cd566e2cfa42f770544ccde98d2e32d80365aa582804de7fd15573c91c4f10c9

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
01/01/2024, 16:23

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General

Target

3d534dfc1b2302528dd37ad7cfb7c96f.pdf
Size

32KB
MD5

3d534dfc1b2302528dd37ad7cfb7c96f
SHA1

13504eaebd23260fd98da609913eb373674f82e6
SHA256

cd566e2cfa42f770544ccde98d2e32d80365aa582804de7fd15573c91c4f10c9
SHA512

370194537c65e50db443ef9d69269b77f2d1d26eac1e6d31b3db4518e75d49b3f1197fbd3570df9d92333b3f42f44c590b50df039d504dc3c0ae681ed979f5b0
SSDEEP

384:kX6TdnG8zCsPJJVq2qiFKTjQ9gLuHcwLbdWDhvTqWQffMJWCUSkPn6sRRvYSq4CW:fTJNOaJJwg8wfdM7Mk4lv/7NuIQXbds

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
540	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe
540	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 540 wrote to memory of 4112	540	AcroRd32.exe	93
PID 540 wrote to memory of 4112	540	AcroRd32.exe	93
PID 540 wrote to memory of 4112	540	AcroRd32.exe	93
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 4220	4112	RdrCEF.exe	95
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	RdrCEF.exe	94
PID 4112 wrote to memory of 1808	4112	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\3d534dfc1b2302528dd37ad7cfb7c96f.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:540
- 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:4112
- - 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=3FFFEDAE00B9E8F00919BC46A2E15370 --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=3FFFEDAE00B9E8F00919BC46A2E15370 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1808
- - 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=063A746B266959FD7C72AEB76B04701A --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4220
- - 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=B65005A9A1FC5E36373E1AC2566C7D9E --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2532
- - 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=56A81A4DDF664E2AB3488D2B557893F1 --mojo-platform-channel-handle=1876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1420
- - 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=68038D5DEE705236C113F1D3772BAE91 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3972
- - 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=9F7B308446F5C19BA1DEE39C77B5D913 --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=9F7B308446F5C19BA1DEE39C77B5D913 --renderer-client-id=8 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1464

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3784

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
69d62021ebc37c650875c9114d1b4649

SHA1
10b4c556bda43f0bcdf1211e8616ee3bc2af9efa

SHA256
7faabd29a9282b727f60de720c09e794cfb20f0983be84e3a3d6d1ec75527ea8

SHA512
95820f54b1496d90be01599a875cbe76e898c14bfe9bea701ff6e8932fe3a6bb0860d60586c3a660fcd9644906d09d4d8f7de09ec642d9cfb354cb9d5854d0ee

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/540-26-0x000000000A5A0000-0x000000000A5F0000-memory.dmp

Filesize
320KB

Download