f3b22b6255f9dcb19d8e3407261d89cb6a9771667adc96277be6c79edf52bb0f

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 06:13

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General

Target

bddf96bbb3de65295d179779b625b664.pdf
Size

132KB
MD5

bddf96bbb3de65295d179779b625b664
SHA1

6493485d4aa3607c8ba0c4123f15556a2f18c033
SHA256

f3b22b6255f9dcb19d8e3407261d89cb6a9771667adc96277be6c79edf52bb0f
SHA512

c926c9afe9a8ce804574cebaff4ab96bb7e6f80510927701383c4f749cb591402fb0b2e687e7d6db25bd1f24ff1838de69e0cbcec6316a661a88dd7692a62137
SSDEEP

768:C+2FZvhAE2KWfGj0CR6tYPbPhxEke+zm96A8Kd0/K1ek81zPlYPlvwN/OKcQ9OG3:Cj

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
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3052	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 1140	3052	AcroRd32.exe	84
PID 3052 wrote to memory of 1140	3052	AcroRd32.exe	84
PID 3052 wrote to memory of 1140	3052	AcroRd32.exe	84
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 3652	1140	RdrCEF.exe	85
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86
PID 1140 wrote to memory of 1992	1140	RdrCEF.exe	86

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\bddf96bbb3de65295d179779b625b664.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:3052
- 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:1140
- - 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=CFA7CC2F9407441E0D3D92FE2687F34A --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3652
- - 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=E245F84D023A00D0A47F1DA13B0F0A17 --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=E245F84D023A00D0A47F1DA13B0F0A17 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1992
- - 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=B94C2C09C0F97999C17A484EC20CD7A5 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:688
- - 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=10A4AAF05FBDD0C7C750DD8F994C4C79 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=F839ED2EF2B446FA6CF6AB76E498A6A5 --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3916
- - 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=C8D297FF2BFEB0A4C26C9DDF4924C97F --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=C8D297FF2BFEB0A4C26C9DDF4924C97F --renderer-client-id=7 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4476

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4980

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
f890f86e8c9029c14cda7920e8dd2054

SHA1
8df57b37c40c3835036e6fc37661e4de6444d978

SHA256
64571ea041ad22460dc8c25138993a39d13e4d4272a72be7a56b383f1025c101

SHA512
2c496570eecd073eddec16dac4e45e85846094be0186be8c577085f3209f6e931eac410bfd5d55236a7a9c325f587214f4a7734d9970c53d8591a1659ab08046

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