dc5bd201b33cbc76eb0f731229a2da824d8f848c2a2f1fba94f85674c7f27c1c

Analysis

max time kernel
141s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2024, 03:41

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General

Target

dc5bd201b33cbc76eb0f731229a2da824d8f848c2a2f1fba94f85674c7f27c1c.pdf
Size

236KB
MD5

0bab3f270a095dfba3ea1a31e00d5327
SHA1

5bfc721643b98d15e2bb96ecb55d9e47b3debd1e
SHA256

dc5bd201b33cbc76eb0f731229a2da824d8f848c2a2f1fba94f85674c7f27c1c
SHA512

676e9369fe4682d0c7a84e64e2ea72f7600fbba3cf37687164cc6e5b721015ab7c0e4f99002b7b964d20750371027243f9c708a531ed32ea1c2391c0bdaaa9ab
SSDEEP

6144:55j2M2Yeonhyh3Fz5qje9P6TM2s9k1yZCcCJsH:vC3onhyh3Fz5qQCTyW1yZTH

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-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2864	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 3632	2864	AcroRd32.exe	82
PID 2864 wrote to memory of 3632	2864	AcroRd32.exe	82
PID 2864 wrote to memory of 3632	2864	AcroRd32.exe	82
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 396	3632	RdrCEF.exe	83
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84
PID 3632 wrote to memory of 3128	3632	RdrCEF.exe	84

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\dc5bd201b33cbc76eb0f731229a2da824d8f848c2a2f1fba94f85674c7f27c1c.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:2864
- 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:3632
- - 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=B0B944EE78679BB0C9DE5F3A94635434 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:396
- - 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=FE596C4D1E9FF76A196BFB65639AA956 --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=FE596C4D1E9FF76A196BFB65639AA956 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3128
- - 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=80E9DB4166809FB423018FB52CA619B9 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1532
- - 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=5B633E4E6B27BED60FA0B4D7D8DC5B91 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=B293D35A06355B03D8641430C898C609 --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=B293D35A06355B03D8641430C898C609 --renderer-client-id=6 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:924
- - 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=946CB9115BE6BEEE4513CD9AA35C7CD2 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2192

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4008

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
d15e389a7c0ca16d7d763ebd330ea186

SHA1
5ff6698857e19342212134420347babe74b19e38

SHA256
b9b102c99b54943049e4b9897c0d6b943e13b8d2acc263acb40c5f7dd4a4ba4b

SHA512
da3af4e24e62659c5c0022abd6b1f057b8f59d3cf581f5cfbcc2d619d02c19d9a500bfc60780ded1b0d32e50135e68178e2674a6aee89988e198d0d9a42f5619

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
memory/2864-123-0x000000000AA30000-0x000000000AA51000-memory.dmp

Filesize
132KB

Download