68e0f9aad0d6bd2930c3ba805db0d80a37082376371c5752b5fb28a1a5e641c4

Analysis

max time kernel
150s
max time network
151s
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, 00:46

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General

Target

aa937953157882640bf22fac8b16a1c1.pdf
Size

48KB
MD5

aa937953157882640bf22fac8b16a1c1
SHA1

8aa184a9b198a7b3de9a8614173d86a425ebbe30
SHA256

68e0f9aad0d6bd2930c3ba805db0d80a37082376371c5752b5fb28a1a5e641c4
SHA512

dc009ad4d83e32fc1c55917b9548fbd8a601274119cea3e4c8c98e95be21f54878fcc0a22ff8ebcc629dcb6ba15405427e432ec3dc7d1a006c5c076c6dbd1c22
SSDEEP

768:shewXDAPNUyAZqGmzn1P/2VAwTjNMCV+9PxBKWmA0cZizZ2llAb6l5VhW:gbXcUyx9ANTaq+9Px6A0jz6LW

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2480	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe
2480	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 1812	2480	AcroRd32.exe	95
PID 2480 wrote to memory of 1812	2480	AcroRd32.exe	95
PID 2480 wrote to memory of 1812	2480	AcroRd32.exe	95
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 1764	1812	RdrCEF.exe	96
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	RdrCEF.exe	97
PID 1812 wrote to memory of 2176	1812	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\aa937953157882640bf22fac8b16a1c1.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:2480
- 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:1812
- - 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=7D51736907ABE08338F24812D1D17B2E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1764
- - 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=1AF845DB62BD4DD1082E9DAE213E5B24 --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=1AF845DB62BD4DD1082E9DAE213E5B24 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2176
- - 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=C413CB6E83BE159AA6192736CB669AD4 --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:448
- - 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=35445CF8800B5F989BF7D24441A72A3C --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4764
- - 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=AA377F7B18B2435378EAED30A0F91C8E --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5052
- - 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=E5F4938DA161A2196700F8459AA8A391 --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=E5F4938DA161A2196700F8459AA8A391 --renderer-client-id=7 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3604

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
bca88d8daeae526b71dd4f850af141fc

SHA1
026b988680d6d9a2ae227574fbcacee991ad98d2

SHA256
2429eff0ca832348f64aee966a5b3e4f14cf99b4b25239a66d37c40f5f375fd6

SHA512
8d8790d10ca0d835a3b32eda32f4dc253c25f5839e17978489e9f53a817119916c39db83e69752c49dc349f6f9afa1e2d5329a916fe9e943d258facddec357a4

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