cab38439a77fda1df38c703a5cb84d65734e876734861c1e5cba235652c6cb15

Analysis

max time kernel
147s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 03:46

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General

Target

26db9c44459ac6764d5470cd3eb74a9a.pdf
Size

67KB
MD5

26db9c44459ac6764d5470cd3eb74a9a
SHA1

c12712104c63fa01a3ba8f94f93783aa596770d4
SHA256

cab38439a77fda1df38c703a5cb84d65734e876734861c1e5cba235652c6cb15
SHA512

a1a80577e4d900e860fdeccc8ddaf2d4dfe679f275311a025b85bdffa7ce82e54f3544f3938372cce2839e1b730d3a612fbb2e9b1043f77cca4dcc283acd6fc9
SSDEEP

1536:doZSdKZ80F3QOjUKmtWiwCHZnNWrVf1aY5uDMANRxgG8:OE4qOqtWi3MrF1aUuDMANMh

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
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2484	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 4288	2484	AcroRd32.exe	92
PID 2484 wrote to memory of 4288	2484	AcroRd32.exe	92
PID 2484 wrote to memory of 4288	2484	AcroRd32.exe	92
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 624	4288	RdrCEF.exe	94
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	RdrCEF.exe	93
PID 4288 wrote to memory of 3008	4288	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\26db9c44459ac6764d5470cd3eb74a9a.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:2484
- 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:4288
- - 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=6FA72A150E1D28118FD8541D8D667D6D --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=6FA72A150E1D28118FD8541D8D667D6D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3008
- - 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=80B29FA2B2C4F0BB1C4F51DF509D67ED --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:624
- - 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=FAFDF9C4AC8B3F608D7AC44ED84EA154 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3800
- - 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=1F49FBB2EEFD53EA7DF5AA51539C623C --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=1F49FBB2EEFD53EA7DF5AA51539C623C --renderer-client-id=6 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4160
- - 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=69A559C765C33DB89B1105EB6389E815 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=B30E6ADD0E4D369CCEE3E56E376E6786 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2156

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:952

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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