a73f9941f8de76431792a4e7c484d109421e42df01a8f5f696c07d973f2a4005

Analysis

max time kernel
148s
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
27/01/2024, 15:47

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General

Target

7aa48a9e41a93786d80d80d0cec627b6.pdf
Size

44KB
MD5

7aa48a9e41a93786d80d80d0cec627b6
SHA1

113115f696bd17760455ccb36c121bfecb98c3ba
SHA256

a73f9941f8de76431792a4e7c484d109421e42df01a8f5f696c07d973f2a4005
SHA512

3cf5b86c0b3f18e301de6c78ab2e100377f3a19eaae5e8dc5e4d6dba84088a5528d7be0036e89780decdb0e7c8485711ca8f3e4374d46d60ebfed29c4094245d
SSDEEP

768:j+7/clNO9yabYiJa4QQuOK7ND8MAhmitbxUkWJjMz6vj3IC0EUq0ZdP/wgRx76eY:jKcKvYiuv7IqUZpPWeCUK

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4424	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe
4424	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 4956	4424	AcroRd32.exe	93
PID 4424 wrote to memory of 4956	4424	AcroRd32.exe	93
PID 4424 wrote to memory of 4956	4424	AcroRd32.exe	93
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 5016	4956	RdrCEF.exe	94
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95
PID 4956 wrote to memory of 3316	4956	RdrCEF.exe	95

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\7aa48a9e41a93786d80d80d0cec627b6.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:4424
- 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:4956
- - 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=EC86FDDF08C3177BA5004BEB304838DD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5016
- - 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=92C3ED7427128CD279891B4E9C998716 --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=92C3ED7427128CD279891B4E9C998716 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3316
- - 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=27272BC9D0255CE92D95676871C43D08 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:944
- - 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=52ADC9A0D2AD7C8685B2961A3D649DBC --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=52ADC9A0D2AD7C8685B2961A3D649DBC --renderer-client-id=5 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4712
- - 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=B0E2D7BE2D63041EBCBBBB1A9A71B067 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3404
- - 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=A1B4CB5AC645DFB6D0CBEEAB149140C1 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4440

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5020

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
ecf3d02aef1efa1ff9ecbab87b962857

SHA1
2dcaf972359c5b7ced8ff7a87bad33a549003739

SHA256
272a0e1f547cd0f81274641d62dd221e865e8608e5398b5c27cc3c2c5932f2d7

SHA512
674049044f7998d6fcfbe05dc399d8198c2c5c002816ff1ab52942373eec97e5b7304ea0a49480a4cfe3211aa51490b2ab7e6cf5dfd5c054fa3b12cd0feb16f5

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