7d388a3807d02e146c11f7dcda613dbea0a285e749502e976b2e146e74f8d83a

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 18:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

65c40baa1f5b8dc17bfbf9f20e541489.pdf
Size

140KB
MD5

65c40baa1f5b8dc17bfbf9f20e541489
SHA1

7a36369f60d5b1598c9065aec5b28abf85084d02
SHA256

7d388a3807d02e146c11f7dcda613dbea0a285e749502e976b2e146e74f8d83a
SHA512

2997eca854db09cb21ab5247392286153532f6b0689b37ded89c0021086e3e9eee7d8eb851d8692506436521f5312a11c3ae553dce5b46e74d1de72d503d58e9
SSDEEP

3072:dYWU6uJDHeD5Od7OgUOzOSqkxkll5LKViPHkm47fL0owNi:dYWUdDHeNGnUNk+5NkXgowk

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe
1944	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 4024	1944	AcroRd32.exe	95
PID 1944 wrote to memory of 4024	1944	AcroRd32.exe	95
PID 1944 wrote to memory of 4024	1944	AcroRd32.exe	95
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 5060	4024	RdrCEF.exe	99
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100
PID 4024 wrote to memory of 4276	4024	RdrCEF.exe	100

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\65c40baa1f5b8dc17bfbf9f20e541489.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:1944
- 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:4024
- - 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=426705BA7C63DCEA8F11B64460BC1CFA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5060
- - 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=9E818B376F5ABF2B1ED1F2B5F0F0BE09 --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=9E818B376F5ABF2B1ED1F2B5F0F0BE09 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4276
- - 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=077D4E6DEFC2386062F56AB7F129C28C --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3384
- - 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=62D95B3E59040D9D7E40019D7E8B63A2 --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=62D95B3E59040D9D7E40019D7E8B63A2 --renderer-client-id=5 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1576
- - 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=45D528FA4101A813DD2813E7649B68A3 --mojo-platform-channel-handle=2724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2788
- - 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=66DB7D5F4880F8C21BE7F571D67A73E4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3804

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:452

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
eef72c6dd3c7b7c6b1940d63f7ae0b85

SHA1
01357fe176bb0267eeba3f6f507a3af320b9c5b1

SHA256
6b7a6332ee19e16326d4bbfb0aa89cd84b65281dd57628750574bfe7c2fadc82

SHA512
185bb36d199df4885f82b0bd929b48bf0d971ae064bb9e734d7757ca7214f759c0548b4175c33c5d48732bc04474bb59515c143f0b32ce38cdd9ec23f2376bf3

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