9e4330c26a27910b5713211ae3bf5a93c20e00bedb60c0f63e773cebd48ec9c6

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 06:40

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General

Target

免费版/help.pdf
Size

1.6MB
MD5

72236dce71048257936b94945cdf6808
SHA1

9f3b736af590659218aef230d0b4661880939bc7
SHA256

1d1fd5f4db1dadd89c3f7d59301587c572d5935b14c698377128dc13167a11ec
SHA512

8ea2ae6e9fb7ccb1c36899287f890eaf40d8d762cad2c2ab388802683413c1a093ef449ea4a89c20af00c2055ea2e637f97145bf47f21c441826a1fd2d31c870
SSDEEP

49152:DhOBGUlfKAaB5ubjqUACfOl8VatdgjtTef90nsQaKxYscevW:DhOGUFKAIEbjqUH5V9Qf90nzaCfFW

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1092	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1092 wrote to memory of 4296	1092	AcroRd32.exe	93
PID 1092 wrote to memory of 4296	1092	AcroRd32.exe	93
PID 1092 wrote to memory of 4296	1092	AcroRd32.exe	93
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2076	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94
PID 4296 wrote to memory of 1716	4296	RdrCEF.exe	94

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\免费版\help.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:1092
- 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:4296
- - 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=6B34BA0407497936A853597497F7FCE6 --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=6B34BA0407497936A853597497F7FCE6 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1716
- - 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=F7EE38F763FFFF1FE21B4647646E6B43 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2076
- - 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=F04DEEBEFB0A96951A74837126C4D794 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4252
- - 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=1BE32CE11F5D7E7E8DA645C74E2D60CB --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3792
- - 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=7F45ECA413490BA156AAEB258E3723B7 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3376
- - 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=57A6538BACFB7B774C76BA37FDD4B657 --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=57A6538BACFB7B774C76BA37FDD4B657 --renderer-client-id=8 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2384

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4484

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
26d4bef9279ee7b2d9c97954a283afa8

SHA1
4b88edd8724de4d774f99192e2b4792b7a938e2f

SHA256
029ace03a39b2436a84521a6d691c67d2a964949dbe266408bd1ceb935d2465c

SHA512
7f39b22dff7e8fb7021dedf3870a6357bb9c4dac64543a33b27c9c5a5894098f2900e6bc21d4d19de2a87a48511dacdd8cf5f85b9276cbb2f07e58994f9c6870

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
32KB

MD5
8595730bc819f10935c334a9d4929b37

SHA1
dd46224a2945034906a05b49058b344c59e2457f

SHA256
58623bfe1e3b19e3739c6ec9ea399f8f02671a0a3c953269905a530ba6abb00d

SHA512
df3db505432fafd92adfacc60c5ec0d8f4455e6b887074299b0ee0fdbfa304bcec13577f413e0c4baba4851e3839e7b01a369bd310f792f2a89c8e18eea47a11

Download Submit