5b9f28c5b6e7c5d4c148dbaea9c0f80823fd7e303951e39baaef7a4490fcbc26

Analysis

max time kernel
144s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 04:44

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General

Target

580380767fc4a7f30ba35eb06291c9d4.pdf
Size

87KB
MD5

580380767fc4a7f30ba35eb06291c9d4
SHA1

439e05636766a7cc326d47a0ec7745ed9d4a53a4
SHA256

5b9f28c5b6e7c5d4c148dbaea9c0f80823fd7e303951e39baaef7a4490fcbc26
SHA512

0b50a96a2c39ed0f666b7566fa5d4bc94f4ee3fc0c08a74d3f3dab225a13ff6ac9df3a6918c91757bd1f8e0ce1e38bd4a1f735bf68479e06395e505ffc45121d
SSDEEP

1536:5vbUJgipqqvowLI7TbQroT5knIg5WQ9Z8PQVBWHpOvTWfkr+crIU87QL+:JUJgfcn2bOoTWnIgJ8+/vDCcEU87R

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
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4532	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 3920	4532	AcroRd32.exe	93
PID 4532 wrote to memory of 3920	4532	AcroRd32.exe	93
PID 4532 wrote to memory of 3920	4532	AcroRd32.exe	93
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 2300	3920	RdrCEF.exe	97
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	RdrCEF.exe	96
PID 3920 wrote to memory of 3552	3920	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\580380767fc4a7f30ba35eb06291c9d4.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:4532
- 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:3920
- - 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=7461D9887FA52A5579CD7DF6DADF571A --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=7461D9887FA52A5579CD7DF6DADF571A --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3552
- - 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=01A15FFECEA77E7E0C85592EC25ACD0A --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2300
- - 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=DD6306C3BF23F2D1720CF9ABCF2D7973 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=3DBF6D4E9A5236507D8EACA4974E8BAB --mojo-platform-channel-handle=1884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5024
- - 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=57D2F09C57C2DB68D90484B8CFCD2997 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:852
- - 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=B31812AD1C0D67559C0C30D6932AC490 --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=B31812AD1C0D67559C0C30D6932AC490 --renderer-client-id=7 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2948

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1284

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
10d741f7521e9ff81c589035001dd346

SHA1
f0be43e4cb2a301ea973fc2e7ea082786da838a1

SHA256
d35d640d4d61f071c4b6f92b14c34487fa1b7c82ddae422769b0bd26e917aa8a

SHA512
455250d69a9320debd2c238a6a1f6fc72ee93374ad62073b9ed7dbfaa470333d0c853f8e01a6f3d789c89eae9ce5cf48d04758e09c8dcf33d7e7f56d03868a5b

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
memory/4532-28-0x000000000B150000-0x000000000B171000-memory.dmp

Filesize
132KB

Download
memory/4532-26-0x000000000B150000-0x000000000B1A0000-memory.dmp

Filesize
320KB

Download