2857467b1666cf0b208b372acbd468b9bd7007223861f2efb40ce18bc384a12f

Analysis

max time kernel
1192s
max time network
1162s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 23:37

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General

Target

.trashed-1709567303-JACK (1).pdf
Size

3.3MB
MD5

4bd28ac28be4254371734c0cfcacc51b
SHA1

bf95de28beb5b603cc3ea9eed8ff1e4192d8cc63
SHA256

2857467b1666cf0b208b372acbd468b9bd7007223861f2efb40ce18bc384a12f
SHA512

4cd3f4f020a917290f7e7d315c01a93af2975c5f6bd69242dcc9cf574538ea445acbe0fa943c8633a841f8a7c99379184b422a4dc6248f4709c92421a830c389
SSDEEP

49152:E4tEhtRb9ArAb8naIAu47e5fIz5OEiuv4IxGSTZUvxHnoHst5/IAjcxkSKnvhEGH:/WRSMMAlefM5U2VbiWHQRIAjpSKnWtg

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
452	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 868	452	AcroRd32.exe	89
PID 452 wrote to memory of 868	452	AcroRd32.exe	89
PID 452 wrote to memory of 868	452	AcroRd32.exe	89
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 968	868	RdrCEF.exe	90
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91
PID 868 wrote to memory of 1076	868	RdrCEF.exe	91

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\.trashed-1709567303-JACK (1).pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:452
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:868
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=CFC77117C0D4E75C40947EF9865F3127 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:968
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=98222F0E53B62CDE54CC0AF7D07859C3 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=98222F0E53B62CDE54CC0AF7D07859C3 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1076
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=36F7B76F483A6A71235415068A132048 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3480
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=99A86043407F7DB85489BDFD9AFAA874 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=99A86043407F7DB85489BDFD9AFAA874 --renderer-client-id=5 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4268
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=BA7CEBD381F67AEF61AFE1EA8A626258 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4620
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=CA48317E9EEE50A796B444829458A314 --mojo-platform-channel-handle=2840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3796

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
b78e50ba6424926ee35db5332126da2a

SHA1
28c5d79ce69d62063f073e70d137d84552d7bb0c

SHA256
099ed8aee47e8e17f4f9fb5eebad96809c735edcfb11a15b3eeb4b609e6a78d7

SHA512
9d0b1bd467940acdec8eb5e1133392e6e2ca3b6408800ba51f8a6a384be02bfd06223c303b72ec20882c57944dae5826d8506f872a1d581b18878e0bb6d672fb

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit