75a50bba2d8d4fa5e110a5fb7c70bb547d35c815a6ff61722d2360b0ff02c19f

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 14:41

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General

Target

3a2074a2114921977267eb3e88384c5c.pdf
Size

33KB
MD5

3a2074a2114921977267eb3e88384c5c
SHA1

5362a803b85eff603e27084122d30ac128f5f9e4
SHA256

75a50bba2d8d4fa5e110a5fb7c70bb547d35c815a6ff61722d2360b0ff02c19f
SHA512

81977475ddfa09ceef9644d017fc8c0fa3e615f222d6b7c29d9e602d5c2d3282fb0ad4ef9bbe62903420d328d3fccdbbd87a2c8c1d3513f1fad891409705fc81
SSDEEP

768:4lDVb6VLfXnEBvBID7UxTVOe4ikwqU/IPcrgddZK95eRq:4lx6pwvMIoxNwB/IPGcvRq

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4872 wrote to memory of 1548	4872	AcroRd32.exe	91
PID 4872 wrote to memory of 1548	4872	AcroRd32.exe	91
PID 4872 wrote to memory of 1548	4872	AcroRd32.exe	91
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 3432	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 4956	1548	RdrCEF.exe	92

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\3a2074a2114921977267eb3e88384c5c.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:4872
- 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:1548
- - 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=36E27E4164A0158A84E576D7AA642013 --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=36E27E4164A0158A84E576D7AA642013 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4956
- - 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=17021B63D305A1C020FDA05D6B039608 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3432
- - 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=2FFFD89D93DDD31203F3893C316D895F --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4080
- - 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=0187908447346179C588F99C3AE76DAF --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2024
- - 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=C53FDC2B0E367C4F8878FA0103B70230 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4876
- - 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=ED943C2D9CBEFE2E366BEFA191ABBDD0 --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=ED943C2D9CBEFE2E366BEFA191ABBDD0 --renderer-client-id=8 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4776

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1664

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

memory/4872-27-0x000000000A6E0000-0x000000000A701000-memory.dmp

Filesize
132KB

Download