a1fc9ec4edc99a869f360a9713af5676d736681c9a04ff945a452d4a6e565883

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 22:01

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General

Target

afab6f6de79967b8f7d4666c64b27dfc.pdf
Size

87KB
MD5

afab6f6de79967b8f7d4666c64b27dfc
SHA1

10338eb32bfe3778e7484134aaf50fcc351ba24c
SHA256

a1fc9ec4edc99a869f360a9713af5676d736681c9a04ff945a452d4a6e565883
SHA512

09aa2cf462086ab0b843885d2aeb7aa12e2835f5f6c78c5813f4fec904a74b1e9f1132998e7cf2b69431332444f428366c9dbdd0d679f2fd85a96409371de86e
SSDEEP

1536:xoyBwk+qipSQMP2p9eMjAIkIf9FY1rT2zW75q/1HWspOSTiqHOGP:6nwipUmeMjAhIVFYRT224KSTHO6

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4812	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 3608	4812	AcroRd32.exe	92
PID 4812 wrote to memory of 3608	4812	AcroRd32.exe	92
PID 4812 wrote to memory of 3608	4812	AcroRd32.exe	92
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3928	3608	RdrCEF.exe	93
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	RdrCEF.exe	94
PID 3608 wrote to memory of 3832	3608	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\afab6f6de79967b8f7d4666c64b27dfc.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:4812
- 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:3608
- - 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=9851F9ED5DC390895FCC4B54DDD61DEA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3928
- - 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=FAD5BA3DE85BE971A63A331177BDE8CD --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=FAD5BA3DE85BE971A63A331177BDE8CD --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3832
- - 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=D5A96E3178EF1D21EECF4188F88E36B6 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3380
- - 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=DB3093DFF85E74A57191676A93D9A421 --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=DB3093DFF85E74A57191676A93D9A421 --renderer-client-id=5 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4940
- - 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=66564E57D61F63D03172A74669980E7D --mojo-platform-channel-handle=2352 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3880
- - 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=C5AAF9132287B7A1F4B0445FE7C5C258 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080

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
af80f6b17f6bc29c840ad9159fa770a7

SHA1
0ea8a03344477bf65d05e345c6595dd65ee2946e

SHA256
7e39a7875164a4fe37a99e4437bc097f7945b6be436196b66abc88cc092c0afc

SHA512
b47f9b7d648ad7c83e9be4c0ae2640204ab83601760d8ef281603b50d944fcd2e72e726d3cfcaa9d6bfb914cb257940540dc6a07080df268569c64192312b115

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