28d0a92fdbc195d5b247d0b8a07e6725331301a9aba427acb24ad82594d37d35

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 06:29

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General

Target

CR 04092015.pdf
Size

542KB
MD5

01cc15fcb7afb2e54a7e83803318f386
SHA1

ec663d6381a6bf6e4dd0abfa25cc7f209c472843
SHA256

28d0a92fdbc195d5b247d0b8a07e6725331301a9aba427acb24ad82594d37d35
SHA512

9915fdf4c11def2cb468b63474bd3dc391a78e96c223fa3aa3410bca7d20c5e5388642e3c557a88043c3816c4240672da8d127dc91fce5ebaf98ff762b40d147
SSDEEP

12288:IsvpnrDoMOQdYkkBVo/sBVC8iessZDxldXzy1U:IsvpnXlOPpBaUHZl+1U

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-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4388	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4388 wrote to memory of 1392	4388	AcroRd32.exe	84
PID 4388 wrote to memory of 1392	4388	AcroRd32.exe	84
PID 4388 wrote to memory of 1392	4388	AcroRd32.exe	84
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 3048	1392	RdrCEF.exe	85
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86
PID 1392 wrote to memory of 2452	1392	RdrCEF.exe	86

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\CR 04092015.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:4388
- 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:1392
- - 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=9AE27DBA6291FC3CC9F1FA91B2FFEF91 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3048
- - 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=84BD3D41A19F052BDDAC3A4D5F393E90 --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=84BD3D41A19F052BDDAC3A4D5F393E90 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2452
- - 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=55818D46406FE81109A306C5FB05CDB9 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4268
- - 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=B59A55A6EDB0A8130FDC598A73D5F48E --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=B59A55A6EDB0A8130FDC598A73D5F48E --renderer-client-id=5 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3020
- - 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=DE44D664308DB4C3BAD3367C58892D56 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2700
- - 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=B9F6B4C604667C52274BFA7F94D5441B --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:548

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1348

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
1c596ce50822b2e49e92a9a5d3361a21

SHA1
8c491924da53bd522d529474616888c190b4decc

SHA256
a8dbce2aa3969cd84ce8c6beb3c8b11c37742b8628c0bbbcaa3c082dc9c92e4f

SHA512
1b28faf5ea84112d69bb84099766449dea9e1c7b4ce384b8b29388af2c0bf9ed011818daafd5592f113e6d15d1e27486940d26d296e8541e444f6068a9a8e29b

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