201b35e8365463d5e5500b95caf1048e232f8bc7c5b7744ad7c5048c3d3e7cee

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 23:46

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General

Target

ad2a1c641f33571edcf35f35ff8c431e.pdf
Size

90KB
MD5

ad2a1c641f33571edcf35f35ff8c431e
SHA1

a588283c557131e31c2d8ec1882e9fff4fe0d22e
SHA256

201b35e8365463d5e5500b95caf1048e232f8bc7c5b7744ad7c5048c3d3e7cee
SHA512

9403233590a7aa99add3025500f10306e9011b10ab9dcf866de46c68d44f6235e1e90d8b0dd7bb1397d602f2d70db5087de7361680c138c13d54bb1b6f21e10b
SSDEEP

1536:Gi0+lomzEp4b8cjb8Fp18YT02NNIDWoSWQ+3XnW8pO7t2A:Jri3aB38f18802cDWoF3X67f

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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4688	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 4476	4688	AcroRd32.exe	91
PID 4688 wrote to memory of 4476	4688	AcroRd32.exe	91
PID 4688 wrote to memory of 4476	4688	AcroRd32.exe	91
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 2432	4476	RdrCEF.exe	92
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 704	4476	RdrCEF.exe	93

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\ad2a1c641f33571edcf35f35ff8c431e.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:4688
- 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:4476
- - 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=D14E1298CC02A87CAF82A72DC6BE8A4A --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2432
- - 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=D41C3C549E4289D7F952DE5500EB4D5B --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=D41C3C549E4289D7F952DE5500EB4D5B --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:704
- - 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=77F86D8E4D726B9F16DA76A61C77B081 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:740
- - 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=3004C940AC95AFF59E18D12039F24E7B --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=3004C940AC95AFF59E18D12039F24E7B --renderer-client-id=5 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:860
- - 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=166C2A2BFAF133948BB5284EF169DDB5 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3652
- - 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=AC9947EEAB8E71031F630113F682DBA0 --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2652

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1788

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
8ea42b4a41013f529a1aaba6420dc9d4

SHA1
dee9785bd25e07a1025ceefd71a0d6b474c6c98b

SHA256
b27b54756b9bda82c087bf212030f89d1a2ad1c867177ef0187963d5fc49e8e7

SHA512
0113d9a397ff02bbfb77be439e45870b31c39fb05fac89e6533755d6979705fbd7468a34254f59ddf461dff368c1b4f3dd13604179cdad4ec8c03c3d970abbe5

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/4688-27-0x000000000C5E0000-0x000000000C601000-memory.dmp

Filesize
132KB

Download