fbfbc78b2c47385a222e53ac5d24003155d73ca172f2967640f3541183c47d9a

General

Target

fbfbc78b2c47385a222e53ac5d24003155d73ca172f2967640f3541183c47d9a.pdf
Size

67KB
MD5

a29c364348da95d46906a3cd97d5d812
SHA1

9ad312d7e13109329032a96116d496aa46528438
SHA256

fbfbc78b2c47385a222e53ac5d24003155d73ca172f2967640f3541183c47d9a
SHA512

003b2e1e892d41fdd63703b03a484db7bff83a3f25d0501c4392e5b39d7374d87f4271dd931856a4341610f4816cffef19e66305a231f819b7b72f143b5542be

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-1-5-21-369956170-74428499-1628131376-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3604 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

3604 AcroRd32.exe
3604 AcroRd32.exe
3604 AcroRd32.exe
3604 AcroRd32.exe
3604 AcroRd32.exe
3604 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3604 wrote to memory of 4052	3604	AcroRd32.exe	RdrCEF.exe
PID 3604 wrote to memory of 4052	3604	AcroRd32.exe	RdrCEF.exe
PID 3604 wrote to memory of 4052	3604	AcroRd32.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4372	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	RdrCEF.exe	RdrCEF.exe
PID 4052 wrote to memory of 4456	4052	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\fbfbc78b2c47385a222e53ac5d24003155d73ca172f2967640f3541183c47d9a.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:3604

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:4052

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=CA46F812B8E8BE6D9DBCEF2ED0D5DC07 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4372

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=E7DECD1177BEB99540BA842DA92EEFCC --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=E7DECD1177BEB99540BA842DA92EEFCC --renderer-client-id=2 --mojo-platform-channel-handle=1632 --allow-no-sandbox-job /prefetch:1
3⤵
PID:4456

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=6BCC75D1F50E2E1E736D959B986EBC79 --mojo-platform-channel-handle=2084 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3080

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=FCCAAE6D172C4C831BCE01CC130885CB --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=FCCAAE6D172C4C831BCE01CC130885CB --renderer-client-id=5 --mojo-platform-channel-handle=2216 --allow-no-sandbox-job /prefetch:1
3⤵
PID:592

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=11EB486208B7756F4A10316F9A56FD9A --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:864

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=222FB5C52452616B2B877C1887EFF49D --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1612

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:3248

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/592-129-0x0000000077C32000-0x0000000077C33000-memory.dmp

Filesize
4KB

Download
memory/864-134-0x0000000077C32000-0x0000000077C33000-memory.dmp

Filesize
4KB

Download
memory/1612-137-0x0000000077C32000-0x0000000077C33000-memory.dmp

Filesize
4KB

Download
memory/3080-126-0x0000000077C32000-0x0000000077C33000-memory.dmp

Filesize
4KB

Download
memory/4372-118-0x0000000077C32000-0x0000000077C33000-memory.dmp

Filesize
4KB

Download
memory/4456-121-0x0000000077C32000-0x0000000077C33000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads