668025c792953c515552967cd3f32c78016d0080cd3578f82c4f8b33a21ea34e

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 01:00

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General

Target

17a056f21d80e01ef1fc323961061915.pdf
Size

132KB
MD5

17a056f21d80e01ef1fc323961061915
SHA1

86b7870e5a6ecc6ffc7ea24c490556d9af32e5f9
SHA256

668025c792953c515552967cd3f32c78016d0080cd3578f82c4f8b33a21ea34e
SHA512

5a34f90d790c8705958aaa14879d8618c20609b86cef9df712c8657d40de8b601fbea4d43643b8541e02fba4b8f6c2b361efbdcac9b5896cf150d40c4e2314c2
SSDEEP

768:LM/LrkSOUlQq+c6xUbwW5RFUZTfY8KCRTHOTfIHlIZHZXdStkgIMp0uiUVIAAF92:j

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-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1972	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2800	1972	AcroRd32.exe	87
PID 1972 wrote to memory of 2800	1972	AcroRd32.exe	87
PID 1972 wrote to memory of 2800	1972	AcroRd32.exe	87
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 4328	2800	RdrCEF.exe	90
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91
PID 2800 wrote to memory of 2376	2800	RdrCEF.exe	91

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\17a056f21d80e01ef1fc323961061915.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:1972
- 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:2800
- - 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=BC5CB851D7B360F8921CC17439D30F67 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4328
- - 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=0E4CB71BD9F16B6222195C9FC0C0EE1E --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=0E4CB71BD9F16B6222195C9FC0C0EE1E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2376
- - 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=04232C548542253FE63268F24D219737 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1752
- - 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=EB3C6905DE27CB53807B3DF13454B7A4 --mojo-platform-channel-handle=1860 --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=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=4FC8A3F9D0367FB579D8A673BE62DE0E --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3924
- - 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=13C0889746EA06C0588EEF0025C66992 --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=13C0889746EA06C0588EEF0025C66992 --renderer-client-id=7 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4856

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2112

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

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Downloads

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

Filesize
64KB

MD5
926996dee8381742635ddc25d8847a94

SHA1
0265eecd874a60b80b62b95e174917ead2df24a2

SHA256
994c3ccc062547303dea63dab3f6495546ec4534d9857be95b43da1cb825af5a

SHA512
e4340f7e92cb837a66130a730a96b9011021cde6dcc9daa3b4fef48e5accb4a7848708b80f7744fdb17a4f6ef7de6f0d1bca7af6398803d6fd898c9731ec462f

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/1972-126-0x0000000009F00000-0x000000000A04D000-memory.dmp

Filesize
1.3MB

Download