43ee22bcd7614ff2d12b459dbbb11b442a84396a440fca9ee999cda84cc22273

General

Target

EYYA41D.pdf
Size

171KB
MD5

eaaf634d28aab8af6c40ee2ed6c51e32
SHA1

1ba3779d652d972a394f3ccc6afdc4c594a00473
SHA256

43ee22bcd7614ff2d12b459dbbb11b442a84396a440fca9ee999cda84cc22273
SHA512

eef11c9e754dc7071de91a003253df77004b843cfafe598afc12f916e7bc6f233885d8c74541e844ff5d3dd920420101e1dd4562c8d2ac9056006ce0a223c2b6

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-1-5-21-2066881839-3229799743-3576549721-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

3100 AcroRd32.exe
3100 AcroRd32.exe
3100 AcroRd32.exe
3100 AcroRd32.exe
3100 AcroRd32.exe
3100 AcroRd32.exe

Suspicious use of WriteProcessMemory 210 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3100 wrote to memory of 3324	3100	AcroRd32.exe	RdrCEF.exe
PID 3100 wrote to memory of 3324	3100	AcroRd32.exe	RdrCEF.exe
PID 3100 wrote to memory of 3324	3100	AcroRd32.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3592	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe
PID 3324 wrote to memory of 3364	3324	RdrCEF.exe	RdrCEF.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

AcroRd32.exe

pid	process
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.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\EYYA41D.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- Suspicious behavior: EnumeratesProcesses
PID:3100

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:3324

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=742FCBD6BC790444A01516AE0BA12A72 --mojo-platform-channel-handle=1628 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=5EB46289D25CBBE5B4F439C9ABAEB868 --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=5EB46289D25CBBE5B4F439C9ABAEB868 --renderer-client-id=2 --mojo-platform-channel-handle=1636 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3364

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=6508C4859A66CD465B979B97AD0E4B4C --mojo-platform-channel-handle=2212 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3136

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=8E87C2923B397752614A2706361ECFBF --mojo-platform-channel-handle=1772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:508

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=C98D661680D7025B8245504961B65CBB --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:912

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/508-12-0x00000000778A2000-0x00000000778A200C-memory.dmp

Filesize
12B

Download
memory/508-13-0x0000000000000000-mapping.dmp

Download
memory/912-15-0x00000000778A2000-0x00000000778A200C-memory.dmp

Filesize
12B

Download
memory/912-16-0x0000000000000000-mapping.dmp

Download
memory/3136-9-0x00000000778A2000-0x00000000778A200C-memory.dmp

Filesize
12B

Download
memory/3136-10-0x0000000000000000-mapping.dmp

Download
memory/3324-0-0x0000000000000000-mapping.dmp

Download
memory/3364-4-0x00000000778A2000-0x00000000778A200C-memory.dmp

Filesize
12B

Download
memory/3364-5-0x0000000000000000-mapping.dmp

Download
memory/3592-1-0x00000000778A2000-0x00000000778A200C-memory.dmp

Filesize
12B

Download
memory/3592-2-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads