583c41f0a419efcea2995b944ea97ed54e35b715959d5aca9059e2179caf506c

Analysis

max time kernel
150s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2023, 15:43

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General

Target

995GIPMEZCLDT.pdf
Size

39KB
MD5

7066498b1549c93c3884ac4cc53541dc
SHA1

8d50d2dfbc7b09c8a592f12f3551b0c429678651
SHA256

3d2fa158c273ad19e1e46b8d6de98c0daa4ebb81b71570be0d0e4c9326059343
SHA512

a824188b1f3b9bcd0eff7bf9ddb2038973a902ba4b6a3104658d551bdaa2e43b402eb1276314d61b678fdc8f8b4ae7d8770904ca263da94b2e1d07c809186629
SSDEEP

768:wvzMkg28thjw5ftC2asPkg9papgL67NZIaQkj7dR7sTqibO8:wvzMkZ6wZG/g9SgW7MkQmsO8

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-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2196	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 3280	2196	AcroRd32.exe	88
PID 2196 wrote to memory of 3280	2196	AcroRd32.exe	88
PID 2196 wrote to memory of 3280	2196	AcroRd32.exe	88
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 5100	3280	RdrCEF.exe	89
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	RdrCEF.exe	90
PID 3280 wrote to memory of 3736	3280	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\995GIPMEZCLDT.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:2196
- 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:3280
- - 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=565E4B648E9F65190DCE616C7D6A0B2D --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5100
- - 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=FAFCAF673E1DCB7CEAB31312030EA191 --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=FAFCAF673E1DCB7CEAB31312030EA191 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3736
- - 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=13563CB36997BD2D5013409B4ECF7840 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4108
- - 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=4DA6C4E0597BA6D7B0AE76831AE95ABB --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=4DA6C4E0597BA6D7B0AE76831AE95ABB --renderer-client-id=5 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3332
- - 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=AE61D2DFC1AD36FD3640C1D8E0080F0C --mojo-platform-channel-handle=2764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4452
- - 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=4057E5462712CBFD1273741D667CC36B --mojo-platform-channel-handle=2884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4960

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3784

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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
4e0178a42e60a5fe08f6a0f0bf46e372

SHA1
c68780b5d90737196f9924991ae027553512f43f

SHA256
3928cdf6c27850351069db089e78ee9dbc96c74b5814bc8383aabb4d519b0497

SHA512
724d11953aac1c2fb20ca07efd91a686edc2f7fcbd9708334ea1537ad7d90c3fddadec09cd11a54a2d9cdb29bc74b62d1211b5de6c527871c3cb3ba88feddac2

Download Submit
memory/2196-261-0x000000000A130000-0x000000000A180000-memory.dmp

Filesize
320KB

Download