15d1cc444497a0a5d623441d905a13ec08809d481ceb83898b7586ca31f605b2

Analysis

max time kernel
155s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 16:13

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ebfd39f02de8be78cc49dc7e15c3ec7a.pdf
Size

41KB
MD5

ebfd39f02de8be78cc49dc7e15c3ec7a
SHA1

204738169d006dc365f425346c6ce2a829860c9c
SHA256

15d1cc444497a0a5d623441d905a13ec08809d481ceb83898b7586ca31f605b2
SHA512

d492f36b5190cc3abd3c8d0197c05a6509d57f7b578af78149a08e6b3403885778bbc39d9105555adaf16653977ea09dfb1d5d70b9635a7b5ed98e13c16dfd06
SSDEEP

768:vHqvjx+SDuDiTBq6Xe7M8EXPGxVBQB5bXFOo6cbtfD6sg:vHqLxVTAYe+G4JFX6cxOP

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
216	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe
216	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 216 wrote to memory of 2316	216	AcroRd32.exe	93
PID 216 wrote to memory of 2316	216	AcroRd32.exe	93
PID 216 wrote to memory of 2316	216	AcroRd32.exe	93
PID 216 wrote to memory of 4820	216	AcroRd32.exe	97
PID 216 wrote to memory of 4820	216	AcroRd32.exe	97
PID 216 wrote to memory of 4820	216	AcroRd32.exe	97
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2016	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 3752	2316	RdrCEF.exe	99

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\ebfd39f02de8be78cc49dc7e15c3ec7a.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:216
- 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:2316
- - 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=775CC4311DAA1ECCC6DBEE7CA4C301A1 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2016
- - 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=475B095C0EAAB5CB9CBB3A6B85909CD7 --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=475B095C0EAAB5CB9CBB3A6B85909CD7 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3752
- - 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=B58DBD23022CFD51C0488D3D7D5E0040 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2380
- - 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=D1B88F0A5B9CDF53F05FA4671AED3267 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1748
- - 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=43FFA08D120587E8582A17AC35BD29EC --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=43FFA08D120587E8582A17AC35BD29EC --renderer-client-id=6 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1448
- - 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=E86E85B5073237AABCF14CB122B8E98B --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1720
- 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⤵
  PID:4820

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1176

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
6480e15d874d694824bff951fd0d56d1

SHA1
4056bdda732fc3498d1601270a6e0a5dccc0c077

SHA256
265e81462f06cdca06697158bb42be86026f55158ac7344c7452be788ce0347d

SHA512
668e21a90425b0600084116bc2003b60ab72e8c3494be1cb68b3a19b4c7e23d232ebb319c72cd959382d51886066841fd748c5ba61f27b579a5de9ee41b9217b

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