6c1dc8df4f37729085f6edddf6b5169663b382d85feaa4aa1841cefb61248c8f

Analysis

max time kernel
142s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2024, 05:45

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General

Target

989fc555ffad1b00a7c8f866aebbeadf.pdf
Size

89KB
MD5

989fc555ffad1b00a7c8f866aebbeadf
SHA1

41e0e748f137554d1720aad0441ccd67e7a54ca7
SHA256

6c1dc8df4f37729085f6edddf6b5169663b382d85feaa4aa1841cefb61248c8f
SHA512

34bc38b6126f960a608b7c32240c9221d3f18e7622b3df0d4c665828bb2890a04532d1fec1a725435b6657d83aa9da41f15cb60e28e75d49945e6d175d6363c0
SSDEEP

1536:ewixhVtRIJnX211FqIypiiBb9cKNCXWl0OGRIoclnSoQBUDbFRWClTNQnBvBlfKh:0zom11EIypRBbeoCXC0OsIzSoQB6bF/r

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3804	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe
3804	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3804 wrote to memory of 3132	3804	AcroRd32.exe	83
PID 3804 wrote to memory of 3132	3804	AcroRd32.exe	83
PID 3804 wrote to memory of 3132	3804	AcroRd32.exe	83
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4256	3132	RdrCEF.exe	84
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85
PID 3132 wrote to memory of 4948	3132	RdrCEF.exe	85

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\989fc555ffad1b00a7c8f866aebbeadf.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:3804
- 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:3132
- - 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=0B219E4CBA9FEE5F3FF7CB9B2CBFDEC9 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4256
- - 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=D08D422E6BB6CBC7257A03DCB2A0639D --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=D08D422E6BB6CBC7257A03DCB2A0639D --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4948
- - 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=D11076F809FFD997C56995241DD13278 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:756
- - 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=915E6965BE1D1D786BAFF388AE2DE5C6 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4276
- - 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=5C1CDBA485A8A56B6B9716CACFDD3EF9 --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=5C1CDBA485A8A56B6B9716CACFDD3EF9 --renderer-client-id=6 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:440
- - 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=17912FD4CB2926FF23C340D9AAFF334F --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4328

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1236

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
96bd76faab2c68c737581e525558212c

SHA1
47eb5cdb398fd41e9508c2fdafe99bbdadf3ee25

SHA256
6bab3d6eb039ce22fd58bea4f00ce3f29365f478214fc0daaa845978f1f52bec

SHA512
17750b116a10969799b3e3dcb43c76b1877e353e939801a4446275ead234291e0973e51c0b1042c129765f7474cd848343fe2f32b9bd6812db0af113ee7ada74

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/3804-27-0x000000000C6A0000-0x000000000C6C1000-memory.dmp

Filesize
132KB

Download