f94d5ab3a9631eccfe1e51fa9d0692b6a73337f24872ed441cfe88629cfbaf82

Analysis

max time kernel
142s
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
29/01/2024, 11:02

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General

Target

7fad74662591dd2d40e660509628ebdf.pdf
Size

42KB
MD5

7fad74662591dd2d40e660509628ebdf
SHA1

712335c1fd5a764c830dea25d8c7a070727b66e7
SHA256

f94d5ab3a9631eccfe1e51fa9d0692b6a73337f24872ed441cfe88629cfbaf82
SHA512

13a43f997c4b78d87ed7fd8aef5e76142d5dae9060b452fb4b5ce8413564a5d12b1d87a99e174126be903aebbca6a878b69d32172b73abc71b741c3e0df69ae9
SSDEEP

768:XKNnjQ3uaKnPmuVwD3BkOHrkFfzVUZsvY43+dpQGrhZnj:XKpFaKnO9X4VuyZ+dBrhZnj

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2324	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 908	2324	AcroRd32.exe	88
PID 2324 wrote to memory of 908	2324	AcroRd32.exe	88
PID 2324 wrote to memory of 908	2324	AcroRd32.exe	88
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 5040	908	RdrCEF.exe	89
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90
PID 908 wrote to memory of 1788	908	RdrCEF.exe	90

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\7fad74662591dd2d40e660509628ebdf.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:2324
- 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:908
- - 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=72B4EBB5D9D0F14C8E1CF5176A5D90DE --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5040
- - 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=9CB852D4E48E3836B3FFE0D041EDEE20 --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=9CB852D4E48E3836B3FFE0D041EDEE20 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1788
- - 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=F6341EA3A135CB7B2056AC4CD7F17A46 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1568
- - 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=2273A188899E79C3D683E45B42301940 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=7B56C1575CA7A5BE55E09477C9C04C46 --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=7B56C1575CA7A5BE55E09477C9C04C46 --renderer-client-id=6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4580
- - 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=A6D7B9D69410D5609883CAED4474024E --mojo-platform-channel-handle=2388 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4948

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
64KB

MD5
4ef91807c9f36e2c9d35984adbc7c9ec

SHA1
71d8c2bd6d933be7664d86272acbeba55e87f659

SHA256
95203c2f181e704dc1d10df308e884e71dfe30a1bb00e6ca28de1238da86d7bb

SHA512
cbcbb17c82074b6a372a48eea7461e041e5da87139cbfd98b5ff7aebeda21c71564fbbfc87370d0c44c832474ec364079dfe77b91c443197a1861f01cb4124de

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