a61444cd555c53df05c11ea25943bde35de7bbe78fe74c3563fdcf880936502f

Analysis

max time kernel
123s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2022 10:15

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General

Target

22CHEI002346913768-Version-1.pdf
Size

68KB
MD5

51d9be51ca49603dbc1976bf82435e71
SHA1

66fcb6ef726a4754d9368899506a8ebcaab189b7
SHA256

08e573c5771f227162daa757438157501915ae2c87f0da20b93b1383f65c7e0e
SHA512

2bf084d28f12ebce1276d418dbb6d7f8db9294b4a2bcf9ab6a1645f85ddc9f6c44299b5719535f14bca665b0e6ea86d0d81aa2b4ff34998a62392838ad247016
SSDEEP

1536:mf5JMt3Kg0G1sqUSmNkG42AFGMN5FFmu/HtVSGD46JWk46Dq83:IPM9qdq9Ck3FGMREuPm24Doqi

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-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3096	AcroRd32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3096 wrote to memory of 1716	3096	AcroRd32.exe	84
PID 3096 wrote to memory of 1716	3096	AcroRd32.exe	84
PID 3096 wrote to memory of 1716	3096	AcroRd32.exe	84
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 3276	1716	RdrCEF.exe	87
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88
PID 1716 wrote to memory of 4988	1716	RdrCEF.exe	88

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\22CHEI002346913768-Version-1.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1716
- - 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=A3ECC8F3EB8B36BF1F48BA839DE35B74 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3276
- - 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=A6F23E652249ED91B2A3463F3445220D --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=A6F23E652249ED91B2A3463F3445220D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4988
- - 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=2034DEEE5C4D39BFBAE4A26A6256CC62 --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=2034DEEE5C4D39BFBAE4A26A6256CC62 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1964
- - 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=CBC3B9AF86DFFDBF7F40EB527554E640 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4476
- - 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=BC04A058EB255018ECDF07DCFBF7A93D --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4844
- - 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=6886477A255D418C017678828568B8A3 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4728

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3520

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/1716-132-0x0000000000000000-mapping.dmp

Download
memory/1964-142-0x0000000000000000-mapping.dmp

Download
memory/3276-134-0x0000000000000000-mapping.dmp

Download
memory/4476-147-0x0000000000000000-mapping.dmp

Download
memory/4728-153-0x0000000000000000-mapping.dmp

Download
memory/4844-150-0x0000000000000000-mapping.dmp

Download
memory/4988-137-0x0000000000000000-mapping.dmp

Download