7d59e0ae82e0e139693e3e703a0ba86ca6022c15b8a8c416e46467c9553b9a25

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2022 12:26

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General

Target

attachment20220906-1132-xsc74f.pdf
Size

2.0MB
MD5

43d9f57d9ca4b5a4c7f7b68df1fd1bb2
SHA1

00a001cc6f33a368d6dc7410e03fda78f1200bd5
SHA256

7d59e0ae82e0e139693e3e703a0ba86ca6022c15b8a8c416e46467c9553b9a25
SHA512

29ca49ad8d0dd877b3afdc94cdfaeeb78246923ab16cd582b70429139528925a4176b99f5491984ec8500695df1c0ab4e9228beb9c70bb52bb0e54862be1d03f
SSDEEP

24576:lwB/+KmQYq8CtvRpZhVOyt7bAm9CYfoZsipsgPeQxYJ3HvGLkqbBE+CpoisCHvbp:NQ1Zsal9CYgZPBFxa5qvxisCvbn4y

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 16 IoCs

pid	Process
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3588 wrote to memory of 2100	3588	AcroRd32.exe	84
PID 3588 wrote to memory of 2100	3588	AcroRd32.exe	84
PID 3588 wrote to memory of 2100	3588	AcroRd32.exe	84
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 3836	2100	RdrCEF.exe	87
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	RdrCEF.exe	88
PID 2100 wrote to memory of 2280	2100	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\attachment20220906-1132-xsc74f.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:3588
- 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:2100
- - 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=76F0D1D620401E67749A1868253B69BA --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3836
- - 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=230B2EF6BB975BAB6EA93516ACD1E384 --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=230B2EF6BB975BAB6EA93516ACD1E384 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2280
- - 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=716945332AD731781722B3BC828F3DF8 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036
- - 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=6F698EE91362E314F0C7B7309087D5CE --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=6F698EE91362E314F0C7B7309087D5CE --renderer-client-id=5 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2408
- - 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=B819206A55D4127D1D786E41ABE57B7D --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3788
- - 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=A9FBEAC7204E883213755EF44ADAB339 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2368

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1344

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/2100-132-0x0000000000000000-mapping.dmp

Download
memory/2280-137-0x0000000000000000-mapping.dmp

Download
memory/2368-153-0x0000000000000000-mapping.dmp

Download
memory/2408-145-0x0000000000000000-mapping.dmp

Download
memory/3788-150-0x0000000000000000-mapping.dmp

Download
memory/3836-134-0x0000000000000000-mapping.dmp

Download
memory/4036-142-0x0000000000000000-mapping.dmp

Download