f7c753b43a9dd03a388e57237a14861e28db225e6c11ad3ea04a80143aad8a71

Resubmissions

30/10/2023, 12:29

231030-ppdctaeg32 3

30/10/2023, 10:24

231030-mfdacacc6z 3

Analysis

max time kernel
294s
max time network
268s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2023, 10:24

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Report Analysis Logs

General

Target

PO_300000001553044_BNK-295980_0.pdf
Size

162KB
MD5

3835991bd0f023761f0b99ad41264624
SHA1

d8ecbb5c589eb84e8e9559fe43bef792bd84f54a
SHA256

bc1fbda98617ad411a26b19830af4c1800a9564db859c77cefd9ea1d61026b4a
SHA512

5d72627c4554e7cba36ce5c393a6e5aaac39b5f956aced0d808506693f611344d2c72ca2812af7663df6bfde83eee77343b54973d43044cf83c76a08ade768f8
SSDEEP

3072:Y7eaPHfENBbrLxrMbcmNvzUXGuy9N4MkGlYC92aZ7Gt0p2G+4YMZ27dVL6/Io:YfPsNB/8cj4VnkaZq0Mv4RWVL6/Io

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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2812	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe
2812	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 1796	2812	AcroRd32.exe	95
PID 2812 wrote to memory of 1796	2812	AcroRd32.exe	95
PID 2812 wrote to memory of 1796	2812	AcroRd32.exe	95
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 3288	1796	RdrCEF.exe	96
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97
PID 1796 wrote to memory of 4000	1796	RdrCEF.exe	97

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\PO_300000001553044_BNK-295980_0.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:2812
- 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:1796
- - 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=2B107C8571DD6F817A969EFB5A018FE7 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3288
- - 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=93C143846F7499FB8BB0EA9B9A5C34C6 --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=93C143846F7499FB8BB0EA9B9A5C34C6 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4000
- - 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=72CDD815A190BB3E3F8F58B868F299C4 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5000
- - 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=EC873AB57CC0E5DFBF879E31D13CA7FE --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=EC873AB57CC0E5DFBF879E31D13CA7FE --renderer-client-id=5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1200
- - 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=D35CD8721F24AF564764DD2C0839B421 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:316
- - 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=611AC6E06562456EEFC4624FCC18F9E7 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2032

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
8d8b0e25e5328be00065fccc0dde21ef

SHA1
783959af8f9ee5ac891bb0b517fef675656d8f31

SHA256
20c3b8cf5d2dabb26fd5734b8576ae0e47e3c14446db92346a10be727c920ced

SHA512
2a32e759a7a68dccd8fbf4a0a3d9882add892fd48e3daee2a2f4a2d28bba87e7ed22d51100ffa72dac80a3239e9411a39be7fc1dedbd82cc590ec1fbb6d9c9c2

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