177cabe2901ee80d569c5901e6122eca96bc028826253a1c1946663a7636c916

Analysis

max time kernel
145s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2023, 21:29

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General

Target

RC224619509.pdf
Size

53KB
MD5

5bcf54b6411753fd2638157a08e2d1d0
SHA1

e5c4c5ceb99d3ef1bce2e10d559842437069c1b2
SHA256

177cabe2901ee80d569c5901e6122eca96bc028826253a1c1946663a7636c916
SHA512

6f35ccf496bf61495c3eb5ff064f2232ee35e066e433faa40673f7e04a6a89e38ae3af40a61d16735d7e8fa0da5b259c8ef9b04ac0b347c3b8202d8037ea2c0c
SSDEEP

768:UzT26MthsotLvafuqbDtieWrM5IRs7oCJ26BIL0Tltwxx5eYOBHhWpOJWFRn2//i:m26Mthso6aaMw2GE

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-1-5-21-1141987721-3945596982-3297311814-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2164	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 1864	2164	AcroRd32.exe	88
PID 2164 wrote to memory of 1864	2164	AcroRd32.exe	88
PID 2164 wrote to memory of 1864	2164	AcroRd32.exe	88
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4844	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 4644	1864	RdrCEF.exe	90

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\RC224619509.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:2164
- 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:1864
- - 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=D5BB794A093121C27D55ED24A1F2CD7B --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=B8848BF5314D5A5892B21BEEB8215C06 --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=B8848BF5314D5A5892B21BEEB8215C06 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4644
- - 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=23E2B0B4DC0AAA368C9ECA16939B40A1 --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=23E2B0B4DC0AAA368C9ECA16939B40A1 --renderer-client-id=4 --mojo-platform-channel-handle=2192 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3204
- - 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=8F78E70850C1CAAA1AEE1BA58D09BE1F --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1304
- - 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=070CF877CC8B1C9116A23320F3F11B64 --mojo-platform-channel-handle=2744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2708
- - 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=3E7E1BAAEC20EEEDE51B54E0994B6CFE --mojo-platform-channel-handle=2628 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:468

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3352

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
30641689017962b78e877f776540fad9

SHA1
1f9eb497cc201aa07efe0410d29fc58bee6fb030

SHA256
968a29dd0dc6b98d31b0ecb8a17890f3648c9ed4029f0e122e675158a21451ed

SHA512
9b74523269f7ff550ba299e4dd273b57729cdbf3e1be87f9c8ec4b2509b639a2cf64b24f63e52ffa64c3022303477053e32805b99994dc9a776de6d0f76d1aa8

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
memory/2164-129-0x000000000ADC0000-0x000000000B06B000-memory.dmp

Filesize
2.7MB

Download