a06003f0579bc4d9edfc9e9105fa6922c898c8946f3a5e790d66eb74ccee5223

Analysis

max time kernel
141s
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
19/12/2023, 22:05

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General

Target

b13984f88f8113855dc9ce5370079f20.pdf
Size

82KB
MD5

b13984f88f8113855dc9ce5370079f20
SHA1

effe4e0e54af654d3c0cbb1485bf55f5e2acd6fb
SHA256

a06003f0579bc4d9edfc9e9105fa6922c898c8946f3a5e790d66eb74ccee5223
SHA512

9bb22305c5fbaa05c5106cf91cb1d84a9897887a4f6e435ef705cec7d7c2e5b4cf4071acacb43f45afc467caff408ddbe4beb814aa973bb50998465bcbe5463e
SSDEEP

1536:YmdQw+DsIXf7KRHr/JotyNICIenBIqYOSXkIuX70NPQ7pWypOlLoIIpWdJVo3E0c:ZdQTDsImRL/JotSICIenBbYDyX7qQ7Sj

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4060 wrote to memory of 4972	4060	AcroRd32.exe	92
PID 4060 wrote to memory of 4972	4060	AcroRd32.exe	92
PID 4060 wrote to memory of 4972	4060	AcroRd32.exe	92
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3656	4972	RdrCEF.exe	93
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	RdrCEF.exe	94
PID 4972 wrote to memory of 3412	4972	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\b13984f88f8113855dc9ce5370079f20.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:4060
- 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:4972
- - 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=7BA5B07D45AA01EACD9E9A095463E5E1 --mojo-platform-channel-handle=1740 --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=8FE30C30BFD2BE1D7E9235C936DE9ADD --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=8FE30C30BFD2BE1D7E9235C936DE9ADD --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3412
- - 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=27B010130C45A78171D34F0D390BC469 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4872
- - 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=0AEE72DD2FB1018F3C4DE32DF8CB73E8 --mojo-platform-channel-handle=1980 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:308
- - 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=F949F6D0E1D5E5FC23483704A5514309 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3896
- - 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=68CB850404CF05E0B7D3DA861018C236 --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=68CB850404CF05E0B7D3DA861018C236 --renderer-client-id=7 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3004

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4848

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
1d0c16e3815acf1521c2d74ec1750fa5

SHA1
d3497bbef75db4a5424410580ab1d0a9eb91a428

SHA256
dcc07eade7abb349bdfaf5edddc2d21ff22e616990ebf44cf65a0a5aa2fbb1f0

SHA512
c51c51eac4b542d8ef00fdc9b3d491e8e7b5804c9b0f554280fcb04bd914ba46129cd4b96308e7a91077a2aa50505b5e8f06f9cf760050ecc2be95d684ae31ab

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