02cf7e907bc8ad2a5b8f4fcf9ceca087d3d57d1d91ee12088ea75cf2af3dfe1b

Analysis

max time kernel
62s
max time network
64s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
14/04/2023, 18:54

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General

Target

Inv_707726_from_wetcdrey_6295_5276.pdf
Size

327KB
MD5

f0741e4f076685ee64637e303d28ebee
SHA1

90b0a5dd983d3f98e14d4f4a49877fa2abf937d2
SHA256

02cf7e907bc8ad2a5b8f4fcf9ceca087d3d57d1d91ee12088ea75cf2af3dfe1b
SHA512

d24a72b04fbc7e05e738569cad7fcff84cc1d0589b28941c2344bd2e196454bad4f62ab5c0892103bde46e9fa29783bc0a462010ef44c040cb1de1c30d10d372
SSDEEP

3072:fudFP2Azt/yCC6e/7gRm0X5N4WLBdFa2+r+ZobEfyJJ7cSOOTTAQseE3t:f8eAp//XHFXFUyZtmdvTTAQsDt

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-1-5-21-3853465373-1718857667-1861325682-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4100	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4100	AcroRd32.exe
4100	AcroRd32.exe
4100	AcroRd32.exe
4100	AcroRd32.exe
4100	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4100 wrote to memory of 4808	4100	AcroRd32.exe	66
PID 4100 wrote to memory of 4808	4100	AcroRd32.exe	66
PID 4100 wrote to memory of 4808	4100	AcroRd32.exe	66
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 4280	4808	RdrCEF.exe	67
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68
PID 4808 wrote to memory of 3888	4808	RdrCEF.exe	68

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\Inv_707726_from_wetcdrey_6295_5276.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4100
- 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:4808
- - 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=77DC095840DA4DA18B3B4CC41A312FD3 --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=2 --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=77DC095840DA4DA18B3B4CC41A312FD3 --renderer-client-id=2 --mojo-platform-channel-handle=1620 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4280
- - 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=BC01CF93FC36A8649ADB907B1FEF4A96 --mojo-platform-channel-handle=1628 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=02505E0715B013BD1D9A1B0C36179314 --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=2 --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=02505E0715B013BD1D9A1B0C36179314 --renderer-client-id=4 --mojo-platform-channel-handle=2228 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4600
- - 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=9E7DE0C68DAE7F7637650B359B963242 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4852
- - 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=938D4E431C4C91745AE3B78ABAF7CD22 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2796
- - 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=EA1F49572219514C3706F11DF301116C --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3692

Network

MITRE ATT&CK Enterprise v6

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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