e353035e03f1d5e74719a84a5ca7503dab1b6fc366dd997277ebc98edf2fdae1

Resubmissions

11/04/2024, 12:30

240411-ppntjsbe68 3

11/04/2024, 12:26

240411-pmmhpsef5v 3

Analysis

max time kernel
293s
max time network
279s
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/BRAZEIRO/BRAZEIRO.CREDENCIAL.pdf
Size

7KB
MD5

1be9b2a2180af03803cafa5475918084
SHA1

4115eba2b0e8a07fb28ea2a0ee6914964845a939
SHA256

a31a9a89698612b4adec0c91a964d19207bef282f5cfb4d1bfef844da7807dd7
SHA512

ef77361749ef83f4036a858291a263fed2a83b65770045426eb02c020cd51e6da04647e6b3ef69a6b2a219b11923eec2dc0b5e1d0ced04d76685b232844a67da
SSDEEP

192:fHa+Z0Vnoq8OX5Ynu4LlsesfsGsyLQLxcw:fHa+Z0VnEqYn5LaeCVPLQL6w

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-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2848	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2480	2848	AcroRd32.exe	84
PID 2848 wrote to memory of 2480	2848	AcroRd32.exe	84
PID 2848 wrote to memory of 2480	2848	AcroRd32.exe	84
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4060	2480	RdrCEF.exe	87
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	2480	RdrCEF.exe	88
PID 2480 wrote to memory of 4380	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\BRAZEIRO\BRAZEIRO.CREDENCIAL.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2848
- 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=C4916704FABC17F795796A8496DC34B2 --mojo-platform-channel-handle=1708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4060
- - 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=850CEF18937C1651D09ABC32C806DD4C --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=850CEF18937C1651D09ABC32C806DD4C --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4380
- - 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=F3B71252B5ADA3C589A251CDF2FB6171 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4808
- - 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=64EB7479C1631F9A75FDF6CF43A03435 --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=64EB7479C1631F9A75FDF6CF43A03435 --renderer-client-id=5 --mojo-platform-channel-handle=2192 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5028
- - 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=1DFF3E8D9EC19E60189F93D85EBD555A --mojo-platform-channel-handle=1864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4740
- - 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=3FC6A2F7E49B032501906AC40E03BA97 --mojo-platform-channel-handle=2236 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4448

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
717349afbfe9903a61d676a160380de6

SHA1
0e4b78685a6cdd877b067521a9e477e3d84da8bc

SHA256
59d9e19b7a0592643e9221ec603a27df5cc32f2923fca2230907796742ea5499

SHA512
9a4a363288d86ea9bd78c73c3b8d0ec7ef4a2f4c1da4d4c23d16a39257bacde20018a0d313ce0dbc618d83d6d7191c0bc6f9128e82130affa4a17d6c8f46df6e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
3e7a2413daadc3e3ae9ddec17cc036be

SHA1
b8582914feba02944e86f2fb3854043f58f32be1

SHA256
01027cf2b5357200ce0680bd4e73fe58c59d71f77f46469003c297b956132ada

SHA512
b79e68caf6da53b835e1de3f2caa0a25c082d9bc7b208289080e57e0610f468248c14f74b931e3b613c930c212985713db1bbde76409e606cd1029b67d52b7f0

Download Submit