1cda71ee1f6d3bec0cf493c783b7aea15dae1416c4b8b439155025deebba04d1

Analysis

max time kernel
155s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2023 20:44

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General

Target

NEAS.74806379a0837822d6d6e993633ad610_JC.pdf
Size

83KB
MD5

74806379a0837822d6d6e993633ad610
SHA1

2ef0023d149887bbebb7acea3d52b2ff75cb5928
SHA256

1cda71ee1f6d3bec0cf493c783b7aea15dae1416c4b8b439155025deebba04d1
SHA512

703cb8932c4dcf38c35f2be6dd0a17fe4b61b8a59779794f0b103be5fcac6f414ad91d179b4c974948f75916b1268f83133b7a828d9a7f5ef48949b2603a4e52
SSDEEP

1536:oCgZVlGUIkxREzXSVugyiB/WlymPj0k3urbrJrLW0hn8ov3NDy4dLWepOy2Q/K8t:AZnzmOEgHWlRPyJrVlvU4dIyH3

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-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe
3784	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3784 wrote to memory of 4628	3784	AcroRd32.exe	94
PID 3784 wrote to memory of 4628	3784	AcroRd32.exe	94
PID 3784 wrote to memory of 4628	3784	AcroRd32.exe	94
PID 3784 wrote to memory of 3232	3784	AcroRd32.exe	96
PID 3784 wrote to memory of 3232	3784	AcroRd32.exe	96
PID 3784 wrote to memory of 3232	3784	AcroRd32.exe	96
PID 3784 wrote to memory of 636	3784	AcroRd32.exe	98
PID 3784 wrote to memory of 636	3784	AcroRd32.exe	98
PID 3784 wrote to memory of 636	3784	AcroRd32.exe	98
PID 3784 wrote to memory of 4952	3784	AcroRd32.exe	100
PID 3784 wrote to memory of 4952	3784	AcroRd32.exe	100
PID 3784 wrote to memory of 4952	3784	AcroRd32.exe	100
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 1900	4952	RdrCEF.exe	101
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102
PID 4952 wrote to memory of 3540	4952	RdrCEF.exe	102

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.74806379a0837822d6d6e993633ad610_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:3784
- 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⤵
  PID:4628
- 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⤵
  PID:3232
- 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⤵
  PID:636
- 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:4952
- - 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=4E20F87EF6937A437FB6285F0216527E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1900
- - 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=D81427963D38B0845C4DD9CDBF56C837 --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=D81427963D38B0845C4DD9CDBF56C837 --renderer-client-id=2 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3540
- - 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=146AE7382CB14B9F3A6864EFDB15E4C5 --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=146AE7382CB14B9F3A6864EFDB15E4C5 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4340
- - 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=9A243D7E437151ABD5AB330B248A4B07 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3888
- - 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=80D1E508039941FAFC9B79FF4FE1B817 --mojo-platform-channel-handle=1992 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:636
- - 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=1C18773DEEA48A5206EEAA039AE79C9E --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4224

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4680

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
9fc465057106a90b35e21c3e2a2d72c8

SHA1
d2abc92964df38f7a3a5790f8e4c27219d605b9f

SHA256
3720b5b06cc20aef8e6b3ba8f60690fa15d1bdaa273e549c0b5075cf1cfc6cb2

SHA512
e5f2b73ded58182dadf2db8eec638a3608af88515ea7491c5490c332e941bef25e4122f8dc5435fc33d068885b2a30fbe06a1cc50eeb90f1d96fd48d4dedd0e6

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit