a6c34199052ba042237905ae228de55fb6fc445a9c1a951fcdec0e4c98c44d03

General

Target

Incident Response Techniques for Ransomware Attacks Understand modern ransomware attacks ( etc.) (z-lib.org).pdf
Size

12.1MB
MD5

c51ade4cdac56d0c98f392e29c1a226f
SHA1

d6265b5ec7130c0473f73b0ca14a5d21939d4420
SHA256

a6c34199052ba042237905ae228de55fb6fc445a9c1a951fcdec0e4c98c44d03
SHA512

da16868226c38304cff12c808a157fbc5bd5e816aeae01087faaa1d164487c111988d2373e6921e436eb19b3d9040c3aaea714499e57e4d629df23c7c3a68910
SSDEEP

393216:vfuGGSZVob88r888888888888X88Z8LzGSgKdp+XJC0klB:vmGtZs88r888888888888X88Z8LSAj+U

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 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

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

1648 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

1648 AcroRd32.exe
1648 AcroRd32.exe
1648 AcroRd32.exe
1648 AcroRd32.exe
1648 AcroRd32.exe
1648 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 1648 wrote to memory of 4848	1648	AcroRd32.exe	RdrCEF.exe
PID 1648 wrote to memory of 4848	1648	AcroRd32.exe	RdrCEF.exe
PID 1648 wrote to memory of 4848	1648	AcroRd32.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 1240	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	RdrCEF.exe	RdrCEF.exe
PID 4848 wrote to memory of 4192	4848	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\Incident Response Techniques for Ransomware Attacks Understand modern ransomware attacks ( etc.) (z-lib.org).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:1648

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:4848

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=BECAA4B4B3E82749E43D74E1987CD833 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1240

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=7E8F9BF3215183A8C97D2A29287C52FC --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=7E8F9BF3215183A8C97D2A29287C52FC --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
3⤵
PID:4192

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=ED26DBDF103AE674CBA7583ECF8FFFFF --mojo-platform-channel-handle=2192 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4636

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=677A2013A5EAE837A2DF6FAA04C170FD --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3576

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=E1B9BA05A0293FBC5782959A996E2443 --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=E1B9BA05A0293FBC5782959A996E2443 --renderer-client-id=5 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3592

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=E5C67779ED5032E02CE4C8D272135028 --mojo-platform-channel-handle=2204 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1924

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1616

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1240-134-0x0000000000000000-mapping.dmp

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memory/1924-153-0x0000000000000000-mapping.dmp

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memory/3576-148-0x0000000000000000-mapping.dmp

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memory/3592-145-0x0000000000000000-mapping.dmp

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memory/4192-137-0x0000000000000000-mapping.dmp

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memory/4636-142-0x0000000000000000-mapping.dmp

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memory/4848-132-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads