31d6d8a092fcd92121838ee408b309e39953202cc72329d235ae7e21af7c52ce

Analysis

max time kernel
611s
max time network
409s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 14:44

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General

Target

SBC501-The Saudi Mechanical Code-2018-Code&Commentaries.pdf
Size

27.2MB
MD5

1c4d8a09dfc3aaecc31b016007935bf2
SHA1

34220539572d593b5d3ea6aaf69fda749baa81ab
SHA256

7a12cac7c57128664b850c684ece419c5e4b3033421954cb86fa38897e1b4813
SHA512

d9e9971d24cbb2e9f9c3799e44ccd9e0d4dfcb33b7b4822f731adcce96717e11b675a04ee0e2c5dbbf05ee1aa8c9c1577cfcf2a9f06f10ac4bd46acd03d04ea9
SSDEEP

393216:13toFnwQjW6VfwckJZPhVF0laqD2L6fVSKT5IqJjn6IRc9qmMY6WwEVjfnu+fl14:/ew9dcktpT8VSCpJjnRGBzRH+P

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-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2308	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 1348	2308	AcroRd32.exe	106
PID 2308 wrote to memory of 1348	2308	AcroRd32.exe	106
PID 2308 wrote to memory of 1348	2308	AcroRd32.exe	106
PID 2308 wrote to memory of 3296	2308	AcroRd32.exe	107
PID 2308 wrote to memory of 3296	2308	AcroRd32.exe	107
PID 2308 wrote to memory of 3296	2308	AcroRd32.exe	107
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 3524	1348	RdrCEF.exe	108
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109
PID 1348 wrote to memory of 2476	1348	RdrCEF.exe	109

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\SBC501-The Saudi Mechanical Code-2018-Code&Commentaries.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:2308
- 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:1348
- - 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=665F154571917F2F2B6AF419755E21B5 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3524
- - 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=AE644CFC6D7ED888149263FF04D1F66E --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=AE644CFC6D7ED888149263FF04D1F66E --renderer-client-id=2 --mojo-platform-channel-handle=1796 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2476
- - 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=EDEDE081E7DE9AB5C0AA7416C139F499 --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=EDEDE081E7DE9AB5C0AA7416C139F499 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:440
- - 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=B6480202F6225974BC4FB7FF93D7F7CD --mojo-platform-channel-handle=1812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4668
- - 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=CF34786088ADFD1B46EA29F86FBE8F3A --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4644
- - 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=D8E3123B47B95A41DEED602AEE9F2606 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3360
- 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:3296

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
d2ca965f6b98c76d80f7b46772214973

SHA1
591c3522acbdfd597f6183178aca7ed6143abb63

SHA256
86c521a2a31bac94f7f1002947dbc4fca56b51864a4e10a13d809d9ee441e7da

SHA512
12ce72c4f6c08ccb5e3b9c8875da3d20ae62af5c28f311630a9c6b217553d4f6cd5c0711ea64740fc22bad85ebbe28a01f045222494a778f2b1a3f2c72fd4bd3

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/2308-34-0x000000000B360000-0x000000000B4AD000-memory.dmp

Filesize
1.3MB

Download