9dca05d456e7a2f665bc3d92c883574754718441a6075de6d09a918e67ae1035

Resubmissions

19-07-2024 13:39

240719-qx588sxcnf 10

07-06-2024 19:08

240607-xs7d3acc41 10

Analysis

max time kernel
92s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
07-06-2024 19:08

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General

Target

paypal stealth.pdf
Size

373KB
MD5

61406112e7319aa050b000ea0c51bdbe
SHA1

01719f71f167d7eca75608d2b334d5f581646af0
SHA256

eeeeb3386414e348a81ad42eb2dcacbe9a2789a25ccc1d6aacd3c6dc0b8ff50f
SHA512

c62e640f0c49afb06d6ac799280bfa5661477b80c502f71dbb7841f517afb565c5c5c1ccfac6c12d33d3dbb0eb41d25de7618397ec3f78cca0ca5f42577fccb0
SSDEEP

6144:ges5xtRuyQ55VY2hpW02Yo38ZoFkLAUL3wfsvF3lpgHs6Tzwk/gYfkh:4tRuTS02D3IM2wcF3lz63wqgYfw

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid	Process
624	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

AcroRd32.exe

pid	Process
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe
624	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	Process	procid_target
PID 624 wrote to memory of 1520	624	AcroRd32.exe	86
PID 624 wrote to memory of 1520	624	AcroRd32.exe	86
PID 624 wrote to memory of 1520	624	AcroRd32.exe	86
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 2612	1520	RdrCEF.exe	89
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	RdrCEF.exe	90
PID 1520 wrote to memory of 4596	1520	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\paypal stealth.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:624
- 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:1520
- - 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=A623A1D534675C0774C2046A91247D0C --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2612
- - 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=9625572C0C9A06E1E0B56FEAF251FDC7 --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=9625572C0C9A06E1E0B56FEAF251FDC7 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4596
- - 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=C805736A1D439A502FF4058F59CEC4C3 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5044
- - 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=860343A38FF0D3108AF31A3AC57514FB --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=860343A38FF0D3108AF31A3AC57514FB --renderer-client-id=5 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2036
- - 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=1D05F11BB8470A7CE157C554D7027D11 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4912
- - 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=9C94BBA208BB440DF9BE3B909542CD06 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3660

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
09fde1969de00f7b18590057d0ceb6c0

SHA1
9a8c48c3d568061b8bc7205db512a6b7f7c4122a

SHA256
52202aba758c81fe515508834c782402284ce536b4c10bc321b974c3daeba5cd

SHA512
7668c6ca812063af1b47c9aacf4596564f494892ecde5b8c17b901e3bd5d636d4f29b0191cee4ed261a257745f4f1635c70e8025191e75ab586ead4e609b776a

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
d81706f9300e8f9555e3da2fbe542b81

SHA1
3c0555c3e1deaaf0b20219ac45012b26e45daa7e

SHA256
9cc257220e5c65bcd29656484d6bed599810a8585c99178738754ecc4465abed

SHA512
19eba160bf26ede8c0fa5767a8187c6a9fa2644f8ddd05566190f17dbcb2762dc695eff0e06e091857bd48d1e733f5c4d6cc608b18a33f028dd29c0f069f4cc8

Download Submit