8d3327513bd6c7c487551a3dd74af008321a0796058cd49a869a1cb6812bef43

Analysis

max time kernel
156s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 19:19

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General

Target

c6ab66c1192715a46dbe60fcdb64afed.pdf
Size

111KB
MD5

c6ab66c1192715a46dbe60fcdb64afed
SHA1

fff16a494d2f5acc413421739c70ebfd338bfbd5
SHA256

8d3327513bd6c7c487551a3dd74af008321a0796058cd49a869a1cb6812bef43
SHA512

b5534f5403fccb8e76ec5d5a95627d600455009dca5e1304384049fbacd49b68535fa874078ceef9a698b39a79a3bf121a4107abd900a468da459fa27d1b132a
SSDEEP

768:DsJWZSVsV1YPveYmYGbLB/vbQNK775BoQ4mijVJipEhiD6T+bIxp0sO9PGVigGZw:0

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2008	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 4640	2008	AcroRd32.exe	92
PID 2008 wrote to memory of 4640	2008	AcroRd32.exe	92
PID 2008 wrote to memory of 4640	2008	AcroRd32.exe	92
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2192	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96
PID 4640 wrote to memory of 4204	4640	RdrCEF.exe	96

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\c6ab66c1192715a46dbe60fcdb64afed.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:2008
- 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:4640
- - 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=49E54CE3662FCF92FF5F485A37102304 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2192
- - 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=C147F75227FD7EDFC1B4D6773AC4926E --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=C147F75227FD7EDFC1B4D6773AC4926E --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4204
- - 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=0D78AFF5D7C727C43B864995A6AA72B2 --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=0D78AFF5D7C727C43B864995A6AA72B2 --renderer-client-id=4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3508
- - 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=09FABC117BE161E6D650B3EC895FB69F --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4580
- - 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=73B544FC0691339317CB47A463B9F976 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1980
- - 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=C38F2BBE70957F795C971D16F8E5DB15 --mojo-platform-channel-handle=2764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1824

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2204

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
6371542c18da97a00295724712f94e02

SHA1
c1134e5f84825e9163804aa2a40d7c75b647e2dc

SHA256
d56ad343f3488b8e9cd8ba418bbe984c6a5000e3634f81b8fe0eb7a31468a911

SHA512
89620e826567210d8bb3073b01ed29a6a8dc5553a8a671992947393a3bdcea0e431c8655f52c0dff2101fd4b7e5879aa6e8a0274d118cc4902650a58351c4122

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