72b272ef3f87805efc9c99c6d2ea3da149e2207e22ff1298f7046e2af164a5a3

Analysis

max time kernel
144s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 04:27

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General

Target

0e769597d7408a00ca31281d15ec27e8.pdf
Size

45KB
MD5

0e769597d7408a00ca31281d15ec27e8
SHA1

1d419590ec29468a7ac9d3a7616aa5e863a7693f
SHA256

72b272ef3f87805efc9c99c6d2ea3da149e2207e22ff1298f7046e2af164a5a3
SHA512

998b647d53ad5d6e2c09bb0c46cf723fb79638eebbc6dfc14ef6166e3da333fb445ae6dd0c0f2592b1c8e3b81565ced8ad311dcba587e44eb42420f9180b65a4
SSDEEP

768:KgGzpDGV1j4vkcDhqBRexKjihxWonS7iMCcHS2/Jf1eVOpLRn:XGFCrYDocKjIYona/tHS+JNf7n

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4568	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe
4568	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4568 wrote to memory of 4964	4568	AcroRd32.exe	94
PID 4568 wrote to memory of 4964	4568	AcroRd32.exe	94
PID 4568 wrote to memory of 4964	4568	AcroRd32.exe	94
PID 4568 wrote to memory of 4108	4568	AcroRd32.exe	95
PID 4568 wrote to memory of 4108	4568	AcroRd32.exe	95
PID 4568 wrote to memory of 4108	4568	AcroRd32.exe	95
PID 4568 wrote to memory of 4912	4568	AcroRd32.exe	97
PID 4568 wrote to memory of 4912	4568	AcroRd32.exe	97
PID 4568 wrote to memory of 4912	4568	AcroRd32.exe	97
PID 4568 wrote to memory of 1228	4568	AcroRd32.exe	101
PID 4568 wrote to memory of 1228	4568	AcroRd32.exe	101
PID 4568 wrote to memory of 1228	4568	AcroRd32.exe	101
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 2872	1228	RdrCEF.exe	102
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103
PID 1228 wrote to memory of 5032	1228	RdrCEF.exe	103

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\0e769597d7408a00ca31281d15ec27e8.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:4568
- 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⤵
  PID:4964
- 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⤵
  PID:4108
- 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⤵
  PID:4912
- 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:1228
- - 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=743558C835F0558B145FC75FFF2445E2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2872
- - 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=FBA1D91EE3DAF91B4604C35310AEC0C4 --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=FBA1D91EE3DAF91B4604C35310AEC0C4 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5032
- - 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=7148A660DA614FCC172DB0539E82B71E --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=7148A660DA614FCC172DB0539E82B71E --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1440
- - 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=ED2D6CEC72B1857E33F14C7F8E49693C --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2588
- - 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=02BE73D3EF8FAF74815FEFD8343B4693 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3748
- - 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=587532E75D88893C33D15BDC44F544B0 --mojo-platform-channel-handle=2792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2736

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3600

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
64KB

MD5
4168f1790bc17ecb3d7185070378588c

SHA1
9733b0a46626e3ddd5265d650614a4b3c905ab20

SHA256
5cfe715e48b8f3d0731d8809e2456f43357bb11173f630b13777eeacc08ac19b

SHA512
68ca01c17a7a389c0f2fdf591039b0f36930ce43f40d90978d06c2ad665741614fe5d570255ef60cdfd70c5a1cc7e1e33bfca88ae235b3d81a3c51c8834f7557

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
memory/4568-123-0x000000000A550000-0x000000000A571000-memory.dmp

Filesize
132KB

Download