63428a6d5ca0aa6ea57d7d6a05ed6fb0942c0f0d84e28a33a69f524f2a72ff6b

Analysis

max time kernel
152s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 03:37

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General

Target

452e4293c97a7fcca900ab53abe18ba3.pdf
Size

85KB
MD5

452e4293c97a7fcca900ab53abe18ba3
SHA1

f4930d0f2a367dd9551f3fe8e5e6ddff55e04fc9
SHA256

63428a6d5ca0aa6ea57d7d6a05ed6fb0942c0f0d84e28a33a69f524f2a72ff6b
SHA512

2c9d06357c54dea8508b2fd4866ba9101b9c6817e2fd5f9685601072ccfc8b94e801b44a1bee245355763aaad3a77355dfe9d21a307e8e37fbf4a3e871cfcf3e
SSDEEP

1536:RjXLGYP1siN2WQBvdPEHPCsEG+t5pMuqDP5+9D+3US0LWypOlLJkkBW7H3PeztM7:V/P1NlQ1J7sC5CuqV+K50klLJkk6H3PT

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3736	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe
3736	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3736 wrote to memory of 3728	3736	AcroRd32.exe	91
PID 3736 wrote to memory of 3728	3736	AcroRd32.exe	91
PID 3736 wrote to memory of 3728	3736	AcroRd32.exe	91
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 460	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	RdrCEF.exe	92
PID 3728 wrote to memory of 4340	3728	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\452e4293c97a7fcca900ab53abe18ba3.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:3736
- 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:3728
- - 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=B258DFA72C68F058F8BB94894A3E63E7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4340
- - 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=62F4B490CCF90A681D0F2939EBA90B69 --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=62F4B490CCF90A681D0F2939EBA90B69 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:460
- - 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=854089337D9DB38E264F7C22F853F5BA --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1228
- - 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=6D2AF78F8817ADA281428D465432F026 --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=6D2AF78F8817ADA281428D465432F026 --renderer-client-id=5 --mojo-platform-channel-handle=2104 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4888
- - 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=ED9FFFCFD4CD7BBE6B0EAB8C1B2F4EEB --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5044
- - 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=B8F23D6D6B13D76D4862A9C096E258CF --mojo-platform-channel-handle=2004 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2744

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
59787375e58f1f1c28555b6d798f59e5

SHA1
fbc9745ea8bf5d32db7911e2a543294811baa257

SHA256
c11d21a23dae917b64a20a572e115ad5bc4d3c5af4027aa7204315bd0654e6f3

SHA512
8b817984eda1035d4bd20439eaad40ddb5ebb6d5da0afdaf48d949329089ef2327c5ac4d1566ca62d280c213476d1950bb86ba7dbd876e46a0ad2aa77208bcbd

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/3736-57-0x000000000B480000-0x000000000B4AA000-memory.dmp

Filesize
168KB

Download