5b2de4449992125e6e90608f2302

  • SHA1

    ce34a24aba7279962957093f154c6956542d5b8f

  • SHA256

    aa7887ec53dce8c5b5b24952d301e8d9918a440df6d2362b077c8171f5376566

  • SHA512

    ee25be599e8c76b8eafd4192ba9d015f4460dabf1231804c6fbb73e7d3502f8d9882389d7b448ab288d192a2f914758e6704b1c08df8bfc45df3ba2288bdc980

  • SSDEEP

    12288:UwYhZawoQC0Z0uH7h2ZsIfm+yWBGUATczdqOc4ClSTubgdIb+lmh3EXmPLl8/iLq:sCn1ZsjM9A4z4ST9mukk

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05cc5b2de4449992125e6e90608f2302.exe
    "C:\Users\Admin\AppData\Local\Temp\05cc5b2de4449992125e6e90608f2302.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Users\Admin\AppData\Local\Temp\3582-490\05cc5b2de4449992125e6e90608f2302.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\05cc5b2de4449992125e6e90608f2302.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2412
      • C:\Users\Admin\AppData\Local\Temp\3582-490\05cc5b2de4449992125e6e90608f2302.exe
        "C:\Users\Admin\AppData\Local\Temp\3582-490\05cc5b2de4449992125e6e90608f2302.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1776
      • C:\Windows\svchost.com
        "C:\Windows\svchost.com" "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QzAEyguzUU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE2B1.tmp"
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1244
  • C:\Windows\SysWOW64\schtasks.exe
    C:\Windows\System32\schtasks.exe /Create /TN Updates\QzAEyguzUU /XML C:\Users\Admin\AppData\Local\Temp\tmpE2B1.tmp
    1⤵
    • Creates scheduled task(s)
    PID:1368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    381KB

    MD5

    3aa769b126e9524efd3df81f94921574

    SHA1

    508b91996940d90d5b2c6bd46dcda1161988bb6c

    SHA256

    dddeb55b595e4db4aa71c997da90cd425083f9f312905a56c6213ea7c3420324

    SHA512

    de72a1ba86230b4fef27572c850f0f2cc363a12e2b0526b3a96200533478249d46198f6a24538e86bd916d6b943a341e9767f181bc85269d68ae26318b80b334

  • C:\Users\Admin\AppData\Local\Temp\3582-490\05cc5b2de4449992125e6e90608f2302.exe

    Filesize

    382KB

    MD5

    ae38d0041a4bbc63e47f33f6c73c2f20

    SHA1

    a0d9ed9505c1755b89559c2d2e1f14830504e439

    SHA256

    a8f7818408ef9da40b4f19e28548b8f9d06a741933bd6f4705ee5ccf46191735

    SHA512

    3fd2c6c889186051af7caea9a0b66364ae8390ecc8df6e3f3399e0f658dfdf697257726a35aea3846862b6d273d322a6cef937f63cd746279ae2e49f86ce767f

  • C:\Users\Admin\AppData\Local\Temp\3582-490\05cc5b2de4449992125e6e90608f2302.exe

    Filesize

    894KB

    MD5

    8954570c6bec22e3d7f2300c2136a540

    SHA1

    8ce0b9caafa03ba2086b272a69711f85254d1598

    SHA256

    b064540f599c2466bf5bfacd6d95fe1c0cca8d313d732cf5ece84c01d6efd929

    SHA512

    d012482a935ce9440b2c3c4c3c0adcaf778ae69cf12af27d118beb28f8580b73be74ce3ab9e31e4efeea07f7482d3b4fb2d1ab813107e8aedeea5bdb7e4ae5e5

  • C:\Users\Admin\AppData\Local\Temp\tmp5023.tmp

    Filesize

    8B

    MD5

    6e239089593734f72bbd56a931855034

    SHA1

    9f61ff7cc8dc289d4c9f92a8d08a7dbdb3f2185b

    SHA256

    569f06d1a27b0f891c6010591ad0919fbce97d66318db49fdb27175a2ef5807e

    SHA512

    7f589f3cef61b54b1d7870e16e7b68bfab495f3d49f2c910c4bb1fecdf34d64066dc9dac79f618522fe2a88758b9c38b48ded5abe469511abd13f6c44d1bd756

  • C:\Windows\svchost.com

    Filesize

    40KB

    MD5

    36fd5e09c417c767a952b4609d73a54b

    SHA1

    299399c5a2403080a5bf67fb46faec210025b36d

    SHA256

    980bac6c9afe8efc9c6fe459a5f77213b0d8524eb00de82437288eb96138b9a2

    SHA512

    1813a6a5b47a9b2cd3958cf4556714ae240f2aa19d0a241b596830f0f2b89a33ec864d00ce6a791d323a58dfbff42a0fded65eefbf980c92685e25c0ec415d92

  • \Users\Admin\AppData\Local\Temp\3582-490\05cc5b2de4449992125e6e90608f2302.exe

    Filesize

    1.3MB

    MD5

    96f11a983ca4b33743fa1c63779d9344

    SHA1

    18c313bf08c80fe859241bcfa6ee782a3e9539c7

    SHA256

    8067ef9073fdb633e0be1d590c03c0091b1801202ad070cf3872e8fda2a41639

    SHA512

    9bbbecf2ebf3aa795f66a52b64856bd4f94f834dd6fa1c79522f05ba36eef44009436d29ce5d4548ec780fbba494b77cb2b11852f1953f03132772af652bcacc

  • \Users\Admin\AppData\Local\Temp\3582-490\05cc5b2de4449992125e6e90608f2302.exe

    Filesize

    386KB

    MD5

    0ea22c401baab54d6b9e1a5aa37a07a7

    SHA1

    784fedfe2a5197b3de2237bbdb93a17e142fab4c

    SHA256

    07360ad98af223e84ff39614fe85cac2d776e56aabcc4a797564c8e077097f0f

    SHA512

    4e5334149111ada68103326126de0be3a4af019364c12f086c4c7188763d832f9e4f67317a80027be34b5da117a87ffb342a5ca191b2005138c650e5099ea635

  • memory/1244-104-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1732-89-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1776-111-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1776-123-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-150-0x0000000004C00000-0x0000000004C40000-memory.dmp

    Filesize

    256KB

  • memory/1776-116-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-134-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-143-0x0000000004C00000-0x0000000004C40000-memory.dmp

    Filesize

    256KB

  • memory/1776-144-0x00000000005D0000-0x00000000005DE000-memory.dmp

    Filesize

    56KB

  • memory/1776-142-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-140-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-139-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-137-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-133-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-131-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-129-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-128-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-127-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-126-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-125-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-124-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-149-0x0000000000640000-0x0000000000656000-memory.dmp

    Filesize

    88KB

  • memory/1776-121-0x00000000743C0000-0x0000000074AAE000-memory.dmp

    Filesize

    6.9MB

  • memory/1776-120-0x0000000000570000-0x0000000000598000-memory.dmp

    Filesize

    160KB

  • memory/1776-148-0x00000000743C0000-0x0000000074AAE000-memory.dmp

    Filesize

    6.9MB

  • memory/1776-118-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-107-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-113-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-108-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-110-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/1776-109-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/2412-90-0x00000000743C0000-0x0000000074AAE000-memory.dmp

    Filesize

    6.9MB

  • memory/2412-91-0x0000000004FB0000-0x0000000004FF0000-memory.dmp

    Filesize

    256KB

  • memory/2412-47-0x000000000A050000-0x000000000A066000-memory.dmp

    Filesize

    88KB

  • memory/2412-14-0x0000000004FB0000-0x0000000004FF0000-memory.dmp

    Filesize

    256KB

  • memory/2412-13-0x00000000743C0000-0x0000000074AAE000-memory.dmp

    Filesize

    6.9MB

  • memory/2412-12-0x0000000000F20000-0x0000000001068000-memory.dmp

    Filesize

    1.3MB

  • memory/2412-119-0x00000000743C0000-0x0000000074AAE000-memory.dmp

    Filesize

    6.9MB

  • memory/2412-92-0x00000000060D0000-0x000000000617E000-memory.dmp

    Filesize

    696KB

  • memory/2412-93-0x000000000C250000-0x000000000C2D2000-memory.dmp

    Filesize

    520KB