212939841918d62cdd4420ea709c438919e2aba3343fb836a50ca0e7feeca467

Analysis

max time kernel
144s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 07:48

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General

Target

7ac65abb091e3c15b23af2998e3746f8.pdf
Size

68KB
MD5

7ac65abb091e3c15b23af2998e3746f8
SHA1

d083c8e320becac91cbeb9f8640f8add686ea205
SHA256

212939841918d62cdd4420ea709c438919e2aba3343fb836a50ca0e7feeca467
SHA512

ce7c9b731013880888d2a78870d302acfefaaf79d0c94132f3469ddab387214e907f70e0f6376a846a58ec28b401b48a29a2809e2f35762a97cee2c5a7d5953f
SSDEEP

1536:F+fA1apUtachyHZ4M2DWl1f0Vrwr55ICF0tZJLqssPU9PDuGclk0W:/iUtQ54bDk1f0hwr54BsOPSb2

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1032	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 3820	1032	AcroRd32.exe	91
PID 1032 wrote to memory of 3820	1032	AcroRd32.exe	91
PID 1032 wrote to memory of 3820	1032	AcroRd32.exe	91
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 4792	3820	RdrCEF.exe	92
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93
PID 3820 wrote to memory of 444	3820	RdrCEF.exe	93

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\7ac65abb091e3c15b23af2998e3746f8.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:1032
- 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:3820
- - 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=478C000B255756381798C89A2F88089E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4792
- - 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=AEBC486E18172ADCB30C3490AD14DBEF --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=AEBC486E18172ADCB30C3490AD14DBEF --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:444
- - 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=3547BF744D37336B962500953BE826D8 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1096
- - 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=544D2CA427E86276DFBD4B99B5A0E5D7 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:812
- - 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=6ECF0B6243B7087520E78E7B34EF38D9 --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=6ECF0B6243B7087520E78E7B34EF38D9 --renderer-client-id=6 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3240
- - 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=A90FBB3DB4EB6935D3C7BD81796250A5 --mojo-platform-channel-handle=2724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3700

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4288

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
3eee7bd330ac9b4de435737a1f99aff6

SHA1
258a5721f17a77825b1435afb511dc3d3ee38a99

SHA256
de33b0d464503e31e5efcfcb035ba3a9a4dda3f4ab6892c49295f8f656cb5cea

SHA512
68613dea0e791a3372de8cf78db0154a4fd529ead0ae05e9cc12c411df565d2d53d6e36a3115ad10a5696e4f46330d353383f0d5c4fd6101decdf0bdf0e8effc

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