e371a8a1e5c62dfde75f0c22660e693194b936c05827ccbdae19b3ef8052b67f

Analysis

max time kernel
140s
max time network
144s
platform
windows10-1703_x64
resource
win10-20230703-en
resource tags

arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
submitted
18-07-2023 14:41

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General

Target

Invoice17108.pdf
Size

45KB
MD5

7884a5f8db43a880ce3fdb38e8de5950
SHA1

b65fd95a1750a673fe37b48caa1eab6d0fcf3e1a
SHA256

e371a8a1e5c62dfde75f0c22660e693194b936c05827ccbdae19b3ef8052b67f
SHA512

0ee3d10ce9b20620814e6016764643566b6e1f78457e0d38dc58a5ab4c7255c8dc218f1dadf3f321c93216aee9d1bd8f65b02162882af573f9459a15742e782e
SSDEEP

768:Sg4ny/AYDPWiq/5P8elaQcatIsfNbN3u3hXWN1znnEEjlodBwX:Z4ny/bDPWiq/5XaQcaCsfxqBWXnnE9UX

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-1-5-21-2767205360-3565838719-3800013281-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 4156	5096	AcroRd32.exe	69
PID 5096 wrote to memory of 4156	5096	AcroRd32.exe	69
PID 5096 wrote to memory of 4156	5096	AcroRd32.exe	69
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 2328	4156	RdrCEF.exe	70
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71
PID 4156 wrote to memory of 3084	4156	RdrCEF.exe	71

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\Invoice17108.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5096
- 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:4156
- - 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=4C4D217D052D3A3C42E50235193804A6 --mojo-platform-channel-handle=1620 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2328
- - 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=65D0ABC977FD36E92443B1CAC5201A20 --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=65D0ABC977FD36E92443B1CAC5201A20 --renderer-client-id=2 --mojo-platform-channel-handle=1636 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3084
- - 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=9AEAF5C1804C5183A5BD4404F882591A --mojo-platform-channel-handle=2216 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4180
- - 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=535722D866ED998F2F3FBFEAD07FB802 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4060
- - 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=3F9E150E8D9EEBE957ADC09B1A0CE567 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3860

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

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Downloads

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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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
4aac0beeb7083d50618998f1df0830ed

SHA1
b5b61842a7807f870efe905cc6f4b2eddd199a5c

SHA256
cb0f7a2be241af93ded36a982cc2b88f060ce1f855466c8278bba63bd592a520

SHA512
998ecc76b8bfc7d28ebce70d57037a1cc49aad659f12b7bcd82240e0156727121dace8e4f176c8b5d90f17212a75190c7d120ee1e7325e30ff528a2d0a3ebd7f

Download Submit