9e1dc58abf4381e7d62664a649e10f55ec0d8ad5565072e4747aa762f1f3f2b2

General

Target

CONVOCATORIA.pdf
Size

163KB
MD5

c4ce9f6b71fdd8767d1171a10c1da609
SHA1

0ae8504f316cd3553591d79c39ad7d3342ee04e9
SHA256

9e1dc58abf4381e7d62664a649e10f55ec0d8ad5565072e4747aa762f1f3f2b2
SHA512

dc6fe85ac83f31ab5f86a0e5aa8b96c1410927dac4c3ef92f094250842eaf7478d2809a646a32aee5c8c337e43ea3dc4de599c6b8e2671aaa064f76d26aa5ed5

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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe
3508	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3508 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

3508 AcroRd32.exe
3508 AcroRd32.exe
3508 AcroRd32.exe
3508 AcroRd32.exe
3508 AcroRd32.exe
3508 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3508 wrote to memory of 3736	3508	AcroRd32.exe	RdrCEF.exe
PID 3508 wrote to memory of 3736	3508	AcroRd32.exe	RdrCEF.exe
PID 3508 wrote to memory of 3736	3508	AcroRd32.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 2268	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	RdrCEF.exe	RdrCEF.exe
PID 3736 wrote to memory of 812	3736	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\CONVOCATORIA.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:3508

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:3736

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=86FC5E1563431469D71D2209914A6A24 --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=86FC5E1563431469D71D2209914A6A24 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2268

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=9F7EBC6AD96F50AEF653EE6E9CDAFAE5 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:812

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=6E1922F7FD5112809F36356F09027832 --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=6E1922F7FD5112809F36356F09027832 --renderer-client-id=4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1072

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=EC0E1C40AD0573532137A4DA664AEB67 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:388

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=531B3E5EF8C9EAFEA8F07EA79DFA25C0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2032

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=DD244891F9FCB5C94F56C1FDBEAD7D9F --mojo-platform-channel-handle=2108 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1840

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/388-147-0x0000000000000000-mapping.dmp

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memory/812-139-0x0000000000000000-mapping.dmp

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memory/1072-142-0x0000000000000000-mapping.dmp

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memory/1840-153-0x0000000000000000-mapping.dmp

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memory/2032-150-0x0000000000000000-mapping.dmp

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memory/2268-134-0x0000000000000000-mapping.dmp

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memory/3736-132-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads