57918385f6c20bcb5a3fd7db1239a4c9d72f8d17d776f999fa0a8560900a9668

Analysis

max time kernel
142s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 04:02

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General

Target

c266d9d13b9494edeec4b3f7cdff2bc1.pdf
Size

35KB
MD5

c266d9d13b9494edeec4b3f7cdff2bc1
SHA1

ad23eb19415e35916f1646d86921afe9345494b1
SHA256

57918385f6c20bcb5a3fd7db1239a4c9d72f8d17d776f999fa0a8560900a9668
SHA512

5d65e25838c63580063a0472f017d94b573155ab3415dbf904da70d73acfe1084548444b2985e39625ac9d451ff01fcdf2c66b461f8e4477469e551fa4ae8c06
SSDEEP

768:Tvah+Vs/J8xwV5ScEuPmKcPhf2WuagG8VT7UKkbvtr9:TI+6SsjEuunPMagGwUjvtr9

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
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4768	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe
4768	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 4412	4768	AcroRd32.exe	95
PID 4768 wrote to memory of 4412	4768	AcroRd32.exe	95
PID 4768 wrote to memory of 4412	4768	AcroRd32.exe	95
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 992	4412	RdrCEF.exe	96
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97
PID 4412 wrote to memory of 5000	4412	RdrCEF.exe	97

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\c266d9d13b9494edeec4b3f7cdff2bc1.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:4768
- 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:4412
- - 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=6515748E3A0F837EB2499B7FEDCC1AB3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:992
- - 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=76F1B336CBD5F58D91F777A9D10132BC --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=76F1B336CBD5F58D91F777A9D10132BC --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5000
- - 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=D8C8971A189A41383CB3887ED4021A08 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2424
- - 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=8060A929B8C49A2D5D15ED81FB760DC3 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:636
- - 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=8CF4DB3F927A2DFBE9EC2DC2CF262966 --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=8CF4DB3F927A2DFBE9EC2DC2CF262966 --renderer-client-id=6 --mojo-platform-channel-handle=1880 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4708
- - 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=0D8E0404F68B447FFBB97BC5302936E3 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:380

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3040

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
e58416cfbdfa96c9245360cab722308e

SHA1
9fd14ab3e852ae2405d25eb81a388f58bae32ed1

SHA256
43540129d756b447c49fa750cedc4c9257e93e57a554ad3e2973084da9b37dd0

SHA512
52829788168eb999dd679df8bc0881c167c089ae9546dccaff1623b8004b08ba58351bcb15b05739ab0f481d9331c5d7c281ceeb24764c64f06b13a69b1d80ea

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/4768-26-0x0000000009AC0000-0x0000000009B10000-memory.dmp

Filesize
320KB

Download