e353035e03f1d5e74719a84a5ca7503dab1b6fc366dd997277ebc98edf2fdae1

Resubmissions

11/04/2024, 12:30

240411-ppntjsbe68 3

11/04/2024, 12:26

240411-pmmhpsef5v 3

Analysis

max time kernel
300s
max time network
275s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/04/2024, 12:26

Sharing

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Report Analysis Logs

General

Target

2.1 PERSONAL/CEJEIRO LEONEL/CEJEIRO CREDENCIAL.pdf
Size

7KB
MD5

33db9556f569432f8aa0c78316bf6f6e
SHA1

7bcb888cec7e9a5ee65f09878c06eaf028fcd49d
SHA256

165f4ebfcf59a7dc013752a4a5e3d8d3712c9fbe514b802a1e33ba5113591b81
SHA512

8be989341676f80fa873b1f51a1ccf2e47fc6bdffaf40ce02ecf624a50c0c7098f50f4d18fa12058cf2656c2140fef85c64d577872968b25f5b176a35c1215a7
SSDEEP

96:fHa/C1Z0VnoYjL7Pg3NKA6hCsfP3DCLlsesfsGsAVLQLEZQTO:fHa+Z0VnoLX6hDCLlsesfsGsyLQLx

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2044	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe
2044	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 2480	2044	AcroRd32.exe	85
PID 2044 wrote to memory of 2480	2044	AcroRd32.exe	85
PID 2044 wrote to memory of 2480	2044	AcroRd32.exe	85
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 3944	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4788	2480	RdrCEF.exe	88

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\2.1 PERSONAL\CEJEIRO LEONEL\CEJEIRO CREDENCIAL.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:2044
- 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:2480
- - 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=4AF4CEC26722F25F7ABD95B713610224 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3944
- - 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=6499651E53DFE59F427D73FC198717D7 --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=6499651E53DFE59F427D73FC198717D7 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4788
- - 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=DD84E77E9A9C6D11A7826F17F1DDB8C8 --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=DD84E77E9A9C6D11A7826F17F1DDB8C8 --renderer-client-id=4 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1956
- - 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=FB006C2EC046865E3E0D5875BBA778AE --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4684
- - 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=9FDC2030D8878983741B22B60E0FC98F --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1788
- - 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=CBF98389CEE8504643CC77EF40FCB1AB --mojo-platform-channel-handle=2496 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3088

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1612

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
3e7f5e1ce480b86830e40264aa440691

SHA1
dbfdb108bcf8416fa8f9b8a34303fa85e7bf61f7

SHA256
2c2b2c8a36195f8e9fd9a9fa01988a14664dfab9a6f8403e07d1673b236963c0

SHA512
3e77b7ad07224af541bc5d32d6e5665e9266bdc5a0b254357aa375cfde699310509e2fda145e70af48646079084c96d03b6206480ca3098cda0df87c1ce1b6a1

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