020c1ebde96763dd19011a8622df7b41f416327de6bf2c0f43694abbaa757d10

Analysis

max time kernel
162s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 11:03

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General

Target

16ae6f99a22f8fc6fbcbe32bf99bd7c8.pdf
Size

84KB
MD5

16ae6f99a22f8fc6fbcbe32bf99bd7c8
SHA1

824d4277eeec069caa928ed4166977f8a2cd4c1c
SHA256

020c1ebde96763dd19011a8622df7b41f416327de6bf2c0f43694abbaa757d10
SHA512

de4c24d1e03f34c8460eb88f14461578a857dfc6c61d104362695d4d1de0b31d8d11a42993b145a064980fb3bc11108d782a6380c77333386ac2e209ccb9699e
SSDEEP

1536:F2SDjKcsLluoYgFjbBuwHz7UDT4ZxhQ7f+MsdZx7dWxApOGzWwffIsqP4dNtb:Hj2jY8swT6TehQKMa37a3Ghl/

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 4016	2060	AcroRd32.exe	92
PID 2060 wrote to memory of 4016	2060	AcroRd32.exe	92
PID 2060 wrote to memory of 4016	2060	AcroRd32.exe	92
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3676	4016	RdrCEF.exe	93
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	RdrCEF.exe	94
PID 4016 wrote to memory of 3240	4016	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\16ae6f99a22f8fc6fbcbe32bf99bd7c8.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:2060
- 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:4016
- - 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=0572474FCA3006F74DCDA4CC23E5F23D --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3676
- - 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=8CF003240816A9F7B71665A4AD708662 --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=8CF003240816A9F7B71665A4AD708662 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3240
- - 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=2C68DB48F476BFC03E4F8756E16C4DC5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:732
- - 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=402196C2EC74CE309E13210376D32FDA --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=402196C2EC74CE309E13210376D32FDA --renderer-client-id=5 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2504
- - 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=26F9482FB87BC7203B33C7094BE6FD5E --mojo-platform-channel-handle=2568 --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=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=A9D190163D96DD8F0C8647A5623BA0B2 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1856

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4488

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
ee40db725afb954877a7910c498c71d4

SHA1
110284b9da21ffc552d151e1050b8de8d62485d3

SHA256
5e216e52b611e9529c9373cf1916551c123f823c429d48cd3b3d24e1a8e56f26

SHA512
e6482c6c287b3d2fa5012c3c48307a6328aabed1d6277c3f4c32b7597841c81f0070bd50cf8f75c3c1baebaf3cb7da99c109c2a34978a0eee2121e343b57702e

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/2060-28-0x000000000B590000-0x000000000B5B1000-memory.dmp

Filesize
132KB

Download
memory/2060-49-0x000000000B590000-0x000000000B5B1000-memory.dmp

Filesize
132KB

Download
memory/2060-59-0x000000000B590000-0x000000000B5B1000-memory.dmp

Filesize
132KB

Download
memory/2060-65-0x000000000B590000-0x000000000B5B1000-memory.dmp

Filesize
132KB

Download
memory/2060-83-0x000000000B590000-0x000000000B5B1000-memory.dmp

Filesize
132KB

Download
memory/2060-148-0x000000000B590000-0x000000000B5B1000-memory.dmp

Filesize
132KB

Download
memory/2060-196-0x000000000B590000-0x000000000B5B1000-memory.dmp

Filesize
132KB

Download
memory/2060-204-0x000000000B590000-0x000000000B5B1000-memory.dmp

Filesize
132KB

Download