9cdeea74fa38071a603b425fa162d9b28d8aca145b28b00670ca75cb380c8c51

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 14:14

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General

Target

bc0302581033dbdc701ad216aeef1cde.pdf
Size

44KB
MD5

bc0302581033dbdc701ad216aeef1cde
SHA1

1fe19aa10569a843c4eb51c12ca1cf8be2274af8
SHA256

9cdeea74fa38071a603b425fa162d9b28d8aca145b28b00670ca75cb380c8c51
SHA512

25064c9eef973dd29085e83a0ac1ff8d3cc1dbc874fd2c6e0aaa57f7b48b516745e8964f20e884af43a5c294da35e7ba8c98e51a15e6366d350efb9521e64e6c
SSDEEP

768:FZHh5isp3UN/+JRyFz6JYtwwcw/cNPiciOzojVlCx9J6A:FJh5iWRjDworovCDJ6A

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 1248	3940	AcroRd32.exe	91
PID 3940 wrote to memory of 1248	3940	AcroRd32.exe	91
PID 3940 wrote to memory of 1248	3940	AcroRd32.exe	91
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 4748	1248	RdrCEF.exe	95
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96
PID 1248 wrote to memory of 3752	1248	RdrCEF.exe	96

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\bc0302581033dbdc701ad216aeef1cde.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:3940
- 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:1248
- - 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=6A7F30B11CB123F9CA36C2DFA1D83879 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4748
- - 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=341ADD2E668BDCDB54DD913732E39D5B --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=341ADD2E668BDCDB54DD913732E39D5B --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3752
- - 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=D674BC67A8833EEC1C0E5C7BC5F74FF4 --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=D674BC67A8833EEC1C0E5C7BC5F74FF4 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4660
- - 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=7444444C13FA9A8FFEB91D4849A00F7B --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1992
- - 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=289A7A17AD3A79D5C9588767D4868409 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:116
- - 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=194CD2C626B06F70D807CF39FE08D80D --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4252

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1120

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
dc6c951a43e17ca04c2851b49ea6c0ea

SHA1
cc4456cd88a49e39b3ce2139e5ae2da378be6227

SHA256
4696603b8ab7fd5aab4b24c54c7a78f5d52df56fcef30583bb64dcf6bd572d74

SHA512
cc8116ceff19f61a3157ea4df2076421df7dc43f1a965be7d816e68dfa5ebd0d4a156e209a8532b50d78264b73414b42b43920beacf7723618dc8f8c110e05a9

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/3940-133-0x000000000BEA0000-0x000000000BFED000-memory.dmp

Filesize
1.3MB

Download