d5dacf686aed82e261119225f91cc3d22f66bcf21c315771401b616d6946ce39

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 20:57

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General

Target

03cd3ad1163c35326a1ff008fb40588f.pdf
Size

84KB
MD5

03cd3ad1163c35326a1ff008fb40588f
SHA1

cfd9e09e75f14ce2c4ace168ec61e9c69834aec2
SHA256

d5dacf686aed82e261119225f91cc3d22f66bcf21c315771401b616d6946ce39
SHA512

836aa73f1acbbf1b8250b0f9dffe5db97b7224c6818e86c509f003535ecbfb812f111f6f4bde87e56a9d299cd9c3fdec29daa2bc2e170f648e7a40ee53f6bb7e
SSDEEP

1536:nzbXHKdQvep2tfvzz+VZpT6V6CeAZvcFy5WOpOwrKWMtougMZu6Tn:vXKdQ2Ut4TC6xgj2wrSou/kS

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 4984	1740	AcroRd32.exe	94
PID 1740 wrote to memory of 4984	1740	AcroRd32.exe	94
PID 1740 wrote to memory of 4984	1740	AcroRd32.exe	94
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1152	4984	RdrCEF.exe	98
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97
PID 4984 wrote to memory of 1792	4984	RdrCEF.exe	97

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\03cd3ad1163c35326a1ff008fb40588f.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:1740
- 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:4984
- - 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=098F4FA057FF04ED4DDB371C4BA3F235 --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=098F4FA057FF04ED4DDB371C4BA3F235 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1792
- - 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=005095971E121E054A1FE6E3FBCE3521 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1152
- - 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=1093071B72B875202699FCCF2CB4A692 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4760
- - 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=65C298631D1A2D0E63D11E7269CF73DD --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4496
- - 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=3A57EA3FA22E911D91D6495C42ED39B5 --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1804
- - 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=F4795EB446ADA6E4A004AD54E3912298 --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=F4795EB446ADA6E4A004AD54E3912298 --renderer-client-id=7 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1524

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5092

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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