c0a3012d5c7ae604ea8230712e6081529f644bb0f5d5bca194385285d713ed40

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 13:44

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1a6a0a8e4223ac52444fe5314e6eef3e.pdf
Size

86KB
MD5

1a6a0a8e4223ac52444fe5314e6eef3e
SHA1

7a19fd5a0e5607119f189f0ee6aa8e1a83c2600f
SHA256

c0a3012d5c7ae604ea8230712e6081529f644bb0f5d5bca194385285d713ed40
SHA512

b2c806d2628d5e126bb59662420791269ab9ceba6fb229995b8e2664279185ac18866c82d7a11504e7cbbb068c6501dee48f197cbcfd0bb21004a62f22d55d92
SSDEEP

1536:XFIZLplSEGSnso1hbzVCQsekU/meT9pQhfHTWlZmmdGW6pOu2m8VqW:1IZLiSsObzVxJkMJehSmmdDu2m6

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3164	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe
3164	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3164 wrote to memory of 2260	3164	AcroRd32.exe	92
PID 3164 wrote to memory of 2260	3164	AcroRd32.exe	92
PID 3164 wrote to memory of 2260	3164	AcroRd32.exe	92
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 4092	2260	RdrCEF.exe	94
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93
PID 2260 wrote to memory of 636	2260	RdrCEF.exe	93

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\1a6a0a8e4223ac52444fe5314e6eef3e.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:3164
- 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:2260
- - 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=DB43B6B1DC2A19BE2337ECE48EFFBFA4 --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=DB43B6B1DC2A19BE2337ECE48EFFBFA4 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:636
- - 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=CE592FA28EB8AF2C4A23BC2E968B9358 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4092
- - 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=85F7419C3D98843F03BF1A559BC1A3A2 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:716
- - 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=71710BE214EEA13E496C6F50384D46DC --mojo-platform-channel-handle=1880 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4508
- - 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=FFFE711A0C9940EEC13372EBC3FD7753 --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=FFFE711A0C9940EEC13372EBC3FD7753 --renderer-client-id=7 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3652
- - 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=D51DF5F1B3262C071D4F20E572E96311 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3600

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3376

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
0c9fbbff3e4da67ecef6c73bc2adad52

SHA1
ff23047af38d34eb3de6ccf47360f1abbf5079aa

SHA256
d00947dd869885c437d6a590c22d9115c836b45474588b4379658974776e09d5

SHA512
682e31b86aa583ae1e640ddb9952d77299b27b167123f190c93182c40d9c953ee11ec6aa31097608ef1d65133a91a69dcf07f817bf1ff34a501b40f29983f369

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit