8dd686a0c89f91056962e835fc41f01534de57b88471a9889fadd71b91cc871c

Analysis

max time kernel
75s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25-10-2022 17:09

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General

Target

8dd686a0c89f91056962e835fc41f01534de57b88471a9889fadd71b91cc871c.pdf
Size

3.3MB
MD5

86748f4bac5bf82bd3783086b396d32f
SHA1

414552a02505f368355598a6700670e73a5156f1
SHA256

8dd686a0c89f91056962e835fc41f01534de57b88471a9889fadd71b91cc871c
SHA512

3c0a24f9965222728d54ce26b17d1dfda5311564a52be56ac52e8c20b478f9c0babcff6cdffe2ff33b136de72c8a2e38121e865cf0c7bf751cf4c88e44f396eb
SSDEEP

49152:6BGDyilZ11ZoI/MAOcqSed5CIbIXLzLvwGbl2zCN48Ie3SuwfDzKDQ5olEhviQ:6+5lZjjed5C8IXLzzhU/e3wDpolmqQ

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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3548	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3548 wrote to memory of 1676	3548	AcroRd32.exe	85
PID 3548 wrote to memory of 1676	3548	AcroRd32.exe	85
PID 3548 wrote to memory of 1676	3548	AcroRd32.exe	85
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 2460	1676	RdrCEF.exe	87
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88
PID 1676 wrote to memory of 4232	1676	RdrCEF.exe	88

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\8dd686a0c89f91056962e835fc41f01534de57b88471a9889fadd71b91cc871c.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:3548
- 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:1676
- - 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=1EE7D88FB2A059C726620A73B48E3651 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2460
- - 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=08FC8752AC00B064BC17BAC206BF42F4 --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=1 --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=08FC8752AC00B064BC17BAC206BF42F4 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4232
- - 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=D4521BCFFECC043AA871D7E071F93201 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:824
- - 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=7C30A0EC13EB689544E29B1E10506D08 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2368
- - 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=91DFB375F8B225185FC8F14335C6CB13 --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=1 --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=91DFB375F8B225185FC8F14335C6CB13 --renderer-client-id=6 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4100
- - 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=8AB237D5D696D402EE0FC76E4EBBD4D0 --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:452

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4440

Network

MITRE ATT&CK Enterprise v6

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 v6

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