9c3dd40b4539a812baabc3b8e1cec9ae45a39ec8d799c1bd6e53d9d64a2366f0

Resubmissions

07/07/2024, 20:29

240707-y91taaxgjk 4

07/07/2024, 20:21

240707-y48lyaxflq 4

20/04/2024, 11:56

240420-n355bagg7x 4

Analysis

max time kernel
132s
max time network
141s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
07/07/2024, 20:21

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Report Analysis Logs

General

Target

Graillon-FREE-2.8/Graillon Datasheet.pdf
Size

1.2MB
MD5

1a002aeb0e728c249c15c01cb9d6b3b7
SHA1

c5f4b709a2147cdee87d067fb912c5b5c8967b9c
SHA256

b74f3bdf456155b6e7eccb1099653a88e9f3215a7e88b60c03451a4d127a408f
SHA512

ec869faa02323279087307821e0f9718992dc610df8f7ccb3c370101b6febd0af02b16ea6c453e537dca1af5d0c74b74d5ac89fc362a2f73c03dcd1002d2d9ca
SSDEEP

24576:z8Lj5F4nwiZImhMN+1wZXtgkNKFbbbyIqtQ9Fx3Q9/:zWjMZIvgONKFbny8FN4

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-1-5-21-1687926120-3022217735-1146543763-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3476	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3476 wrote to memory of 4844	3476	AcroRd32.exe	73
PID 3476 wrote to memory of 4844	3476	AcroRd32.exe	73
PID 3476 wrote to memory of 4844	3476	AcroRd32.exe	73
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 688	4844	RdrCEF.exe	74
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75
PID 4844 wrote to memory of 3576	4844	RdrCEF.exe	75

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\Graillon-FREE-2.8\Graillon Datasheet.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:3476
- 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:4844
- - 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=38D7D712B666ACD603C0FD31509F032A --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=38D7D712B666ACD603C0FD31509F032A --renderer-client-id=2 --mojo-platform-channel-handle=1636 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:688
- - 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=CAE270C0E416C0760CB254484451E251 --mojo-platform-channel-handle=1628 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3576
- - 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=F3FE3F4D7CDF48B618E264D070F237CD --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=F3FE3F4D7CDF48B618E264D070F237CD --renderer-client-id=4 --mojo-platform-channel-handle=2220 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1064
- - 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=B0FC0A5D7A169F57F8C7831227CA1DF2 --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1320
- - 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=6E84DC3D463DE002280EF9D4A957E9B3 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4560
- - 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=BB41CA06383E1681ACB948141637BA44 --mojo-platform-channel-handle=2836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4636

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
adb0e91a0c867a7f4766c5a2a0cdd51d

SHA1
f64faf9019c3a4f077e822f2d2009fbe62afb18f

SHA256
0bb90afde9cacbeaa58d757155ca3d7acccb012a80be87ddca730ce6871517da

SHA512
678277c1da267ee7962ece3ec4e61103ea4f02273bf2ffc8a31b901552d89f3f4c8d8ce1fe41533b3de45ef20407816d995f528b4a965cf01f9aadca4e857bb3

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