f75c05f6665436f502930c678d2de3e603a6660868255cbf7c604b0dffb4f6b8

General

Target

DTO 300522.pdf
Size

345KB
MD5

5bd52de6b5a452cd4813803fcf8029c2
SHA1

dc977fc33084006373a523f6ff2548bf8c596cd6
SHA256

f75c05f6665436f502930c678d2de3e603a6660868255cbf7c604b0dffb4f6b8
SHA512

4a68f3b5953b522f4cc6167018d0140040c26ad89bf4a96a14b4fbb97c0a5545b6940075417c0611b751bf7302e808b30ca4f266180167f3210fa1a30a02855d

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-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid	process
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1700	AdobeARM.exe
1700	AdobeARM.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

1544 AcroRd32.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid process

1544 AcroRd32.exe
1544 AcroRd32.exe
1544 AcroRd32.exe
1544 AcroRd32.exe
1700 AdobeARM.exe
1544 AcroRd32.exe
1544 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 1544 wrote to memory of 4228	1544	AcroRd32.exe	RdrCEF.exe
PID 1544 wrote to memory of 4228	1544	AcroRd32.exe	RdrCEF.exe
PID 1544 wrote to memory of 4228	1544	AcroRd32.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 1372	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	RdrCEF.exe	RdrCEF.exe
PID 4228 wrote to memory of 2064	4228	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\DTO 300522.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:1544

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:4228

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=7D69632AFCAA77F3F08A2DC35613A5C4 --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=7D69632AFCAA77F3F08A2DC35613A5C4 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1372

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=59490F55784C39EEC3310F5F1FFDAD86 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2064

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=9630386E190864A77CD78D45BA9AE866 --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=9630386E190864A77CD78D45BA9AE866 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
3⤵
PID:4516

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=3BD8FD0B2D9F40125843FDB7A23065BC --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3336

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=A9F6813A53D16246AF5069730D3F6083 --mojo-platform-channel-handle=2116 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1200

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=0E47CDFFF9BE2BD2C14D4E3220AB4255 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3512

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:1700

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:464

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4272

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/464-154-0x0000000000000000-mapping.dmp

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memory/1200-148-0x0000000000000000-mapping.dmp

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memory/1372-132-0x0000000000000000-mapping.dmp

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memory/1700-153-0x0000000000000000-mapping.dmp

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memory/2064-136-0x0000000000000000-mapping.dmp

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memory/3336-145-0x0000000000000000-mapping.dmp

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memory/3512-151-0x0000000000000000-mapping.dmp

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memory/4228-130-0x0000000000000000-mapping.dmp

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memory/4516-140-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads