7f09b51ff15a7ba072d408fd542fde37a10abf07b6bbef7ab1ba05fbe99f841f

Analysis

max time kernel
141s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
16-07-2023 06:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

202112_Account Transcript_GARB_104804048214.pdf
Size

26KB
MD5

acd30c80b5ecfd9ff4291c43ecd67b34
SHA1

1bccf33ae269801f566518bb06d8a307707934dc
SHA256

7f09b51ff15a7ba072d408fd542fde37a10abf07b6bbef7ab1ba05fbe99f841f
SHA512

8bee007f5fff74959b6db4a198b2ec6ea299145633e3fc8547fbe04d03514cf8d324b1c3a1099a09440c923cf1b8f213d46c178f42f9edcf74876142dce9da3c
SSDEEP

768:KIk7WLg/aXP/ukNn4O5U5shPr77JQjGrn:xKJAdn5eCr77ij4n

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-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1848	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe
1848	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2728	1848	AcroRd32.exe	94
PID 1848 wrote to memory of 2728	1848	AcroRd32.exe	94
PID 1848 wrote to memory of 2728	1848	AcroRd32.exe	94
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 4456	2728	RdrCEF.exe	95
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96
PID 2728 wrote to memory of 764	2728	RdrCEF.exe	96

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\202112_Account Transcript_GARB_104804048214.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2728
- - 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=FD6453C50B6F0A01C434809551D36813 --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=FD6453C50B6F0A01C434809551D36813 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4456
- - 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=35AEA06DCD3E20AA422FB32723C73E8A --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:764
- - 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=C1523FA7A0954280EDC6E0CD1C15918A --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=C1523FA7A0954280EDC6E0CD1C15918A --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:384
- - 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=4DB2E21617007E0133D2C676639DCF8D --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1548
- - 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=CBB0D5A3985168DEC30F9B76C7594E3B --mojo-platform-channel-handle=2084 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5072
- - 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=28A49B60406FCB83803C5DBA79D1DD15 --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4972

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4808

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
dd15149c7abedf29e07841375f82527e

SHA1
08f38c3732a338e84b36c29cf5dcd32953753953

SHA256
fc572e7da2cb70aceec446639cd5ac97d633093dcecea03b65aa079e768cff88

SHA512
eca1a34c2a8b95eb60206af4e2b5a11f3fedc94b59c69646c87a31996294125c11844672526c771ef645ede2acc474088f064bc5835787193e8cb46fa0258251

Download Submit