3d7c836376d279f274dab15f5fe3ef02c9bdcafa09fbf1401580fc08a10b38e7

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 04:27

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General

Target

63f045e203dfa770c426928d81114097.pdf
Size

35KB
MD5

63f045e203dfa770c426928d81114097
SHA1

9bb7be27c70a44ff82227f4e187a5459a478b0a8
SHA256

3d7c836376d279f274dab15f5fe3ef02c9bdcafa09fbf1401580fc08a10b38e7
SHA512

5a4da6fee98c7ad01f4808debc18b7ccb2da4dcfcfa383095dbc397fd015e2846815cf436c912ecc104c59395aa801ae88b4dd0bff7f8d64333e305693fcfa39
SSDEEP

768:GHTb9VzWstavETxMKwB+gBy6rMPncCjopQ3CRhSbGRTjNtSP:kTb9VKiMKwBPY6QboppRhRRTjNtSP

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5112	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe
5112	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 3304	5112	AcroRd32.exe	95
PID 5112 wrote to memory of 3304	5112	AcroRd32.exe	95
PID 5112 wrote to memory of 3304	5112	AcroRd32.exe	95
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 3164	3304	RdrCEF.exe	97
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98
PID 3304 wrote to memory of 2400	3304	RdrCEF.exe	98

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\63f045e203dfa770c426928d81114097.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:5112
- 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:3304
- - 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=26B7DFD10A6107435F36C87E0904B5AF --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3164
- - 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=FC9855E185FB0BAEC465E93D866A50B1 --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=FC9855E185FB0BAEC465E93D866A50B1 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2400
- - 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=56CDE733F4A14658BDBB9B5824FCB5C2 --mojo-platform-channel-handle=2196 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3836
- - 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=96BB3500E82C5AD6D34A82A6BD76167D --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3520
- - 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=4E1E854B5B83F1532C268558D32C6686 --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=4E1E854B5B83F1532C268558D32C6686 --renderer-client-id=6 --mojo-platform-channel-handle=2192 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4112
- - 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=777AEBF34609F9E92E8895984DC8BAF0 --mojo-platform-channel-handle=2368 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:336

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
4a13d89b4d2e0f60e425587aa32703e2

SHA1
a7cfebe35c5d5ea7d53701a6373d5109d125ec4b

SHA256
eb74731abdcb8929f31577290d28f94f37a4b60275e1ed30921f2cec332c12c1

SHA512
8bf3a29f96c9e85afe7917089e572112d603434565df30b5295b45d1366760f49f7c68bb960a9744227c0757a1147c3682cd66e08ec7af299fa25eab48b3b4b8

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