c4cc84b8272ba78c909f9f4547f10b7032b89e64d4f713379e212a0e74ccc565

Analysis

max time kernel
121s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2023 04:25

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General

Target

205-06.pdf
Size

563KB
MD5

e2b908e2dcef9ee4fcbbd118d6b75f29
SHA1

afc34810765c50cfeb3e019ee3d41b8c8deea9f8
SHA256

c4cc84b8272ba78c909f9f4547f10b7032b89e64d4f713379e212a0e74ccc565
SHA512

ad5cd99e3a6268ef596e86b3c8984fbdbf3d456f9d5cbf018d88abf60051aa0a37e717df87176bee539edc705aef8da4a15f29a6d3ea42ad6206bf4149cd5ca1
SSDEEP

12288:yDYumTthTSR5g+UByJra8LqptpYlQNyzb8GHn0ZRJh0qr6/r8Q+gELJ:6YuYwR5XJ1OpDNg8r+DB+g8

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-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3020	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe
3020	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 5024	3020	AcroRd32.exe	91
PID 3020 wrote to memory of 5024	3020	AcroRd32.exe	91
PID 3020 wrote to memory of 5024	3020	AcroRd32.exe	91
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 4364	5024	RdrCEF.exe	93
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92
PID 5024 wrote to memory of 2712	5024	RdrCEF.exe	92

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\205-06.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:3020
- 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:5024
- - 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=9071341CC6075D9D4A139EB8793FAC2E --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=9071341CC6075D9D4A139EB8793FAC2E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2712
- - 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=4EDA16DE98C20664827BCAA1F04355A1 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4364
- - 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=B1559580CE1F49B59AD95F4B04B1052A --mojo-platform-channel-handle=2200 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:868
- - 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=F8B0F89042DDF92FE9026A2FCEB182FA --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=F8B0F89042DDF92FE9026A2FCEB182FA --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3812
- - 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=6CEF3FC161B9005C8D56C78CC5EF4116 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2556
- - 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=BD1D4B0A619503169ACBD8A10BE2E919 --mojo-platform-channel-handle=2768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3436

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3904

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

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Downloads

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

Filesize
64KB

MD5
52a0af103a07151ff7e98cc689b3e795

SHA1
c7c66f53899a09235fd8a511d5cab0892fe8c512

SHA256
8594ad85bc215c4c3d881e0323a1ad120b92ba6c27be4b2be8096aac9ec7b71a

SHA512
2b5ffb097afa8ab0b1831f99cad7461414afcb1b493fee19d46b07e96e30d09307c6ecc6c7d1b385b755ce9904d78440be9d74be6bcc9c4c6e142f0c7083043f

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