e0e031707c7fde773ed345d3105971c2447df2cc1223906a7eebe1a79b1225c1

Analysis

max time kernel
166s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 23:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4780b9e6d2a412a094c3634e853ef35b.pdf
Size

91KB
MD5

4780b9e6d2a412a094c3634e853ef35b
SHA1

30fa6be25befccc141f5d419cdb05e3399bdcd95
SHA256

e0e031707c7fde773ed345d3105971c2447df2cc1223906a7eebe1a79b1225c1
SHA512

9c4ecef597ad436275b94dd468c9ac07afcd241aa0a5396446517fbd3faa474167f9f397b4d9694af47bd5d3982d52af8b4487532667021f972839aada4976f9
SSDEEP

1536:JLCLVkg0OpWx1Zsv3aTHGWYfrnLH3Ev5dILkTB6Ux2VOHJmWypOlLMGWB6BO2xGm:FCLVkhfZKfrnLXoIY6Y2GHlLVkD2xGjy

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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4132	AcroRd32.exe
4132	AcroRd32.exe
4132	AcroRd32.exe
4132	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4132	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4132	AcroRd32.exe
4132	AcroRd32.exe
4132	AcroRd32.exe
4132	AcroRd32.exe
4132	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4132 wrote to memory of 4504	4132	AcroRd32.exe	103
PID 4132 wrote to memory of 4504	4132	AcroRd32.exe	103
PID 4132 wrote to memory of 4504	4132	AcroRd32.exe	103
PID 4132 wrote to memory of 4988	4132	AcroRd32.exe	104
PID 4132 wrote to memory of 4988	4132	AcroRd32.exe	104
PID 4132 wrote to memory of 4988	4132	AcroRd32.exe	104
PID 4132 wrote to memory of 3644	4132	AcroRd32.exe	105
PID 4132 wrote to memory of 3644	4132	AcroRd32.exe	105
PID 4132 wrote to memory of 3644	4132	AcroRd32.exe	105
PID 4132 wrote to memory of 3380	4132	AcroRd32.exe	106
PID 4132 wrote to memory of 3380	4132	AcroRd32.exe	106
PID 4132 wrote to memory of 3380	4132	AcroRd32.exe	106
PID 4132 wrote to memory of 2036	4132	AcroRd32.exe	110
PID 4132 wrote to memory of 2036	4132	AcroRd32.exe	110
PID 4132 wrote to memory of 2036	4132	AcroRd32.exe	110
PID 4132 wrote to memory of 4704	4132	AcroRd32.exe	111
PID 4132 wrote to memory of 4704	4132	AcroRd32.exe	111
PID 4132 wrote to memory of 4704	4132	AcroRd32.exe	111
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 2232	2036	RdrCEF.exe	114
PID 2036 wrote to memory of 1616	2036	RdrCEF.exe	115
PID 2036 wrote to memory of 1616	2036	RdrCEF.exe	115
PID 2036 wrote to memory of 1616	2036	RdrCEF.exe	115
PID 2036 wrote to memory of 1616	2036	RdrCEF.exe	115
PID 2036 wrote to memory of 1616	2036	RdrCEF.exe	115

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\4780b9e6d2a412a094c3634e853ef35b.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:4132
- 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:4504
- 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:4988
- 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:3644
- 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:3380
- 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:2036
- - 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=93A3136386DF84AFA439509F09D4CB43 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2232
- - 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=6A5D89F17D065C4ED45AEE5AE7562B89 --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=6A5D89F17D065C4ED45AEE5AE7562B89 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1616
- 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:4704

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
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