0aef7b4cd265d68510e37cbd983f4cb833869d5a32a1a6de7c65c3585a531005

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 18:18

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General

Target

65b50d6c5b09cdc3ad02fe1064d708da.pdf
Size

85KB
MD5

65b50d6c5b09cdc3ad02fe1064d708da
SHA1

b31f19a926e4a98aa51a5dd4081a03daef59f192
SHA256

0aef7b4cd265d68510e37cbd983f4cb833869d5a32a1a6de7c65c3585a531005
SHA512

52d14680c98b99e70184312a344ed5ae4f5245fe7920bf579c3c895d948316b6b36fd129e8a1e7baa79809685623cbd7ee52d16fda27cb67f7b619e760cdf70f
SSDEEP

1536:8cGAZaHDI7l/caab6UHDL6RVNRluN3FIsq2L7Pj6rVwWuJOpVmGeDaixWUpO7WhV:ZXZajI7xgDuRVsBFI0Lf6rCOpVPeDaip

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1600	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe
1600	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 2136	1600	AcroRd32.exe	88
PID 1600 wrote to memory of 2136	1600	AcroRd32.exe	88
PID 1600 wrote to memory of 2136	1600	AcroRd32.exe	88
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 4348	2136	RdrCEF.exe	90
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	RdrCEF.exe	91
PID 2136 wrote to memory of 2380	2136	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\65b50d6c5b09cdc3ad02fe1064d708da.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:1600
- 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:2136
- - 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=D97B1755B13DDCA9DBB98FFABEFCF6D5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4348
- - 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=F382C5F8E0DDA514766EADA49AE3BC41 --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=F382C5F8E0DDA514766EADA49AE3BC41 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2380
- - 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=072393015AE8224F33C3CAB9D26B4720 --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=072393015AE8224F33C3CAB9D26B4720 --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4088
- - 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=2DB00CAE318B4207B787C7B0D7416C07 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1612
- - 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=28BD4066782C0B03AF32F9BF4B366217 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3868
- - 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=3A51D4418FAA6D251B4077F491AF4A58 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2540

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3460

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
6e9f9ff142e415f95823f338fc678e34

SHA1
7fa010ea6cc9861db8f504a9c90c6d5f14400059

SHA256
b75d78daa14f00eed8e8843e8dabbf4a49918282d5286bb8c99808e9f81ae514

SHA512
7eb7e8f200e1cce7aa6cf96832ea451ae3c2003a0341b015e9f7e8709d083126f873ec9fdf57659db8747ba9db6f48de0483cecc4727ac3cd4d5a67e15e2bf09

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/1600-28-0x000000000A910000-0x000000000A931000-memory.dmp

Filesize
132KB

Download
memory/1600-128-0x000000000A910000-0x000000000A931000-memory.dmp

Filesize
132KB

Download
memory/1600-135-0x000000000A910000-0x000000000A931000-memory.dmp

Filesize
132KB

Download
memory/1600-150-0x000000000A910000-0x000000000A931000-memory.dmp

Filesize
132KB

Download
memory/1600-158-0x000000000A910000-0x000000000A931000-memory.dmp

Filesize
132KB

Download
memory/1600-214-0x000000000A910000-0x000000000A931000-memory.dmp

Filesize
132KB

Download
memory/1600-222-0x000000000A910000-0x000000000A931000-memory.dmp

Filesize
132KB

Download