69b3b3b08f14158468859411b31fc1a195827ad909b4f42c24a976ecd3d10ae6

Analysis

max time kernel
141s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 09:17

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General

Target

c300662cc27bf61e7257d39c47d3802d.pdf
Size

76KB
MD5

c300662cc27bf61e7257d39c47d3802d
SHA1

e45f74bd5e6c7477b80953b892f1404275d06420
SHA256

69b3b3b08f14158468859411b31fc1a195827ad909b4f42c24a976ecd3d10ae6
SHA512

45845c8682709f1393c720f84340144a421eb8d1c452af03bd0b94f34365342eb21e75a9c9042bc213221887a02d1c473e03cbbeff10aa7c7c8bc37b6a9e7107
SSDEEP

1536:mofQMYLYON6FBHT0/VmNcG671azdDgOrw0ZBGNxwCuVY1/slP4W6OMK:FIM8YO0vmMcG6hQM0ZBCaCMY1/fWB

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
892	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe
892	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 892 wrote to memory of 1408	892	AcroRd32.exe	91
PID 892 wrote to memory of 1408	892	AcroRd32.exe	91
PID 892 wrote to memory of 1408	892	AcroRd32.exe	91
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 3832	1408	RdrCEF.exe	92
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93
PID 1408 wrote to memory of 2028	1408	RdrCEF.exe	93

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\c300662cc27bf61e7257d39c47d3802d.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1408
- - 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=40279F4C91C6D2A0E2221A4A16AFE730 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=42D6990B018B9201B041669DAE34F9F8 --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=42D6990B018B9201B041669DAE34F9F8 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2028
- - 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=DD556B9BB3FD65C195F0FFC1FD9C2CCB --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1184
- - 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=AE849897393B10BF7B9BAEA713D73497 --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=AE849897393B10BF7B9BAEA713D73497 --renderer-client-id=5 --mojo-platform-channel-handle=1984 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5004
- - 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=2DA3A6D5C741852C83B75C4715082796 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5108
- - 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=D102952BB7A2904980531E9D6A903089 --mojo-platform-channel-handle=2864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2440

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5020

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
728f9a895201e6546c0215a4d3739ee5

SHA1
e6f2ae3d1df4697d5fbae0c97d1d3f1130650b26

SHA256
ab6787562eb4b9869f43d57936ab6f44bfe9be2facfddec466245568bb3fe4de

SHA512
391aed62b1a8b0a0e589f8728415439ad66d2ef41cdc9b000713c71c77b1fab4bd880bf6f776ded38500ccd5141ddfbe2fc3cc120ed3547e4b56d018ec349e6c

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