236a481a96578c4a5e9bb13bc809f3ba3983e72e38ed5c532fc39901490ce2e7

Analysis

max time kernel
158s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01-12-2022 06:41

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General

Target

IMG_20221126.pdf
Size

497KB
MD5

9a5409fc5ff99dbd2a5463a1fe3c4d5d
SHA1

fb451a7317b69e32f836209c06340867befb63ba
SHA256

720d4725fe0bc0b43a786aa7383b39d6271212ad4a4b6b1b690e9df003825952
SHA512

a5c19c696a0243bc26542f4d4bc5578dab487df168047b9e6b81db2ac643935541d9f738057ce1ae93a184bf6fad8125838e1118f71c415c9bd8c90bcf0f7f4f
SSDEEP

12288:UPDB4WumvvOgu/aen2UjN+aIIWm804DUX2r3GEuA+tY5nQLc+CmG1/:UPDBRumvvq5nv81If8Q2f+65H+VG1/

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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1724	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe
1724	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 4824	1724	AcroRd32.exe	81
PID 1724 wrote to memory of 4824	1724	AcroRd32.exe	81
PID 1724 wrote to memory of 4824	1724	AcroRd32.exe	81
PID 1724 wrote to memory of 4476	1724	AcroRd32.exe	82
PID 1724 wrote to memory of 4476	1724	AcroRd32.exe	82
PID 1724 wrote to memory of 4476	1724	AcroRd32.exe	82
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1608	4824	RdrCEF.exe	85
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	RdrCEF.exe	86
PID 4824 wrote to memory of 1352	4824	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\IMG_20221126.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:1724
- 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:4824
- - 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=41EB88BECA8C418C26C3FFD29523F649 --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=1 --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=41EB88BECA8C418C26C3FFD29523F649 --renderer-client-id=2 --mojo-platform-channel-handle=1700 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1608
- - 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=3173A212ACA6A8584DCA5366361B5FC4 --mojo-platform-channel-handle=2072 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1352
- - 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=B3CEF466ADD5E4AEAB191E32A2F369A7 --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=1 --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=B3CEF466ADD5E4AEAB191E32A2F369A7 --renderer-client-id=4 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2272
- - 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=046C72B9EDC5D50A73093CA70C457F1A --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2736
- - 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=51B2098B3D78E2E42B27C9857D4E598A --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4284
- - 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=2C43C457CB99DCC1F397EB57366A7675 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2572
- 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:4476

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2792

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

Replay Monitor

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Downloads

memory/1352-140-0x0000000000000000-mapping.dmp

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memory/1608-135-0x0000000000000000-mapping.dmp

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memory/2272-143-0x0000000000000000-mapping.dmp

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memory/2572-154-0x0000000000000000-mapping.dmp

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memory/2736-148-0x0000000000000000-mapping.dmp

Download
memory/4284-151-0x0000000000000000-mapping.dmp

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memory/4476-133-0x0000000000000000-mapping.dmp

Download
memory/4824-132-0x0000000000000000-mapping.dmp

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