4df973acc021693096a58db45236ff78617905f38fdbb0eaecfa39acc0eaecea

Analysis

max time kernel
139s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
05-05-2022 20:55

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General

Target

OneLegalOrder_17895443/Decl [redacted].pdf
Size

267KB
MD5

752524932eaee5883b5854843484f11b
SHA1

e58cbcdf3d855852413fd111b9f587be9fff54de
SHA256

cf5632e076beb1546ae3e3764a7823a00c1d0d6882ff1e631447741e5bc5db8d
SHA512

f17bf0fe684bfd51d3a31654cd621ff53a6c338bb7ae49f8740fc893161ae3797ce2abbef561f69fa171f649f1eca82eaabf2341edf4d2b68db728647f6b3151

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

Processes:

AcroRd32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid	process
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
3424	AcroRd32.exe
4472	AdobeARM.exe
4472	AdobeARM.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3424 AcroRd32.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid process

3424 AcroRd32.exe
3424 AcroRd32.exe
3424 AcroRd32.exe
3424 AcroRd32.exe
3424 AcroRd32.exe
3424 AcroRd32.exe
4472 AdobeARM.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3424 wrote to memory of 2896	3424	AcroRd32.exe	RdrCEF.exe
PID 3424 wrote to memory of 2896	3424	AcroRd32.exe	RdrCEF.exe
PID 3424 wrote to memory of 2896	3424	AcroRd32.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 4300	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe
PID 2896 wrote to memory of 364	2896	RdrCEF.exe	RdrCEF.exe

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\OneLegalOrder_17895443\Decl [redacted].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:3424

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:2896

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=6D1F0AD06D5F13F2A39BEC82E2ACA2F8 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4300

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=FBEAA0DB5BF6DDEB342F62D48009E52D --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=FBEAA0DB5BF6DDEB342F62D48009E52D --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
3⤵
PID:364

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=9E54605FAF404E77159174FAD07265CC --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=9E54605FAF404E77159174FAD07265CC --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
3⤵
PID:4672

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=606B695608F0F75AC2C9D13A0A79E354 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4396

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=4BDFA1AF1687E447C9BDBEC66BFCBB66 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4668

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=A18ED7FA80EE20D9854EBB4921B1BA20 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3716

C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe
"C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe" /PRODUCT:Reader /VERSION:19.0 /MODE:3
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4472

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"
3⤵
PID:1788

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1340

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/364-135-0x0000000000000000-mapping.dmp

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memory/1788-154-0x0000000000000000-mapping.dmp

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memory/2896-130-0x0000000000000000-mapping.dmp

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memory/3716-151-0x0000000000000000-mapping.dmp

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memory/4300-132-0x0000000000000000-mapping.dmp

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memory/4396-145-0x0000000000000000-mapping.dmp

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memory/4472-153-0x0000000000000000-mapping.dmp

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memory/4668-148-0x0000000000000000-mapping.dmp

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memory/4672-140-0x0000000000000000-mapping.dmp

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