dd90164a491fdc944fcda0cb79fece67e90b619c7ac8d5335c0b448e5ecfeab0

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 18:01

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General

Target

32e94419e0eaf214e83702addd0bb884.pdf
Size

52KB
MD5

32e94419e0eaf214e83702addd0bb884
SHA1

9a67f414044bcf5b1e86efb4a2ac295150b5a782
SHA256

dd90164a491fdc944fcda0cb79fece67e90b619c7ac8d5335c0b448e5ecfeab0
SHA512

613bc2a296ae76151048c0b3a891b87d97749e9505a986551bb410d82e796a1a2f61631db5478521b8e3d3a99f067423b0e29504a3fb209484df2cff0f0d2e19
SSDEEP

1536:myBN/mnVeno+2rNdcNn+XaApZqObWaApZqngS:mUNunVeL2HcN+XNbWcgS

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
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4464	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 4864	4464	AcroRd32.exe	87
PID 4464 wrote to memory of 4864	4464	AcroRd32.exe	87
PID 4464 wrote to memory of 4864	4464	AcroRd32.exe	87
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 1960	4864	RdrCEF.exe	109
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	RdrCEF.exe	93
PID 4864 wrote to memory of 828	4864	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\32e94419e0eaf214e83702addd0bb884.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:4464
- 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:4864
- - 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=8689648493A355ABEDB06D1353912096 --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=8689648493A355ABEDB06D1353912096 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:828
- - 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=CDD9380AF45BEE5F339CADE091848BB4 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1960
- - 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=29BFCC28638B9B7D7E33C82D0B39EBB0 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4968
- - 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=8E3143871E28FC12565F0D58ADB64E54 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4892
- - 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=F4FB68C76B38762C74C7050A50E734BE --mojo-platform-channel-handle=2532 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4204
- - 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=39F3512400E520A2166710E4BF552124 --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=39F3512400E520A2166710E4BF552124 --renderer-client-id=8 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:556

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2344

C:\Windows\system32\BackgroundTransferHost.exe
"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
1⤵
PID:1960

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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