cccf2ece086526e1e3a42284b017b5ae178c7187e8f05de5d260f556cbffe46a

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12-02-2024 14:28

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General

Target

976052e3c1c45f8fbea5943dbcf30576.pdf
Size

88KB
MD5

976052e3c1c45f8fbea5943dbcf30576
SHA1

25c45d00a8d963986b750a49648918bf29107eb6
SHA256

cccf2ece086526e1e3a42284b017b5ae178c7187e8f05de5d260f556cbffe46a
SHA512

a594ca43c923e1f10fea567e8fd402f3b8fe3a8c5df38662b200ae6c2c0a7f80a5d091e71e0cd4802f1569f2068190d8d4eedfdc26badd6fda3da66fcf9b35d6
SSDEEP

1536:qBKiYd4AMp9EHErGwbomVIdPrlciZTLxgHmC+W5rNPMw5hV8WapOtQ6R9UDd:gYd49pIErGwEmVIdPpcUTLxuew5XttQd

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
836	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe
836	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 836 wrote to memory of 3116	836	AcroRd32.exe	87
PID 836 wrote to memory of 3116	836	AcroRd32.exe	87
PID 836 wrote to memory of 3116	836	AcroRd32.exe	87
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 3040	3116	RdrCEF.exe	88
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89
PID 3116 wrote to memory of 1128	3116	RdrCEF.exe	89

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\976052e3c1c45f8fbea5943dbcf30576.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:836
- 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:3116
- - 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=CE090C0A394D0BC71A9CD7392BBB9A3F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3040
- - 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=B1718CB75A6A41E4D219E9068879CCE6 --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=B1718CB75A6A41E4D219E9068879CCE6 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1128
- - 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=1063919BCA9A60F2E496E620B221C8E9 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2332
- - 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=BD2EB644D8D869769DF24B0EC677752C --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=BD2EB644D8D869769DF24B0EC677752C --renderer-client-id=5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2160
- - 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=0A679D78589BFC60A50671A6EEA3F380 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2792
- - 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=F9D992D788D298CC89B4128B1391896B --mojo-platform-channel-handle=2040 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:400

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
3657c07a2038095ac9717155d31a96fa

SHA1
309af023292f5bc4e0c4d57da30fab874b09c522

SHA256
7abaa8eb7bb9b7cedde63b7931cdd836ff07417130348eaf60cf652e61544f3c

SHA512
86e455f572651f59452620e2af1cbeee8d7c8ac06299423581da0d430f5fccbb21f206b777de33934333a1791a4cb921f57a0397d54cd343c23d77f308dd9181

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