e98d3ce8a38c4f2438b1e0b18e78b160d679b848c92909e16c7ae451607c4ce6

Analysis

max time kernel
151s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2023, 01:38

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General

Target

IMG_20230415.pdf
Size

492KB
MD5

3cf1a6f63b96c25edc85572aff2fb0d1
SHA1

58618c9066131f373690ef3aa94e0cb27432e204
SHA256

e98d3ce8a38c4f2438b1e0b18e78b160d679b848c92909e16c7ae451607c4ce6
SHA512

acff10b07ec6e00e5849485a2e67b68a58275b9ea975cb4b730e4c175faedeb69b935db8f64738bff1c228ec1ff1b89b2f75dd468cb8dd77f255cffdd947c777
SSDEEP

12288:kPDnl2/1hujrCiIhUfQNd6t44DQlw22xidUgZ:kPDnlONk8r8iuO

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-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3996	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 3604	3996	AcroRd32.exe	90
PID 3996 wrote to memory of 3604	3996	AcroRd32.exe	90
PID 3996 wrote to memory of 3604	3996	AcroRd32.exe	90
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 1444	3604	RdrCEF.exe	91
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92
PID 3604 wrote to memory of 560	3604	RdrCEF.exe	92

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\IMG_20230415.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:3996
- 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:3604
- - 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=3D2AB0D1AE8118FD7CBBDD444A10519F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1444
- - 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=FE4F9508F9FAFBE93DA1B821F7ACF329 --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=2 --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=FE4F9508F9FAFBE93DA1B821F7ACF329 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:560
- - 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=9716FD1EFA5A75F1BFE1DC91ED67099E --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=2 --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=9716FD1EFA5A75F1BFE1DC91ED67099E --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4892
- - 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=1846EE16CD13A3F6726A7B709C2E27B3 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1416
- - 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=39EA93517868D2F55792468049E37B03 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1720
- - 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=A7B92A0B5E0D62FBEDA2310B8081AEE5 --mojo-platform-channel-handle=2000 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4284

Network

MITRE ATT&CK Enterprise v6

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
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
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
b9d3cb21053e2e121edca4e61348a770

SHA1
197e3f254502d90da5666435287bb24d267d53cb

SHA256
ae37c630442956fb8cf2d6ceffd55bdd9f63f9cee13498cca4e30cc4eedbdd1c

SHA512
1b8b02fa96ed361dc10848f557a8a576d06b1acbfe815d8e5f9164b9038a9d759d999b64d57883fc3e587d67f99a25183acadfd231f0f990ef91232895a3058c

Download Submit
memory/3996-266-0x000000000B6D0000-0x000000000B97B000-memory.dmp

Filesize
2.7MB

Download