001f329a99a84175ebadb671170482baeef0338807e93f399825381e58807f37

Analysis

max time kernel
141s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
05/06/2023, 15:14

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General

Target

[email protected]/20_10_2021_01_6101_21____________________________.pdf
Size

791KB
MD5

cb6a17f8b475ad25f1f9ba494a57471a
SHA1

1543d5d4251174300c4262ce7e0d18982a9518b0
SHA256

f56f295ed4775a8f07376ab47e624c82996d702f03907f4200f2030a8be5608e
SHA512

7cce042dba8474ad31ca079444d1aab623bbf353968a3c25ee4ca9cfd354469b36600b90238950753a13e2caa0ce24b5aa4dd23792e113453434481ab9a3ec93
SSDEEP

12288:n8h0lEsUjh2DUd/Bq9FFjFoYq6Yo73oBBkwloQ4hMZyhNDhsMXtMvETjII:8r72DkZq9/q6Yo73AeO43TDCMXS83b

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-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
796	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe
796	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 796 wrote to memory of 1180	796	AcroRd32.exe	83
PID 796 wrote to memory of 1180	796	AcroRd32.exe	83
PID 796 wrote to memory of 1180	796	AcroRd32.exe	83
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 4732	1180	RdrCEF.exe	87
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88
PID 1180 wrote to memory of 3124	1180	RdrCEF.exe	88

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\[email protected]\20_10_2021_01_6101_21____________________________.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:796
- 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:1180
- - 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=44A537A333278F7ACD680088717CAF47 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4732
- - 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=2DD7429E707BBBBEB1F49413C5B35F7D --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=2 --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=2DD7429E707BBBBEB1F49413C5B35F7D --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3124
- - 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=A3532740B850913BABA2530D9C85D2C2 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3656
- - 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=D8853823B7CAA7046B213072CEECD354 --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=2 --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=D8853823B7CAA7046B213072CEECD354 --renderer-client-id=5 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3484
- - 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=D07E1A4A09A0628BDBDB3DDCD4C8AE96 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4312
- - 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=2E66AB67385F90B686BD2FFF5C94A469 --mojo-platform-channel-handle=2016 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4704

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
559edf86783dfe87b44735c961e0a8cd

SHA1
af234b03043ba38aa45a88acb88bc8985309cfaa

SHA256
c94817f0e116742c95ecfafe0645e1dbe6dcf10e263dc538b5b7760f356ac1c5

SHA512
0bef43c614183a00f367c7af6b23fca4d4960d5282eccc4166d091e2cccb003fedf59e5576e2cbcc3007004e0342da93d46988d0febfb9a20652d6f27097c263

Download Submit
memory/796-272-0x000000000D8D0000-0x000000000DB7B000-memory.dmp

Filesize
2.7MB

Download