ca9e04307838107c148d42d046d04dd3d3d1ebf3fb81a2dbc8fa57154a52de3c

Analysis

max time kernel
207s
max time network
207s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 16:38

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General

Target

7d4d44362c2d44dfcb735e506e4cdbe8.pdf
Size

94KB
MD5

7d4d44362c2d44dfcb735e506e4cdbe8
SHA1

37cc5b5061a9619ebbc5e5a3ecfdacc47d3ae768
SHA256

ca9e04307838107c148d42d046d04dd3d3d1ebf3fb81a2dbc8fa57154a52de3c
SHA512

735b812a6f31ce1e66f7a773c63d31665431c47c6613a402b1c6f2026537fabc7cc9558058c7df1f4162d7266188e9e02413148d41691b92622fe25a8b9a5843
SSDEEP

1536:+WjF852OvPpSCT7x8qrAih+vXpO7T9v66N68vqPHVQP9KWcpOm2BjwyWK9boKsqI:VF8pRBTcg/1jqH6VNm2BwLhq0VX

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2408	AcroRd32.exe
2408	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2408	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 4116	2408	AcroRd32.exe	96
PID 2408 wrote to memory of 4116	2408	AcroRd32.exe	96
PID 2408 wrote to memory of 4116	2408	AcroRd32.exe	96
PID 2408 wrote to memory of 720	2408	AcroRd32.exe	99
PID 2408 wrote to memory of 720	2408	AcroRd32.exe	99
PID 2408 wrote to memory of 720	2408	AcroRd32.exe	99
PID 2408 wrote to memory of 2480	2408	AcroRd32.exe	106
PID 2408 wrote to memory of 2480	2408	AcroRd32.exe	106
PID 2408 wrote to memory of 2480	2408	AcroRd32.exe	106
PID 2408 wrote to memory of 2416	2408	AcroRd32.exe	107
PID 2408 wrote to memory of 2416	2408	AcroRd32.exe	107
PID 2408 wrote to memory of 2416	2408	AcroRd32.exe	107
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 4980	2480	RdrCEF.exe	108
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109
PID 2480 wrote to memory of 2468	2480	RdrCEF.exe	109

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\7d4d44362c2d44dfcb735e506e4cdbe8.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:2408
- 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⤵
  PID:4116
- 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⤵
  PID:720
- 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:2480
- - 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=867E356A21BBE2229878B2872073E464 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4980
- - 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=0B5B0E1C06674FAC2F858FE3DBFF7AA5 --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=0B5B0E1C06674FAC2F858FE3DBFF7AA5 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2468
- - 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=13747F8099EFC32EFE5CA908E370D3E3 --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=13747F8099EFC32EFE5CA908E370D3E3 --renderer-client-id=4 --mojo-platform-channel-handle=2144 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4360
- - 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=4DB8A413A7FBBB8426F00222977ADCF7 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4240
- - 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=2678385A97C4BA1B918C50DD4F3953FF --mojo-platform-channel-handle=2608 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4448
- - 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=8D6828BA83F99B8921BBF94B07604691 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4864
- 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⤵
  PID:2416

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit