18f47f36b469ce941e6ca3c55c497dc46f4b4589b20d958e7ea7bbf3bdc681e1

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2024 17:09

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General

Target

4ee18e14be0dc6a218fed73320faf02a.pdf
Size

127KB
MD5

4ee18e14be0dc6a218fed73320faf02a
SHA1

743c9d72e19086fc7ca3e8d4b4965c7a7c8c0be0
SHA256

18f47f36b469ce941e6ca3c55c497dc46f4b4589b20d958e7ea7bbf3bdc681e1
SHA512

e2ef40e3c5aaf63a97a7e1035fd75798301cb495e953c990643e0ed0e63cbfe0fa08bfec10db53487bc5610676c28c9ac948d3aaff421fc6a6893eb47a9727df
SSDEEP

3072:LXgW3a5AUO1MxAXTRAgqsGZ05Gy3f+b1I6H/17tQEC1XfS:tv7CxAD2eGZ050ba6XCa

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1372	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1372 wrote to memory of 5036	1372	AcroRd32.exe	93
PID 1372 wrote to memory of 5036	1372	AcroRd32.exe	93
PID 1372 wrote to memory of 5036	1372	AcroRd32.exe	93
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4528	5036	RdrCEF.exe	95
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	RdrCEF.exe	94
PID 5036 wrote to memory of 4892	5036	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\4ee18e14be0dc6a218fed73320faf02a.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:1372
- 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:5036
- - 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=3A7D83D61D00055F7F5D722C3F553192 --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=3A7D83D61D00055F7F5D722C3F553192 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4892
- - 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=F09B9EDCA6582BDC46877ADD0E35434E --mojo-platform-channel-handle=1700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4528
- - 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=F04ACA6544A6CCCC2B8095CAFD2A2E00 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:560
- - 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=AE0BB4B1EE7B466797AF36F3E2BBD7C6 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3332
- - 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=351144472F5FCBD187E32F53A71B416F --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3292
- - 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=1382F6C9B51B5F7FFF058CFB624C5B37 --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=1382F6C9B51B5F7FFF058CFB624C5B37 --renderer-client-id=7 --mojo-platform-channel-handle=1696 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3880

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1312

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
43KB

MD5
30961943fc4df372e7009983d56646cd

SHA1
f28215df15b96e391fef74d26581604f1a8450f3

SHA256
e21ea034f7e4bda20c53faf5b8c4ac8c4833ae835c0759f222354eb5ec926630

SHA512
4b2b9f805f8a1082e193beaa9801729188d7949d95307acee34b6e4acf8668297990084a5066f5b62f8226664c8cbd34a9f4ffb797900654f6761d121d18a22f

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit