963f0ff619be0596751d4e79c04bd13e4202f0b0fd3119712e4a8c495b2df2bb

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 22:57

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General

Target

064c26c5e464692de0c1853835d7d535.pdf
Size

108KB
MD5

064c26c5e464692de0c1853835d7d535
SHA1

c8a9f7b2f3bf05a941004ec2cb0e3ee887c9b4da
SHA256

963f0ff619be0596751d4e79c04bd13e4202f0b0fd3119712e4a8c495b2df2bb
SHA512

b0d28c5212080aa7d5edf83b099043241836cbf288ae4516e83f1d20862b042b4fbec42938734656a61ea9b88fd732a0bec0028f7dd6823c866fc2dbbe53cffe
SSDEEP

3072:pfQTmAntUERcRKuizhoSR5DQyRORmHRQgh:+hntUFRKPpVxRQY

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
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2552	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 3424	2552	AcroRd32.exe	92
PID 2552 wrote to memory of 3424	2552	AcroRd32.exe	92
PID 2552 wrote to memory of 3424	2552	AcroRd32.exe	92
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 2692	3424	RdrCEF.exe	93
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	RdrCEF.exe	94
PID 3424 wrote to memory of 372	3424	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\064c26c5e464692de0c1853835d7d535.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:2552
- 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:3424
- - 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=D0093958E831A747A55080631550FD94 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2692
- - 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=7901D654C171AFB3CF09D510B104D0EC --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=7901D654C171AFB3CF09D510B104D0EC --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:372
- - 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=A3BD4E19CCE587A2B7F932101BD43B92 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=7ED5514A11F9C7DC06BCD9C5ABF26349 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:892
- - 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=DCC4F3DDBDA7C48BCE54BBD1EE329203 --mojo-platform-channel-handle=2488 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2420
- - 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=58B314EABB9C207583A8ADFD57E107D8 --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=58B314EABB9C207583A8ADFD57E107D8 --renderer-client-id=7 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4108

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3756

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
c6c4066bbeaa1ecfb001874df2c5940d

SHA1
267df6924096ae06b963eb80969c655e58a15440

SHA256
25c5f38ef1d06c0494629c0a72dd79596a26181126833b1780feafd1db5e486c

SHA512
daccdc614504a609cf016af0c4c807fc001056648b7746ab038729e8e6aae07a7bc71a007b4f97838175f642f540873927a51d9294b0281fd754515f451dd449

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