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

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Report Analysis Logs

General

Target

2.1 PERSONAL/BLANCO GUSTAVO FERNANDO/BLANCO.CREDENCIAL.pdf
Size

7KB
MD5

f74924a1bae3f8ec2b4263491b06d2b5
SHA1

e05a30eccf40634a04a753899fc1ede1ece6c988
SHA256

5acd379d24aeaf0df8d8adf1e32cc689ff08011e97e1fb793310e1bc9e8e3676
SHA512

b9a8a00dd37b9a93f3a0617677019499acab0ee44456f73a700975dd7e6e1b37fb7ba3f95f2ff00f74a3d473740a8fe528e98a21bd743a3b40031d040ba258e3
SSDEEP

192:fHa+Z0Vnoh2wVt71LlsesfsGsyLQLxaXXX:fHa+Z0VnWvLaeCVPLQLUH

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4108	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe
4108	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4108 wrote to memory of 3804	4108	AcroRd32.exe	89
PID 4108 wrote to memory of 3804	4108	AcroRd32.exe	89
PID 4108 wrote to memory of 3804	4108	AcroRd32.exe	89
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3284	3804	RdrCEF.exe	90
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91
PID 3804 wrote to memory of 3108	3804	RdrCEF.exe	91

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\BLANCO GUSTAVO FERNANDO\BLANCO.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:4108
- 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:3804
- - 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=F8CB54133F05859389E356552882250C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3284
- - 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=02434BFCA5CE917A1CCB51AF68F64247 --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=02434BFCA5CE917A1CCB51AF68F64247 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3108
- - 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=000F512A5AB4E2668707A9E4B28F9966 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1528
- - 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=8F3D2ABADD8486FBC1A27C26AB67D0CF --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=8F3D2ABADD8486FBC1A27C26AB67D0CF --renderer-client-id=5 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5064
- - 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=BDAB4E11F0D1588A71889DFBB0CB7F38 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4360
- - 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=95BA2C584E7EB6DEECBBDBB397B7C1B5 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1456

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1036

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
59f5c78f30d6222d68e9b9d6c859a2cd

SHA1
be72c140cb29cd7c38bbf0ed79b4d126d4d13568

SHA256
f56386c1b391bf6215759dc4d547b8020952621918bf3fd7d2286410efd7a7d2

SHA512
3b9210194dbdbab0ac7e229dcafac533792b314f01eefb0e3b0549aabe3b069acd45e813137c9eebb5aa4cb88264c4145b073fce9139895ba5cf0753782994ae

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