f6ebcc41be2f19aaeb27186401c050f2c84c760811cbe1a4ce82f2c1a75afd4f

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 02:26

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General

Target

c238cdad3d33073c0fb87606f0e96475.pdf
Size

35KB
MD5

c238cdad3d33073c0fb87606f0e96475
SHA1

d0e3795a9f48e969748173167759495ebd58db62
SHA256

f6ebcc41be2f19aaeb27186401c050f2c84c760811cbe1a4ce82f2c1a75afd4f
SHA512

f5739a703e48241f2e3addfea8d0985f071e93b25de6a721fb3def0c3e4459405446a99b4092855bba20ea463a9e8b94d54f43e2fd1c76a1b94e58eda0c00ab6
SSDEEP

768:tIvEZlDsSfmfjh/7dhf/h1cIOghtt77/bA2+i:tIsZDOZL/h1cShP7M2+i

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1988	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe
1988	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 564	1988	AcroRd32.exe	90
PID 1988 wrote to memory of 564	1988	AcroRd32.exe	90
PID 1988 wrote to memory of 564	1988	AcroRd32.exe	90
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3084	564	RdrCEF.exe	91
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	RdrCEF.exe	92
PID 564 wrote to memory of 3400	564	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\c238cdad3d33073c0fb87606f0e96475.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:1988
- 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:564
- - 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=0754CD40652D6026CC01D0F9575B28D3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3084
- - 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=3450CF723BE07AC519325C113279D45A --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=3450CF723BE07AC519325C113279D45A --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3400
- - 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=DAFAD4B870B52769AD2BFD4670AD910B --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:864
- - 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=7C174C921FB0B6B5AEC7ED0C75800E7F --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1056
- - 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=1F9DFC084BB53AB92F101273D95F2876 --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=1F9DFC084BB53AB92F101273D95F2876 --renderer-client-id=6 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3712
- - 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=56429507251106ECA1D5F0F0F8EC7CFD --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2572

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:696

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
e2878acacf77850defd732362e8e5897

SHA1
f571e4559ccf0cb14e3eda5771af92a125f67b30

SHA256
0f926a9bad7a459a0102d1276cdc60d875629575413c299a035791af90e07beb

SHA512
0b9b4da128f3800a28bd76506c1d3bfdc3bd053a57ac6c93166b926812a3d5502976aad67f5ff75504a01a70fc214f2acaf9ab11b59c6acaf38f061789938c3b

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/1988-26-0x000000000A540000-0x000000000A590000-memory.dmp

Filesize
320KB

Download