6d397cf24ebc09a5fb11f2a581bb1d6f6186e4aabdc374d0fa0edbe2a389a058

Analysis

max time kernel
80s
max time network
73s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2024, 13:24

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General

Target

Original invoice.pdf
Size

42KB
MD5

0a0800c890f5aca1447f8125660a73a9
SHA1

e752e6f696100437613874d26508932ca38bdacd
SHA256

6d397cf24ebc09a5fb11f2a581bb1d6f6186e4aabdc374d0fa0edbe2a389a058
SHA512

ce203bc5465b7dbcde0953cd52bd12038feec2d60545e4b42060a0c37ce414a29866e88b145c0e5aab44f032ffd2d25d2e398c522a0d0afc2ca533f080a127b8
SSDEEP

768:5o1XhLhB7L/t1pMYywMIat/W25tcN0kHaIMisH6re/Q5FFRCkgJQw:5wV/t1pMs25tcOaahRH2e/Q20w

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-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4320	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe
4320	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4320 wrote to memory of 1936	4320	AcroRd32.exe	87
PID 4320 wrote to memory of 1936	4320	AcroRd32.exe	87
PID 4320 wrote to memory of 1936	4320	AcroRd32.exe	87
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 1536	1936	RdrCEF.exe	88
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89
PID 1936 wrote to memory of 2668	1936	RdrCEF.exe	89

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\Original invoice.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:4320
- 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:1936
- - 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=E745E284D2B4F288F4A11BB0615A54F4 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1536
- - 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=AE8A04C91390AFF4B24DE072EB64F8AF --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=AE8A04C91390AFF4B24DE072EB64F8AF --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2668
- - 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=CCFF33524B6E3BEA0371211F9E626B9B --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4324
- - 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=AD6EE18C16795ED46D9DC451D2984D4E --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3364
- - 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=3B68C61B4F8DCB348EBF421B74D1A70C --mojo-platform-channel-handle=2496 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2456
- - 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=4369F7A999F3427CC825D3FDA1564540 --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=4369F7A999F3427CC825D3FDA1564540 --renderer-client-id=7 --mojo-platform-channel-handle=2612 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1748

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

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Downloads

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

Filesize
64KB

MD5
9e9942faac831e85e40266f484dec0fd

SHA1
7b2c7ddf287755b1ad3386722caab094bbe616ce

SHA256
de347587c0fb7ce2d9bbed4048792871ae18170de71c3af718a85217bd0fdd35

SHA512
2d8914d89dbe633a71b11ec4ddcc3549291f449dcf4a5b8d551dc1a4cd320677323f56326b93c7955d5279cdca8eeabcd9032a07ca418d47dbeade7d366854cf

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/4320-125-0x000000000AA00000-0x000000000AB4D000-memory.dmp

Filesize
1.3MB

Download
memory/4320-123-0x000000000AFD0000-0x000000000B6C2000-memory.dmp

Filesize
6.9MB

Download