dabd1168cf2a232ccfbaca64014b884e57e4d566c47a4dde2e6db44095192b1b

Analysis

max time kernel
176s
max time network
184s
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, 12:14

Sharing

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General

Target

18333301961d5130aa0f7678946932b4.pdf
Size

82KB
MD5

18333301961d5130aa0f7678946932b4
SHA1

84d8dbda0122b32db65539e30e4c90c62b0d9816
SHA256

dabd1168cf2a232ccfbaca64014b884e57e4d566c47a4dde2e6db44095192b1b
SHA512

3a61cfb2868e64329038921f84b38f250dcf8204639451dec2d5e799f7819047b0302d5996303f937dd94c32e8a4dc70d7b1294689f7b2677972bd65c27dd820
SSDEEP

1536:nTB5wrIqaCc1/E+dJFsjmo9ZxyDYG9+0O4wcYtWGpOKvvMBLWaEzeu3lXGJz:TBmUPfJSZWqN4wcYiKXMBD2Q

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 20 IoCs

pid	Process
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4152	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe
4152	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4152 wrote to memory of 3640	4152	AcroRd32.exe	95
PID 4152 wrote to memory of 3640	4152	AcroRd32.exe	95
PID 4152 wrote to memory of 3640	4152	AcroRd32.exe	95
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1956	3640	RdrCEF.exe	96
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	RdrCEF.exe	97
PID 3640 wrote to memory of 1872	3640	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\18333301961d5130aa0f7678946932b4.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:4152
- 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:3640
- - 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=9E25D9A9110DA3F32DAF191494BC9B00 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1956
- - 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=D0F03931493E7245225E4DD21618E182 --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=D0F03931493E7245225E4DD21618E182 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1872
- - 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=D866F12F451D6B57168B3FC4A31CCA8C --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=D866F12F451D6B57168B3FC4A31CCA8C --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:848
- - 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=62B76CA4B3B5099744FB6D459ACBFAF5 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4424
- - 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=6D6B47C0C08C7490962EA9E29A206874 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1568
- - 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=287282F887D011C4DAE863E7FA90E5F2 --mojo-platform-channel-handle=2488 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4524

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4908

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
bf4545082fd682907bd76625ed3aca8c

SHA1
6c84b6ac01c51748966469a972f13095c1b80afc

SHA256
41445bb46119ec4a148c44013fab775f09a850609a7c5f6b96bb139c88e57126

SHA512
4bf2e17831b3359381f6b6719ee2448a5addc422e9637af8c3f92cb7912b17dff33ca1e9ef5845ce74c0461309ea60dac0ce3338ddc04fa58baf1c1f2f95692d

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