9151d8f81fa022d183591404433ba041222d4da0d91ebe9ff6c6dd869dff2107

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 08:43

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General

Target

9b3b84b823549ee2fff4e5c3fe1e54c4.pdf
Size

35KB
MD5

9b3b84b823549ee2fff4e5c3fe1e54c4
SHA1

f070e5f7f2a6d649d4748554192ef7247de4000b
SHA256

9151d8f81fa022d183591404433ba041222d4da0d91ebe9ff6c6dd869dff2107
SHA512

3a93972373f538729136fd49da20b8543d9f730391c731fc3da6476a3ea5563fee4845753df39e0bc8cb6e2b991878eeb0798a439cac732248cf7fc848f8d151
SSDEEP

768:YgXENtbwNWL3UCJQC65mecDESY+dyh340k6NlZUH8GBxsX4:NKWK3DaCGNkE0dyS6+8GvsX4

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3292	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3292 wrote to memory of 3136	3292	AcroRd32.exe	84
PID 3292 wrote to memory of 3136	3292	AcroRd32.exe	84
PID 3292 wrote to memory of 3136	3292	AcroRd32.exe	84
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 232	3136	RdrCEF.exe	85
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86
PID 3136 wrote to memory of 1880	3136	RdrCEF.exe	86

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\9b3b84b823549ee2fff4e5c3fe1e54c4.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:3292
- 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:3136
- - 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=31F2D71F59FCB4666773559AE03FCCDE --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:232
- - 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=165BFC8F0FA2ED3201321B00BFE28B63 --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=165BFC8F0FA2ED3201321B00BFE28B63 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1880
- - 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=3F5C03E916304263CCB332D72A8DC3F3 --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=3F5C03E916304263CCB332D72A8DC3F3 --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4876
- - 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=039EA5D1BFF7864CBC09FE26385873E3 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4940
- - 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=DAD060EA299300CD681F34AA8F332873 --mojo-platform-channel-handle=2812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3908
- - 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=3721BE9D6EA8E26B574D9CC41DDC9BEA --mojo-platform-channel-handle=2752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1636

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2724

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

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Downloads

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

Filesize
64KB

MD5
74a059f17d00f19a562fc4f295a4520d

SHA1
63f6cf8ca971dcba15f1e44ef6cb1edadc1f8de4

SHA256
1ef1889ffd15f11458a680b777bba97b2da1837eb4a3fab0c64a7d21302cccbd

SHA512
d15765e42883043f7908f10e105159ed46be6d10e19a706ae27688b8b74a573fc46fbb607cf75ae50d9a2cf593ce129248ae28d659bab3fa119afb2cae0e4f10

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
memory/3292-28-0x000000000A1E0000-0x000000000A201000-memory.dmp

Filesize
132KB

Download