8d9533d346549a9fc985a55cd4f59fc4806341990a10efed0bc1db666413e758

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/01/2024, 18:33

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General

Target

753710ced32bde0ba9159ffd4f4e8fdc.pdf
Size

35KB
MD5

753710ced32bde0ba9159ffd4f4e8fdc
SHA1

6b5e1dc3c5128ee96e4c24e2f60c5afc8009a5c3
SHA256

8d9533d346549a9fc985a55cd4f59fc4806341990a10efed0bc1db666413e758
SHA512

7e743ce12b7c87af066efe278f418980e2ec348989864fc46a4b2f04f9d0c7324bfa71ee29225f97263f9111928f478e81ea01a48923be6d6f73feaa34fd37f8
SSDEEP

768:vZann7UE+oWmdBv5zvTQ3vptAWSOwcFTCbcce3+fS0EEPhI:vZanQE+Ev5zU3Biv3cFueiSdEPhI

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4356	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe
4356	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4356 wrote to memory of 2588	4356	AcroRd32.exe	90
PID 4356 wrote to memory of 2588	4356	AcroRd32.exe	90
PID 4356 wrote to memory of 2588	4356	AcroRd32.exe	90
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 2944	2588	RdrCEF.exe	93
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94
PID 2588 wrote to memory of 1172	2588	RdrCEF.exe	94

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\753710ced32bde0ba9159ffd4f4e8fdc.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:4356
- 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:2588
- - 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=4D8DF8431915AEF42EBA7372094803F4 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2944
- - 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=5D2A789702960309A0AF565A6B423A8F --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=5D2A789702960309A0AF565A6B423A8F --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1172
- - 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=0F35FCA73AE795CFC5DF6E342013D797 --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=0F35FCA73AE795CFC5DF6E342013D797 --renderer-client-id=4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:648
- - 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=53ECD89395714B06124878674E623440 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1032
- - 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=CA62AE20CE7BD51D2A0B444A640CB971 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4568
- - 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=94C41AACBD65B48F3AF22DA7F1154E49 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4200

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4108

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
9e21ac1392ac12033e51f9ef9557e72c

SHA1
bb4b421d9def42a738dd1c7f8c45e7169fa1b023

SHA256
39f5e04817a4c0d75fd5a6b2c7a1967c60aa6482057157909b086121b0231c65

SHA512
7bcc7b4762c8301e9a8d1b5cca9f74e9b022374403513c990180e8dc10ca543c468a7eea97e442d318e5ea19f2090df2d15cc5322949cba1c6d02048a6b75057

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
memory/4356-28-0x000000000A3B0000-0x000000000A3D1000-memory.dmp

Filesize
132KB

Download