849bf592cd97c67a7a651b8b98dedf4277f1c5f73d6ebf8cfec9e5e9e1e4d883

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 04:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

54be6643ddd470640f4752fad8bc864d.pdf
Size

102KB
MD5

54be6643ddd470640f4752fad8bc864d
SHA1

8586edd308abcbdf5facbf0a762b9ae44e6057b1
SHA256

849bf592cd97c67a7a651b8b98dedf4277f1c5f73d6ebf8cfec9e5e9e1e4d883
SHA512

226cff4eb1dad7e522227c12957d4019da4c73f0b91ab0bcdf3b691a5e8f78a473a9e246b99959ecb6a58bb87d8c150c0273d7d52d81b3760f6619e015c452ab
SSDEEP

1536:OsnllSpKm/Nzd7FTg+CuRK521cvJSJBRpF957dobPizsqL8KdUcWHpOvTWOMUjgF:vl8pKm/PdgaGJSJBRpV8PaLdTvbVjgKY

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 2920	4740	AcroRd32.exe	92
PID 4740 wrote to memory of 2920	4740	AcroRd32.exe	92
PID 4740 wrote to memory of 2920	4740	AcroRd32.exe	92
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 376	2920	RdrCEF.exe	94
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	RdrCEF.exe	93
PID 2920 wrote to memory of 4304	2920	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\54be6643ddd470640f4752fad8bc864d.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:4740
- 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:2920
- - 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=1BB4F0DBE1FF59D1793F18C59D0C4DF6 --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=1BB4F0DBE1FF59D1793F18C59D0C4DF6 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4304
- - 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=D0D6051360667B778146296DAD6ED2FE --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:376
- - 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=C21EF4B0AE110EAECF3DB37D6746A931 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856
- - 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=059A5B9D764ECE775E5D125724B7E816 --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=059A5B9D764ECE775E5D125724B7E816 --renderer-client-id=5 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2288
- - 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=D05295EBC5AE97B7B437C4B7F6DF4351 --mojo-platform-channel-handle=2476 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4984
- - 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=F6B7D7103AEE3F47B4C3B446C28AE0B1 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4524

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4072

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

memory/4740-27-0x000000000CFA0000-0x000000000CFC1000-memory.dmp

Filesize
132KB

Download