3941b21e4b39f28f49c1f82db4535e6952700ccae004bb1ba019216e89ea3b8f

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 21:30

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General

Target

e0234dadae25406fc75bc2e8646b5785.pdf
Size

76KB
MD5

e0234dadae25406fc75bc2e8646b5785
SHA1

97d119a0e1bc8cd6c8ba80a713c9c629af9a36d1
SHA256

3941b21e4b39f28f49c1f82db4535e6952700ccae004bb1ba019216e89ea3b8f
SHA512

a2529b469c4d8f1fbae11e4b6947d334989bf5855a564286f108f8c02f4f77978fedc62c2f8b60c2c309b40ce8a8296000a0553b760aa7f1048eabd3157a9db8
SSDEEP

1536:JNSTo5+yISVsDFrj5fwV4afsFPO9HE6kXplsHY9WjPtr0WsKfl992P:3+/p1Bc4xO9kLXXwY9IPtrwMlG

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
572	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe
572	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 572 wrote to memory of 4496	572	AcroRd32.exe	88
PID 572 wrote to memory of 4496	572	AcroRd32.exe	88
PID 572 wrote to memory of 4496	572	AcroRd32.exe	88
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 1264	4496	RdrCEF.exe	91
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	RdrCEF.exe	92
PID 4496 wrote to memory of 3284	4496	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\e0234dadae25406fc75bc2e8646b5785.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:572
- 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:4496
- - 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=F717896736BAF7F5794953CE594234CD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1264
- - 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=E22E88005AA95AE67F6C134E82F1909D --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=E22E88005AA95AE67F6C134E82F1909D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3284
- - 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=F1E742367C6202423C2A7298BB3B21B1 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:692
- - 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=8C2F7EFB41428F8980EC52991D5957AF --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=8C2F7EFB41428F8980EC52991D5957AF --renderer-client-id=5 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1276
- - 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=82E0620CA06885AE821CB204E75145A2 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5012
- - 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=0C314E7F24A788C1BA4CF35F16087B1C --mojo-platform-channel-handle=2352 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3612

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1152

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
4c2ee6aa2d38c694bf3a51c6e2ae86f8

SHA1
dbee05fa44424ac15031adb86b7d8ffc48a02adb

SHA256
d9767086bae7964a8258cea7f7020cc1ff7b7735738fbfdf0ae14d0e8bff4242

SHA512
ec9f34980218b3a9f24a46f5c5f0570e66e320dee90bf9795535deff22cb5ce7e6ab8dc61941f85bef663977258fa0e386c059429368674e24e77f8ed8a04950

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