6d4a9b0988da8029264794bcb90fb2943383b1ce608857caa594fcc994c19923

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 05:05

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General

Target

0f86fc2fe602f6dc794a04db5087423d.pdf
Size

82KB
MD5

0f86fc2fe602f6dc794a04db5087423d
SHA1

252ffd1d441dc425a381e10e450582d8df8ec4ff
SHA256

6d4a9b0988da8029264794bcb90fb2943383b1ce608857caa594fcc994c19923
SHA512

48f38440751e9543318eefb0d5637303d9f7994b64363d309c27deee5f3e7224e7da8aee0aba988ab92fe4631595497fe84c5208dca72a0e2b4d4ab5e3e79334
SSDEEP

1536:ctXN7dESfvGLmV9YUASE5JOCxdX1VemO9j0SXwQPGpfxIzAsVGo1EICPaZlTB/RC:QNlGSQUASEDOSdXD2xcfmVQ3i95pedt

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2348	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2624	2348	AcroRd32.exe	91
PID 2348 wrote to memory of 2624	2348	AcroRd32.exe	91
PID 2348 wrote to memory of 2624	2348	AcroRd32.exe	91
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 2028	2624	RdrCEF.exe	92
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93
PID 2624 wrote to memory of 3720	2624	RdrCEF.exe	93

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\0f86fc2fe602f6dc794a04db5087423d.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:2348
- 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:2624
- - 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=172D59C0C51C48AC021AD781DD35030A --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2028
- - 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=62ADEDA48527339EFB00140AE81DCE3D --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=62ADEDA48527339EFB00140AE81DCE3D --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3720
- - 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=26A711C825D4F34C0A3DD897DA8C6A2B --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:512
- - 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=F5ADFB52A038A55ED33B9E9508284A40 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3132
- - 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=8C61AA2B5796CC5EA5B8D37235D90898 --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=8C61AA2B5796CC5EA5B8D37235D90898 --renderer-client-id=6 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    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=4EAC5A19DDAF5EE549E0A312D4861FE1 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4708

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1816

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
24ed4554e14148763519dd464ff90bf8

SHA1
bf364eeb7627061de1436fca0832156afd180429

SHA256
36e923c1c8fc9fb7fa155dc9b526f303720efa3693f431a8de3bc44f2bff44b5

SHA512
dcc5afb0bc1c918f07d22007fd7c07052d5f6ef9181620dacbd236ad3823954cd23bc3b965fa058ca66a1417c6cd7a4f7574c1f8360238650b04de24a28ca322

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/2348-28-0x000000000BB20000-0x000000000BB41000-memory.dmp

Filesize
132KB

Download