6cbccf8e272820b0f671cc5c4e9d01ed9155387049c23c73cdd8392c9fb21c07

Analysis

max time kernel
146s
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
30-12-2023 12:01

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General

Target

17d98e5d444916dff725d9261b510bf7.pdf
Size

72KB
MD5

17d98e5d444916dff725d9261b510bf7
SHA1

1b8efc0c6983494a959327a3aab54dac9ffbe15f
SHA256

6cbccf8e272820b0f671cc5c4e9d01ed9155387049c23c73cdd8392c9fb21c07
SHA512

5e2515e4151ee8cd1ce058cb06d5b0625e09a2a6e6b72b0f9805c24ff491659f8a53bb12ddcd0bc855434eaf5a778b40c08d1ae89583a3e89cacdfca21020c5d
SSDEEP

1536:Bt5LvrSHZeWZfD8+4FadWOkdPkjk7hloHghB8mwGmvoR4Kg/MU6ig:7AP4DaedikwAkmwjvI9UM/

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
624	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 624 wrote to memory of 724	624	AcroRd32.exe	92
PID 624 wrote to memory of 724	624	AcroRd32.exe	92
PID 624 wrote to memory of 724	624	AcroRd32.exe	92
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 4908	724	RdrCEF.exe	93
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94
PID 724 wrote to memory of 3720	724	RdrCEF.exe	94

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\17d98e5d444916dff725d9261b510bf7.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:624
- 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:724
- - 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=72082F6FAF7B7E78C8D9C29DBE772EB2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4908
- - 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=55FFC271026A03A9E533EC237A19484A --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=55FFC271026A03A9E533EC237A19484A --renderer-client-id=2 --mojo-platform-channel-handle=1732 --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=CAF237DDF175F90D8727C0FA56A6D6CC --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3952
- - 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=9E01519E5B686B3B68DE0E066CB7A74F --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4928
- - 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=33A43FABF38836A79AC4CB814519F335 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3804
- - 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=A0E14969D6A0CBA5E2F7BC3C8AC0F90A --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=A0E14969D6A0CBA5E2F7BC3C8AC0F90A --renderer-client-id=8 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1108

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3576

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
3ea70f544407813915c2b1efa01205e1

SHA1
c307fdaf700c6cac015161b355ca595bfc892601

SHA256
5f1fac90856c8a09eb7572448517aacd25ce55fb30ab9e82c1269879b7f0b02f

SHA512
4ff9df80a3653c43f4d8d6ee087c5898d4e32de7f6d9ed7367072fde492822414864de56b397f3034abb2e44323b1e3c8159acaab0ab5855b835774c74e4e1a8

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/624-26-0x000000000ACF0000-0x000000000AD40000-memory.dmp

Filesize
320KB

Download