d033c2edc69d9b0300382727b5cd395531fbdc12676527cb24c6cd15896f093c

Resubmissions

17/03/2023, 20:11

230317-yygk9sbg8t 1

Analysis

max time kernel
140s
max time network
203s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
17/03/2023, 20:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

BuroDeCredito/BuroDeCredito/-2PGGen7Eb6owUrs1e8kGkAZf.pdf
Size

32KB
MD5

b907063df80b238c99f40702bf87a87a
SHA1

17db45e53475d80ea5bfcc85c559d17b67bd5066
SHA256

45c63bf2c5bcb0208fdca99c907336713276e032d2acb5ea8f8c086618ac5b52
SHA512

5d1f47cfd8986affe781fcb8006cce5d2ea0475563b59b9fbc078638f1ea16ca1c4c5299637dbf33e97f12cb427fcd09da0ead84754a7d9688926244c55ea6cf
SSDEEP

768:NVh1nLmtSKVh1cXCiy++u3XXIQVh1Q/Vh1+KXVh1smnT:Lh1itLh1cS9u3nTh1Qth1+wh15nT

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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5040	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe
5040	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5040 wrote to memory of 4260	5040	AcroRd32.exe	87
PID 5040 wrote to memory of 4260	5040	AcroRd32.exe	87
PID 5040 wrote to memory of 4260	5040	AcroRd32.exe	87
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 1848	4260	RdrCEF.exe	88
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89
PID 4260 wrote to memory of 2624	4260	RdrCEF.exe	89

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\BuroDeCredito\BuroDeCredito\-2PGGen7Eb6owUrs1e8kGkAZf.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:5040
- 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:4260
- - 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=BA049D6DCDCB98E218D084A0EB3D021C --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1848
- - 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=D89F8ACAF2FACD1AB71E4DA5C96F57A0 --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=2 --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=D89F8ACAF2FACD1AB71E4DA5C96F57A0 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2624
- - 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=E0DE777A3894A3039C72C17555400D5B --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=2 --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=E0DE777A3894A3039C72C17555400D5B --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3588
- - 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=9841582771B2540403996AE2CDCD48B2 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2264
- - 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=CB95661677B29254C8100596E005316B --mojo-platform-channel-handle=2600 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1172
- - 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=9099EBE5599A0D95AE13A03B0909E62D --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4336

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3732

Network

MITRE ATT&CK Enterprise v6

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

Filesize
64KB

MD5
b0fdd2979d8b98abc8ff6c767d23950d

SHA1
834a063713e641d44558b12b2c958ab4d9d48589

SHA256
b6743d3d5841904a248f17775da36243190caae63db9e3e7256ad477625113e8

SHA512
ed91e0427fcea674fbc91258d628006348a806bc8b3d39bad2001f819e01702078aa0053e088693a54f5172e735ee1f8e5d968937c8421684694c99d24edddc6

Download Submit
memory/5040-270-0x000000000B3D0000-0x000000000B67B000-memory.dmp

Filesize
2.7MB

Download
memory/5040-271-0x000000000B3D0000-0x000000000B51D000-memory.dmp

Filesize
1.3MB

Download