b54da987a3e8feefcf0bab2254bc4cd0bc9472db586983dfa852df5b5f31b246

Analysis

max time kernel
138s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 19:32

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General

Target

盘管计算书/17000风量/AHU-4 17000前表冷（调了冷量）.pdf
Size

22KB
MD5

21ea2de4d55734f673a8e5d1437f1015
SHA1

0bb532adc91d2863356b061bcbc881caf5b0a091
SHA256

84cd854c82a3ecf76c09ad3da38fd7b1f423c3b203d84178451aa03740bfccfc
SHA512

7b16a206e1391d95a8e6deeaa844ad676dbe72b3f561b758e8059c1ed5dec56beacff8f1caf0b15d292b19597862fabb9240f1da13500e6dea74ba33d67c37a8
SSDEEP

384:yHIgBU9M7CU2kIeLwcgVJsuySPOUqwanGKAfJeN1OX7KXlcM:mU9M7Cje0cQJsiO+aGKwQiLKXln

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

Processes:

AcroRd32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4636 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

4636 AcroRd32.exe
4636 AcroRd32.exe
4636 AcroRd32.exe
4636 AcroRd32.exe
4636 AcroRd32.exe
4636 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4636 wrote to memory of 3912	4636	AcroRd32.exe	RdrCEF.exe
PID 4636 wrote to memory of 3912	4636	AcroRd32.exe	RdrCEF.exe
PID 4636 wrote to memory of 3912	4636	AcroRd32.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 3456	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 1212	3912	RdrCEF.exe	RdrCEF.exe

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\盘管计算书\17000风量\AHU-4 17000前表冷（调了冷量）.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:4636

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:3912

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=9EC85B603A4CD8C7BE13BC78F05661D3 --mojo-platform-channel-handle=1704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3456

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=EDF6BE028F1CB4580DAFF3EF8B1ED6C2 --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=EDF6BE028F1CB4580DAFF3EF8B1ED6C2 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1212

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=7CA29E5C8A742365C2F51937550EAD23 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:556

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=988E8CCA674F9A8F74B9FF7FECF7F0BF --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=988E8CCA674F9A8F74B9FF7FECF7F0BF --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1076

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=2A2E4E1793BBB3F9FE020A20B655A7CF --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3664

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=1A8D83D0B3141EA134FAC5259EED9C8F --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4964

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2484

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

Replay Monitor

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Downloads

memory/556-142-0x0000000000000000-mapping.dmp

Download
memory/1076-145-0x0000000000000000-mapping.dmp

Download
memory/1212-137-0x0000000000000000-mapping.dmp

Download
memory/3456-134-0x0000000000000000-mapping.dmp

Download
memory/3664-150-0x0000000000000000-mapping.dmp

Download
memory/3912-132-0x0000000000000000-mapping.dmp

Download
memory/4964-153-0x0000000000000000-mapping.dmp

Download