c1d9d193b83b6b613045f84a2d354aab759eb915e5d1d9742e263055ef06c4fb

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
03/11/2023, 20:09

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General

Target

NEAS.37b9b959ea7e69a2fbce9ee055c1a0c0_JC.pdf
Size

134KB
MD5

37b9b959ea7e69a2fbce9ee055c1a0c0
SHA1

7e5abb2c046aabc5de2720e8f83d893fc67b1650
SHA256

c1d9d193b83b6b613045f84a2d354aab759eb915e5d1d9742e263055ef06c4fb
SHA512

d03ea4365bdf5d8c3b26f61bb5313e86f31cd7dffef28d85820f090f341dbd4c5f200b8a2537d5c65f848e33544a64f5c333873dfdbb773138b6c72257fe4259
SSDEEP

3072:6k01VTi56CLq0JahjnvBmH7myjZmfYQ+op:6zXXqKjnvB+m/fYnop

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5052	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe
5052	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5052 wrote to memory of 1728	5052	AcroRd32.exe	92
PID 5052 wrote to memory of 1728	5052	AcroRd32.exe	92
PID 5052 wrote to memory of 1728	5052	AcroRd32.exe	92
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 5532	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 3740	1728	RdrCEF.exe	94

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\NEAS.37b9b959ea7e69a2fbce9ee055c1a0c0_JC.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:5052
- 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:1728
- - 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=9FCCE2FAB74EEFE88CC64A51216FA3E7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5532
- - 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=996FEA11C41D1753526C88C541476C80 --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=996FEA11C41D1753526C88C541476C80 --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3740
- - 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=5ABAED328E7F0F038B7FD98EEA62C260 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3896
- - 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=32C9D3268DE290190F54DB4B6E69E052 --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=32C9D3268DE290190F54DB4B6E69E052 --renderer-client-id=5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4240
- - 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=76764A2AF08AB643641AB2DBE247D677 --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1704
- - 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=1B4CA89D27B0C16E208ED58263842C0D --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4004

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:312

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
cf79b78ec0b2866dea96f67edb917504

SHA1
d114d9feae066feb3ff2bf0f80dddc7b7f802225

SHA256
d12de38489f838e7e941fe6174ceaacbdc1383d5e7dbc2fbd51e34f96d203e16

SHA512
79a573272dacebe5db50c503eb7fe9f6ff1370f5a5b366f330e4d7990ed0edd49d103d480d7cb21a1f583cbe5501a49006033d1d54b43b64b2ebfdd2af1c22c0

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/5052-27-0x0000000008B00000-0x0000000008B21000-memory.dmp

Filesize
132KB

Download