35574cb7f9621765206e613c66e9ce4911c98827323d79405efb461aace73d4e

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-03-2024 03:02

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General

Target

d50bc952d2ab4950ff0c6d9c5dd92b67.pdf
Size

88KB
MD5

d50bc952d2ab4950ff0c6d9c5dd92b67
SHA1

663cf8c2e4fe5bd67f2eb60dfc2684d71bce4ebf
SHA256

35574cb7f9621765206e613c66e9ce4911c98827323d79405efb461aace73d4e
SHA512

4a5cae8073b41bc66a21d9272ecc2aaf66fea77706fba33320da65cff87d66a28bb561499accb2fb4f495ee2a9cca349be45ad166554404b750315072f3cc830
SSDEEP

1536:pgd+OTdSUWKAn3nz3yWAS6QnooU8MaKLyQqx0BtJMoHIWa5fsilYWwpOS7M8:A+OTdvw3nziWXooU8w5q6tJMoHqRs8n+

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1592 wrote to memory of 4480	1592	AcroRd32.exe	91
PID 1592 wrote to memory of 4480	1592	AcroRd32.exe	91
PID 1592 wrote to memory of 4480	1592	AcroRd32.exe	91
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 540	4480	RdrCEF.exe	92
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93
PID 4480 wrote to memory of 3868	4480	RdrCEF.exe	93

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\d50bc952d2ab4950ff0c6d9c5dd92b67.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:1592
- 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:4480
- - 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=E69844AB07A0244813188279DF4DA188 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:540
- - 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=8476096733CC6B4D32FAF66D08BB8846 --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=8476096733CC6B4D32FAF66D08BB8846 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3868
- - 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=EC14807CD1E50210D9F207C4D1F68721 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4428
- - 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=62A6EDDF27AE0C4321A0130B96DAF987 --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=62A6EDDF27AE0C4321A0130B96DAF987 --renderer-client-id=5 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2072
- - 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=4BB3DBAEC6B3BD1B9A7C41D73DF382D4 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4152
- - 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=78892A54A4AFF2BD6C621E6106F878FA --mojo-platform-channel-handle=2252 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3396

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
c435d1619e2d2a5efe7559799233ea6f

SHA1
f5d045d770ea1180e4e8c648f8e22917ffdc6de7

SHA256
cad8f4138a2f05a0a0d5980cee94826ffd6692754d0932c07e8f7bf14c53e20b

SHA512
346961e123d7ff6856aab7df7c42c8439da6b3e9b11540f7fc5b1a136f6bd94c084e18a41c196361d3940fb2d64331afd305a95eb3caaec2e39e35068456e30c

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/1592-26-0x000000000BD00000-0x000000000BD50000-memory.dmp

Filesize
320KB

Download
memory/1592-27-0x000000000BD00000-0x000000000BD21000-memory.dmp

Filesize
132KB

Download