812711f6c304f25ceaa68cfb781cfa3d0f72ccc17ec5e5a393069f763ba2595b

Analysis

max time kernel
154s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 21:57

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

14266d38e0448a7357456647dca8fc21.pdf
Size

91KB
MD5

14266d38e0448a7357456647dca8fc21
SHA1

42167d6bf1845034172e15f26bbd8b1c58c76dcc
SHA256

812711f6c304f25ceaa68cfb781cfa3d0f72ccc17ec5e5a393069f763ba2595b
SHA512

02239e66b46e86cbb16dd93e84ecf2c4f88ef9fac5166d50915ea815536503a249257adef289e598e22b96f36ab5ca4309500b21990b3218e7d44eadbef82ccf
SSDEEP

1536:hXyId+TIER8c+FPeSuwPK0dzm+Rv4vIxRIdzdI/bH0gWCpOViIWYrtqhSvuZ8nOu:dyId+/+FGoPXdzm+FYpz2/bH0xViLS6w

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2920	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 4296	2920	AcroRd32.exe	94
PID 2920 wrote to memory of 4296	2920	AcroRd32.exe	94
PID 2920 wrote to memory of 4296	2920	AcroRd32.exe	94
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 2256	4296	RdrCEF.exe	95
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96
PID 4296 wrote to memory of 4220	4296	RdrCEF.exe	96

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\14266d38e0448a7357456647dca8fc21.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:2920
- 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:4296
- - 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=C978EF027122C6894238742224F74ACC --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2256
- - 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=C73E1149882D2743C0D42F981DE2F842 --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=C73E1149882D2743C0D42F981DE2F842 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4220
- - 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=670384B4A681473837EC1957FFA305A2 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2660
- - 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=9F95554B1A7C67AC949EC9DC375E3A90 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4584
- - 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=AFCB0DA7FB1160FC79808E2D57EF008E --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=AFCB0DA7FB1160FC79808E2D57EF008E --renderer-client-id=6 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4512
- - 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=F7BBAB47FCC0D1578F840B5B98174E6E --mojo-platform-channel-handle=2524 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4472

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
8ffc50ceb15619091b6932b4757f09f8

SHA1
251b046de8b9f59367f7b8e9a2af9af0e5fa4b75

SHA256
7e5f5bd1f3018c82ea213bd85cbb2a6e89594512a6a12aadf78c24194407dee8

SHA512
58801c8329b55d7195f95dfd06b384d576af0e48b7d06bea2a31e0a279f02f9f27f20be2064ca2086da8fcf56128fb084cbeaf21fd2df12cd832ccb54e1a6f49

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/2920-46-0x000000000CAB0000-0x000000000CAD1000-memory.dmp

Filesize
132KB

Download