a16377754c29c88bbe7ed3849389d42aac2b880a8a42fd3b7ce6ed36497d7278

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 07:22

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General

Target

2d342c3155c8f2d50b630ad6fa38b69d.pdf
Size

35KB
MD5

2d342c3155c8f2d50b630ad6fa38b69d
SHA1

ab8fee94dfe6af1a682fcb0b874987851e63c4ee
SHA256

a16377754c29c88bbe7ed3849389d42aac2b880a8a42fd3b7ce6ed36497d7278
SHA512

9fb4e28e4a62a110facfcfe7f189a9d069c2859b75c67dc8f237264ede5670481e0c9ce7ed3761ac96ff6bed68e4058fa206401f05311b4f03d174048405b744
SSDEEP

768:eDvlPqWs6Cp2deUf0MziV9BWYzkoCi42K3ksQjynUdD:OnCp2dEkiV9EyTJK3kvjynUdD

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
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 1700	3016	AcroRd32.exe	91
PID 3016 wrote to memory of 1700	3016	AcroRd32.exe	91
PID 3016 wrote to memory of 1700	3016	AcroRd32.exe	91
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 3452	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	RdrCEF.exe	93
PID 1700 wrote to memory of 740	1700	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\2d342c3155c8f2d50b630ad6fa38b69d.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:3016
- 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:1700
- - 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=235FBA5F06A3569B40B07E801F549016 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3452
- - 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=EEF4551BA1D641B87C56693036A2D59F --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=EEF4551BA1D641B87C56693036A2D59F --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:740
- - 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=A2857EBC0156903F71B1B053FE31B198 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3656
- - 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=3FCC996777E05470251917D4870590BF --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=3FCC996777E05470251917D4870590BF --renderer-client-id=5 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4116
- - 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=020684657DFA680B0DF8031D30C70E59 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4720
- - 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=9633EA67E12A07A6967C93C028973734 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4452

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4896

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
ac54dd2547fdfb89332e5cd43efcc94f

SHA1
b3e49ac1cb72e912fe4ad6987c856f5e17364131

SHA256
d555d994e4812f79bc29ccdfdfcc152efbaefca404368465d7503d5d040518c4

SHA512
927bf327d4b9f29506160454f69ead07bb158520eb5c2b9195c1aebd19a2f75a4d4f49bd4bbde187fd63dc4012496294ec95ea11f3c76fe8019e7bf132ac7b43

Download Submit
memory/3016-26-0x000000000A3B0000-0x000000000A400000-memory.dmp

Filesize
320KB

Download
memory/3016-28-0x000000000A3B0000-0x000000000A3D1000-memory.dmp

Filesize
132KB

Download