c9b3ab208850e34dbcc25c984e036728965a241e8908100ffaa4f8458f69eec2

Analysis

max time kernel
147s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 12:20

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General

Target

c9b3ab208850e34dbcc25c984e036728965a241e8908100ffaa4f8458f69eec2.pdf
Size

421KB
MD5

5c9eb44a3308965be9919375ff75c028
SHA1

e7a48fcbc9fb5d586fc41f1ff6daa1dd10d0ddf4
SHA256

c9b3ab208850e34dbcc25c984e036728965a241e8908100ffaa4f8458f69eec2
SHA512

b5d8457e9539554ffd6303e0712ce4e1970e9188925bd446c834b278e761c94c759b096d81e38b4695e6781e1daeb239c1bbe61295d615f0c12708aa04235bf9
SSDEEP

12288:wvnoL8jjiI1bla3y3RUGyhujrCiIhUfQNd69:wvnouZc3ynONu

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-1-5-21-4092317236-2027488869-1227795436-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2680	2592	AcroRd32.exe	89
PID 2592 wrote to memory of 2680	2592	AcroRd32.exe	89
PID 2592 wrote to memory of 2680	2592	AcroRd32.exe	89
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 212	2680	RdrCEF.exe	90
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91
PID 2680 wrote to memory of 4780	2680	RdrCEF.exe	91

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\c9b3ab208850e34dbcc25c984e036728965a241e8908100ffaa4f8458f69eec2.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:2592
- 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:2680
- - 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=2D04D53861C38FC9786976C8F5E42BAC --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:212
- - 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=1AAA2155D2059B7061CE3DA951C8645D --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=1AAA2155D2059B7061CE3DA951C8645D --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4780
- - 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=B5D7AF8F953FB267A1732690749BB6D0 --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=B5D7AF8F953FB267A1732690749BB6D0 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4936
- - 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=9562BF44F5CEDE79BC07802B4F92E45E --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:412
- - 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=EB31D923BA1D7B8A122780698AC3393E --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2540
- - 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=FE828F3762BE20699BDC70FAF1096BF6 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3524

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3020

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
bf494f8c581c763e6bbf2ae4d6ce38ca

SHA1
e7b664ba4040dced0c312a8463ff0aa9e066c0c6

SHA256
38282e44fc6a0820a83787613ff44c56c3c0c12eed892dfd1c8b72db18147beb

SHA512
7b194fb5b47eed83eab72514823391c95a97ef294517d4e208b131d9e6e1cb565228c5ad3116eb4c7a8762a7410897a1f96dece61ea749d17b35810f352f6224

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