59aaa6819b79cfa6613ab81e54957aeb4822db7258f2d2a287f541907508898a

Analysis

max time kernel
146s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 08:30

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General

Target

ab73e29586a138705f95f1e34e166645.pdf
Size

42KB
MD5

ab73e29586a138705f95f1e34e166645
SHA1

d8c5ed6233bd8ab76760fe3f90f82a2532aa73ba
SHA256

59aaa6819b79cfa6613ab81e54957aeb4822db7258f2d2a287f541907508898a
SHA512

cc1cd502122b424a475719fbe0374b11e29ed351889042d1a068fdcf6e196380c007e4cc7bed3fb9aa7c5c054e9e4c2fdabff41df55cc8e2600a07decba3c842
SSDEEP

768:iuMwf6f/p2bGEzqFL6F4GdrW+KHpy6GmS1HiB5/IDnDD3V:UgqqqGxW+YdtB5wDnDTV

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
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3960	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3960 wrote to memory of 3788	3960	AcroRd32.exe	92
PID 3960 wrote to memory of 3788	3960	AcroRd32.exe	92
PID 3960 wrote to memory of 3788	3960	AcroRd32.exe	92
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 1204	3788	RdrCEF.exe	93
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	RdrCEF.exe	94
PID 3788 wrote to memory of 208	3788	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\ab73e29586a138705f95f1e34e166645.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:3960
- 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:3788
- - 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=79EDD2CCD232A3023DDD8497BF3210E3 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1204
- - 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=5B889EACD100C9244DEDE3DDA67385FC --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=5B889EACD100C9244DEDE3DDA67385FC --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:208
- - 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=C88017B73A4D88F2961F3A64C61CC2A0 --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=C88017B73A4D88F2961F3A64C61CC2A0 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1420
- - 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=6BEE2779B3D36613AEAF59D460AA79E0 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:220
- - 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=ADAB8E3D4BCC01AD6116FCC4D0FBDACD --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2220
- - 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=824E7FDAA8C0A951A8093390B022415C --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2200

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1612

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
ed7ed03865a4d59cd0ce6602aed29e6f

SHA1
04c53d8807bf51758e2f58e96ff17677c7704e7d

SHA256
b2db9ecd998260e2a0afe5e8b4df167a8037545d59edc59e946d33d17691fb79

SHA512
cf62402a361490eb737ece3dce29d55fc4979fcae46c2b0223c23de45835f7c963d7f0b417c596802b594389166f1c9330e06e4bcd3c869fa9387643f60d4385

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