fd3ae768884e5567c325cfd3c6e0d065baa340be07d5d3ed100d9e9a7f16ddbd

Analysis

max time kernel
147s
max time network
144s
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, 03:29

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General

Target

266880039ce52047ba134875570e3b0b.pdf
Size

42KB
MD5

266880039ce52047ba134875570e3b0b
SHA1

75e703dee2bd0ca77dc053abd2ec59478ec8c12e
SHA256

fd3ae768884e5567c325cfd3c6e0d065baa340be07d5d3ed100d9e9a7f16ddbd
SHA512

0c8a1b43af098d7734184564a4cdb3a102de10d657efeb77f6ded1b7fcc92fe6859c51774c196a13945b133e38f6844df6a269955eb633e370a6cb1a3cf6bd3e
SSDEEP

768:1QqgvyQQa71vWrxAGNibK7EAPU6QeCLId1cBzng1Jong:rg1Qa7sJiu7EAzQeCLIc1ng1Wg

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3976	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3976 wrote to memory of 1244	3976	AcroRd32.exe	92
PID 3976 wrote to memory of 1244	3976	AcroRd32.exe	92
PID 3976 wrote to memory of 1244	3976	AcroRd32.exe	92
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4908	1244	RdrCEF.exe	94
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	RdrCEF.exe	93
PID 1244 wrote to memory of 4432	1244	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\266880039ce52047ba134875570e3b0b.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:3976
- 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:1244
- - 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=73CD20BFC7F6341A898F1C622CC51701 --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=73CD20BFC7F6341A898F1C622CC51701 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4432
- - 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=93AA1E71D6F3FF47BC4103D820A27C2E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4908
- - 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=CE228A31D6F4B2865C5847A92CF070C8 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1500
- - 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=ABFA312D08005B761E960C0F440A334C --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4684
- - 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=718F48A2C38517EB6E9661164C34F31A --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2700
- - 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=1816E02917C7AC1571A551383BBDA30E --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=1816E02917C7AC1571A551383BBDA30E --renderer-client-id=7 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3656

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1496

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/3976-26-0x0000000009DC0000-0x0000000009E10000-memory.dmp

Filesize
320KB

Download