c022b14e5585f1b2904e34eda699a147f47ebff4289ae434719390ceb1af98ef

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 12:55

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General

Target

36e9992ae2e60ea31f75610c8bc777a7.pdf
Size

88KB
MD5

36e9992ae2e60ea31f75610c8bc777a7
SHA1

4af8c4d6ded5783ba28fa7310da0bd419f598657
SHA256

c022b14e5585f1b2904e34eda699a147f47ebff4289ae434719390ceb1af98ef
SHA512

e64be09321d6fc7cb2109993d6a25351afc8666afefc85fc80ca839cfc07cb92e7e7d10a1ad05f7b7067058342cb12df505942a3e24c621d6fa72983fea3a0cb
SSDEEP

1536:oroFuOT7h0FxIstNmeT99Z0PKb9WCXvI8bI/w2ddWX3OPrW6pOu2dW4U:t5Tl0QsPmeT99Z8I9YBjwu2du

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1624	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe
1624	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 1920	1624	AcroRd32.exe	92
PID 1624 wrote to memory of 1920	1624	AcroRd32.exe	92
PID 1624 wrote to memory of 1920	1624	AcroRd32.exe	92
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 3556	1920	RdrCEF.exe	93
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94
PID 1920 wrote to memory of 5096	1920	RdrCEF.exe	94

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\36e9992ae2e60ea31f75610c8bc777a7.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:1624
- 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:1920
- - 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=DF89CCEC36171F7DF327EA5D87DF24BE --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3556
- - 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=AE65D04F6E854E5571CA2F2C923B67D9 --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=4 --enable-main-frame-before-activation --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=AE65D04F6E854E5571CA2F2C923B67D9 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5096
- - 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=5F901773F9C534301B187C2FF526E476 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4364
- - 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=97E5EC08CB47912E15F676CC0BA7FF4D --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=4 --enable-main-frame-before-activation --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=97E5EC08CB47912E15F676CC0BA7FF4D --renderer-client-id=5 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2924
- - 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=AEF6BF1F7FAE1C468D34185E284D2474 --mojo-platform-channel-handle=2744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1124
- - 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=5B06F89A0FD3EDEC737C4DFF7709917B --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2876

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1900

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
ffdb1d23f2642ca422ca469ed3c38ba9

SHA1
1c854439c26ceccf19f365a49680c50768f92d56

SHA256
9f373f271c2702b9bc82db597a0a64f85622a15d87ad3ca0cca8711a7cd8a437

SHA512
e638d73ef6b77026e47bc8ff589797f5e8b6f1cfe55098259eaf98c11cf012028a636b5ee3a95ad527be39b7c82bfc986203f0cb5f78a21f95798b710efee5e1

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/1624-28-0x000000000C400000-0x000000000C421000-memory.dmp

Filesize
132KB

Download