0f6cc25e80aebb60e6d18797b615b7c97d530484fd7c7571421f540dc0c6af89

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07-03-2024 11:56

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General

Target

b8ae167d3ed5e88ae11a6a44b7426161.pdf
Size

100KB
MD5

b8ae167d3ed5e88ae11a6a44b7426161
SHA1

51afec6ea457f0f19148b473018c6fd9832023e7
SHA256

0f6cc25e80aebb60e6d18797b615b7c97d530484fd7c7571421f540dc0c6af89
SHA512

0d19c683b817c416212f94c45f3b04dad3f69137a6c9bce1f7c8d27ab1185af2f932b649d0e98faa916463921c7430433543558c7c6a631412276dea97c83aca
SSDEEP

384:B3pjOZaPFZ0po04+20qqf5MdCoz0tv0Ri2SYD8w+0rC+CTR5n700k9p0oiXZqOTV:aH

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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1460	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1460 wrote to memory of 1376	1460	AcroRd32.exe	90
PID 1460 wrote to memory of 1376	1460	AcroRd32.exe	90
PID 1460 wrote to memory of 1376	1460	AcroRd32.exe	90
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 2344	1376	RdrCEF.exe	91
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	RdrCEF.exe	92
PID 1376 wrote to memory of 1068	1376	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\b8ae167d3ed5e88ae11a6a44b7426161.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:1460
- 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:1376
- - 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=80C6503A3A4C35F8AEB46B9492B199F6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2344
- - 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=804EFD24C238F22EB06E4921F5F9C60F --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=804EFD24C238F22EB06E4921F5F9C60F --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1068
- - 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=2A8E3F96A716120709A4936A878D46FC --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=2A8E3F96A716120709A4936A878D46FC --renderer-client-id=4 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2264
- - 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=41F0BDE67B46CD74A52F2804764D407A --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3564
- - 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=EE7732BCA7656EB8A39E1AFE28F446AA --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2584
- - 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=D3F18374D18DA3D205AF6F744D48C77E --mojo-platform-channel-handle=2476 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3432

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
597140a8188ee6d494d2b0f1b04dd246

SHA1
7eb520a5864c42b1ed5f7c677a6d0f0324f6f30a

SHA256
11e53a6c2a50f65b67ffa1a4b570931def1815523880d16a2dc9c823521eb00b

SHA512
d152356f69f900814c5026ff2d6d814ceb78819d3fcd5c3ce1a42f11f1a644c6429bc133a01ac15007272eadc8d87100afc8f4cab5e45c96f75b4011038e4854

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/1460-33-0x000000000B260000-0x000000000B281000-memory.dmp

Filesize
132KB

Download