9e24eeab6d5331fbbf38fcea39966467dcc9e3638e4a85f953970baacde0e959

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 20:48

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General

Target

0397bce778e1a4a7d5de3b179b872f61.pdf
Size

96KB
MD5

0397bce778e1a4a7d5de3b179b872f61
SHA1

0f23b40745a0265fc946034164b635ea3e817e02
SHA256

9e24eeab6d5331fbbf38fcea39966467dcc9e3638e4a85f953970baacde0e959
SHA512

2c96b57430ef82f17c06c7c7c6773d3796f4691988c0440af6b002bfd21d64998f0b8be4e879fbe63e71e864ddee4072124e5ade1c3ced954bf0d39a6f8dcf39
SSDEEP

3072:x6lqlJTZ8/Jg77MlBbfSr4WU5UMz7BpaI9zm/r:xgqO/JgXoqrXQfG

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 2064	4964	AcroRd32.exe	93
PID 4964 wrote to memory of 2064	4964	AcroRd32.exe	93
PID 4964 wrote to memory of 2064	4964	AcroRd32.exe	93
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4828	2064	RdrCEF.exe	95
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	RdrCEF.exe	94
PID 2064 wrote to memory of 4364	2064	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\0397bce778e1a4a7d5de3b179b872f61.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:4964
- 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: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=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=AF306CFF80E2B0B62245C5449AE51172 --mojo-platform-channel-handle=1752 --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=A0A26C85C9836E1A3FBBF926A4B63752 --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=A0A26C85C9836E1A3FBBF926A4B63752 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4828
- - 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=E3DE952532DD211B06A60BB2D6A5EBD8 --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=E3DE952532DD211B06A60BB2D6A5EBD8 --renderer-client-id=4 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4912
- - 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=389F0FC84469BA3DBD38CE6FC13CC064 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1692
- - 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=A51ECFBFD87421B270B874C6741229F3 --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4824
- - 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=B896F3B6AA22D2D990D0265CFF454538 --mojo-platform-channel-handle=2764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2940

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5028

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
8a3d5c08a3d0939899d34f0c7753adf7

SHA1
199a623cc6b9d67b2abe4ea77b6d77f92813ec09

SHA256
5685b3589cf29f3f2b8a4b12a93c22cc288a13ef2c0383185b97d882aede59d4

SHA512
6e8dbf500d396443ed575ccc697078f0e80f42d2ca61b812d315754db2104dcb432e31537c226498768075e0a53e5f0b14d3a0d65937274490068585d2187cdf

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/4964-27-0x000000000BC60000-0x000000000BC81000-memory.dmp

Filesize
132KB

Download