0f41e6a2afd0f219d7eb73d4c82711d9fec82e124a885cbacdaa300a6765c681

Analysis

max time kernel
142s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 10:42

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General

Target

0b0ea872b5b3db77f359eb3f73fb6f74.pdf
Size

93KB
MD5

0b0ea872b5b3db77f359eb3f73fb6f74
SHA1

86d8d8e4bfa2ea508b74be0c4d4006b5f7b61a7a
SHA256

0f41e6a2afd0f219d7eb73d4c82711d9fec82e124a885cbacdaa300a6765c681
SHA512

0518783adffa0afc034233958f7e84adf747ee9ae7a48ef41a4b84ec5c7e7ffb8228972121634bfabffe5657d61bd2986ef4c722e20d1b2275b8a38d931fb338
SSDEEP

1536:vwq7rLyETVNSeCBt/jsv4pfm5PV0pheIzbZzc88rATNQ4VW3Kpbfo9Y1MWkpOTic:Iq7vyECeCBtgv59V0VzFzR5kOTPTd

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1124	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe
1124	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 4620	1124	AcroRd32.exe	91
PID 1124 wrote to memory of 4620	1124	AcroRd32.exe	91
PID 1124 wrote to memory of 4620	1124	AcroRd32.exe	91
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 2348	4620	RdrCEF.exe	92
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	RdrCEF.exe	93
PID 4620 wrote to memory of 320	4620	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\0b0ea872b5b3db77f359eb3f73fb6f74.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4620
- - 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=BB793BB363ACBD50D3B734A8759AB751 --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=BB793BB363ACBD50D3B734A8759AB751 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2348
- - 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=70968817E14DF8915CC442BB909BC124 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:320
- - 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=055B70362734F227CB9523E7C024DA04 --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=055B70362734F227CB9523E7C024DA04 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1988
- - 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=B9A4B75DBFFD9C34C7742EB8C69ABA61 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=0AA406CAFD5B53C28ABF62D3E5ADC581 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2524
- - 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=D07EE4102A2202ECB25C54BA3E9B8172 --mojo-platform-channel-handle=2616 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1608

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2132

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
c1dddc53e5171de4596dcc635069a19e

SHA1
59f0cc0591866bbb2f86b5863a721bb58cf45709

SHA256
8572c278a08c019af11d8e0b6226db1128824db8eaf6098a861ddf3d1b233496

SHA512
ae87fb24e8bb4632ed874d7a6960467c899b4b42f750886d888c596ccc2e6d66a702394d02b1a71d9fa0680119136c81d396d32eeb10985ce3921711921904a8

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/1124-27-0x0000000009780000-0x00000000097A1000-memory.dmp

Filesize
132KB

Download
memory/1124-133-0x000000000A200000-0x000000000A34D000-memory.dmp

Filesize
1.3MB

Download