b587400ac76a38ee3916e14f2e68f68e0fd5cd9f5800ddab97ecf06c8850ca95

Analysis

max time kernel
147s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2022 17:50

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General

Target

b587400ac76a38ee3916e14f2e68f68e0fd5cd9f5800ddab97ecf06c8850ca95.pdf
Size

447KB
MD5

32185ff334df8b574ef06bd49dd42b56
SHA1

14b9b4ca7fca4f597148e29166fb4a422e4cb6ac
SHA256

b587400ac76a38ee3916e14f2e68f68e0fd5cd9f5800ddab97ecf06c8850ca95
SHA512

ce43a21c3021a7ba462e3b98a3a7d8c11f4a383ef95a73476982c7fc7b3ddd63864618fb42bdcb17795008f4bc078ddacd6a73502cd997251927c3bae2fac769
SSDEEP

12288:cSHgXQf4IT7Z+5KJm0eoGtTJ8epfIWgVdAH2:mc4ICKJm0edZIWgVdAH2

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

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2968	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 3368	2968	AcroRd32.exe	83
PID 2968 wrote to memory of 3368	2968	AcroRd32.exe	83
PID 2968 wrote to memory of 3368	2968	AcroRd32.exe	83
PID 2968 wrote to memory of 1316	2968	AcroRd32.exe	86
PID 2968 wrote to memory of 1316	2968	AcroRd32.exe	86
PID 2968 wrote to memory of 1316	2968	AcroRd32.exe	86
PID 2968 wrote to memory of 948	2968	AcroRd32.exe	87
PID 2968 wrote to memory of 948	2968	AcroRd32.exe	87
PID 2968 wrote to memory of 948	2968	AcroRd32.exe	87
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 2804	948	RdrCEF.exe	88
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89
PID 948 wrote to memory of 5040	948	RdrCEF.exe	89

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\b587400ac76a38ee3916e14f2e68f68e0fd5cd9f5800ddab97ecf06c8850ca95.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:2968
- 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:3368
- 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:1316
- 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:948
- - 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=8EDBBA59CCACDDE7F07E83097D36AACE --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2804
- - 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=333A763E221916D81541B32BD906382B --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=333A763E221916D81541B32BD906382B --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5040
- - 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=0997CF620A2FCB7EEF12115F43098D09 --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=0997CF620A2FCB7EEF12115F43098D09 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2388
- - 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=5A2CF262E04B2CC1AFDEEBFD6F897BE7 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4224
- - 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=C84DFBAB9B59774746D8098745A0812A --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3428
- - 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=5A9C8CCD5B85A8E617FCD339B1673AED --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4312
- 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:380

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1484

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/380-143-0x0000000000000000-mapping.dmp

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memory/948-134-0x0000000000000000-mapping.dmp

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memory/1316-133-0x0000000000000000-mapping.dmp

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memory/2388-145-0x0000000000000000-mapping.dmp

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memory/2804-136-0x0000000000000000-mapping.dmp

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memory/3368-132-0x0000000000000000-mapping.dmp

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memory/3428-153-0x0000000000000000-mapping.dmp

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memory/4224-150-0x0000000000000000-mapping.dmp

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memory/4312-156-0x0000000000000000-mapping.dmp

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memory/5040-139-0x0000000000000000-mapping.dmp

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