c2fcbcf2a2cdb8f820ae8b8771bef39c940d43b758c3895b6b3e3eb0048ccff8

Analysis

max time kernel
151s
max time network
149s
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, 03:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.46ca7c65d6e155209ceb2105287380a0_JC.pdf
Size

5KB
MD5

46ca7c65d6e155209ceb2105287380a0
SHA1

446cc64cb11310ffe30c984f324fb9f4b83b6632
SHA256

c2fcbcf2a2cdb8f820ae8b8771bef39c940d43b758c3895b6b3e3eb0048ccff8
SHA512

1ef0af2d1ec17af8bbb9446c07b3314b081c460fc963f299da2b361ec77cd6a7cde6d616282c0cbece21285e93561f15dfd597ed26488914e93f01a57dbbbd27
SSDEEP

96:6HVpsWrTjpJFne+NpcRJWGYQX27UHYh9+SpvLX4o+BVQGPDXMfExfvcqv5q5urup:6HVpssf9nemcRJWiX27UHYh9+SpvLIoT

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
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4892	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 4648	4892	AcroRd32.exe	95
PID 4892 wrote to memory of 4648	4892	AcroRd32.exe	95
PID 4892 wrote to memory of 4648	4892	AcroRd32.exe	95
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 412	4648	RdrCEF.exe	96
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97
PID 4648 wrote to memory of 4596	4648	RdrCEF.exe	97

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.46ca7c65d6e155209ceb2105287380a0_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:4892
- 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:4648
- - 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=D49DCCF131DB21F4A5CCF3E3995AEE6D --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=D49DCCF131DB21F4A5CCF3E3995AEE6D --renderer-client-id=2 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:412
- - 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=53AC45F511BB293D489EB85311087710 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4596
- - 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=245F94EF913ABAF6E945A114FAD9A04E --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=245F94EF913ABAF6E945A114FAD9A04E --renderer-client-id=4 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4168
- - 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=8A2EC04637A156D5640E621C5E1BB293 --mojo-platform-channel-handle=2204 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2120
- - 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=08323B7CD18097A46077C2A05F7309F6 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3096
- - 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=E4F07A792BD694DB6825BAC61D5D6CE7 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2072

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4488

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
ffdb7c39561ada233ac3584e48a9eb1d

SHA1
41ec36fb49756f248e423a14374ad40ef94ad3ce

SHA256
93788e4f236eff0daa8a54cae586b27f3c246a2fcf1aeeb400611ffdbcb81322

SHA512
205073433bbb600eea0d689b95d75ee2b69643d84d916d5d802b9ad5adb53676943ae1d3d137439e60ef34ea093fca90a0b3fda53091d1dcbe40b1d129849b0c

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