f1ce8a0d077218f8026c4d3b854cace9688e372570914c8f46953d79901ac6f8

Analysis

max time kernel
147s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 05:01

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General

Target

292bcd7c16bd0abdc96024b2db97e1a5.pdf
Size

132KB
MD5

292bcd7c16bd0abdc96024b2db97e1a5
SHA1

f50c501ec8a52d4e2bc705d0fa9a9baf4bfd9164
SHA256

f1ce8a0d077218f8026c4d3b854cace9688e372570914c8f46953d79901ac6f8
SHA512

579d32e86f6a601f27e5362ea41d462efbd1e550e0e959b870b2d652ff5e514c59685c639a4e2309b457d05d7390d9201bf17d0ad9d0cd00d2f046c41e876c23
SSDEEP

384:bONbedw+lJ5Qd6QzQ4iZOfHwDppyLSuTI88XUyiR4OfHRqmfEhD3nnnSzAl3:klQ

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3864	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3864 wrote to memory of 1484	3864	AcroRd32.exe	91
PID 3864 wrote to memory of 1484	3864	AcroRd32.exe	91
PID 3864 wrote to memory of 1484	3864	AcroRd32.exe	91
PID 3864 wrote to memory of 1976	3864	AcroRd32.exe	92
PID 3864 wrote to memory of 1976	3864	AcroRd32.exe	92
PID 3864 wrote to memory of 1976	3864	AcroRd32.exe	92
PID 3864 wrote to memory of 2356	3864	AcroRd32.exe	93
PID 3864 wrote to memory of 2356	3864	AcroRd32.exe	93
PID 3864 wrote to memory of 2356	3864	AcroRd32.exe	93
PID 3864 wrote to memory of 2172	3864	AcroRd32.exe	94
PID 3864 wrote to memory of 2172	3864	AcroRd32.exe	94
PID 3864 wrote to memory of 2172	3864	AcroRd32.exe	94
PID 3864 wrote to memory of 904	3864	AcroRd32.exe	96
PID 3864 wrote to memory of 904	3864	AcroRd32.exe	96
PID 3864 wrote to memory of 904	3864	AcroRd32.exe	96
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 3744	904	RdrCEF.exe	97
PID 904 wrote to memory of 4016	904	RdrCEF.exe	98
PID 904 wrote to memory of 4016	904	RdrCEF.exe	98
PID 904 wrote to memory of 4016	904	RdrCEF.exe	98
PID 904 wrote to memory of 4016	904	RdrCEF.exe	98
PID 904 wrote to memory of 4016	904	RdrCEF.exe	98
PID 904 wrote to memory of 4016	904	RdrCEF.exe	98
PID 904 wrote to memory of 4016	904	RdrCEF.exe	98
PID 904 wrote to memory of 4016	904	RdrCEF.exe	98

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\292bcd7c16bd0abdc96024b2db97e1a5.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:3864
- 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⤵
  PID:1484
- 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⤵
  PID:1976
- 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⤵
  PID:2356
- 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⤵
  PID:2172
- 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:904
- - 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=E707E2F817A79E3225AB9742FE958DC9 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3744
- - 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=0229E7B056B11041087B7044B59A7600 --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=0229E7B056B11041087B7044B59A7600 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4016
- - 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=1CF6364896E8C252909B5F7431B0F80A --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=1CF6364896E8C252909B5F7431B0F80A --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1444
- - 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=ADE232B9B90CA0297F681C3478CC4A15 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1980
- - 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=06026417E2FF0DFA2D91C0B827A843AB --mojo-platform-channel-handle=2856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3456
- - 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=1E83E6A078388D4FD3490F2F4C8CA67D --mojo-platform-channel-handle=2828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:336

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
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
64KB

MD5
cf2ce5ae053b5c70b59caf7c889f790a

SHA1
ba9dfdc65bb550c3bceb9e480c8272d622c8de21

SHA256
8fc64307139e80f5b530404f66fafbefe9c5fffef6e16433a78a48bc29346f67

SHA512
71600f7fcb4499af735329ce9cb5536e7c385d4082c2b0c36addb4cc160db16b3a528e6adc2b679d13d889a48d49cf7f464b13f0e7fe26f4d77ef3c45acd2961

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit