583feea06538dafdcb84c84722b337bf945259c0d1cb9d1e5773e4b81d1638f4

Analysis

max time kernel
141s
max time network
139s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
13/03/2024, 05:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Samples/Sample Output/Logo With Transparency.pdf
Size

10KB
MD5

49840fe0a23c5fd79853846e4a1522ca
SHA1

71ade768d134d46f33de213e279de2eec6a02000
SHA256

ce635bdbb09c0c33efc3667cd73978be1cf02c9787ff2c570f28012f0d40c0be
SHA512

88cea03d6dd102e6111ef6f2e57bc88afe233c02770c30b7f301a59e12386a392a3b8c8dbcc795bb8b9e8a78fa854ccb847b9c88dcd0c7e99c81feb10292dc3a
SSDEEP

192:E67ROPKRX6yFk3FwLUnvkxVIndARK/+b2O/WFAInk0l6NBw9wk6hzPLuWO4Oc+UC:DpRXiCJxVImW+B6nsv53BuWO4Oln0n/e

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-1-5-21-2930051783-2551506282-3430162621-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3544	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3544 wrote to memory of 1708	3544	AcroRd32.exe	77
PID 3544 wrote to memory of 1708	3544	AcroRd32.exe	77
PID 3544 wrote to memory of 1708	3544	AcroRd32.exe	77
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2460	1708	RdrCEF.exe	78
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79
PID 1708 wrote to memory of 2456	1708	RdrCEF.exe	79

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\Samples\Sample Output\Logo With Transparency.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:3544
- 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:1708
- - 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=6C72B1DB2AA88FBC81D475040B036EB5 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2460
- - 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=76A41DF9F18D8DA857AD7A85D406B147 --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=76A41DF9F18D8DA857AD7A85D406B147 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2456
- - 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=B15909070C7824FF2083203F08F2B74A --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4832
- - 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=98F277F4D68EB563436FFFA565DD93F6 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2932
- - 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=683DB15FFB6788857202BA0F8ED68686 --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=683DB15FFB6788857202BA0F8ED68686 --renderer-client-id=6 --mojo-platform-channel-handle=1980 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:988
- - 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=12379DF09BC5A46BE2E7E487667BB4A2 --mojo-platform-channel-handle=2728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:964

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1648

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
84d46cc7cd5ac5b4783558946bb7a63d

SHA1
91f533162a8c05e60e3cafd41324127baa9be35e

SHA256
a0d5e92f4fcdddd5b1fed6383276400c703a12adeef44f8e43da573c3f83cc3a

SHA512
a0d6dd3fb40ae87989a8c0fabe3e3c17cc9ec78e89909db68f3865e871f58be5dc1ab724093485b4c8c0a91a9b5b9b2ca6c377d02e4d46d0ec90aa9ff36cb9bb

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