314b29442720d2286b04eabefd3dc4e74a588bcd87ca3727a0c98c7616d82ae2

Analysis

max time kernel
142s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 01:55

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General

Target

9a78400d92b6c162371085446bd8bb22.pdf
Size

87KB
MD5

9a78400d92b6c162371085446bd8bb22
SHA1

e52a8cb9a3ca8d618b1617d657c52d1d6080e8c2
SHA256

314b29442720d2286b04eabefd3dc4e74a588bcd87ca3727a0c98c7616d82ae2
SHA512

c25df8f23b5a274a9f2f3f778f874bf797bb5bf916aaa59fa87410a510a80260ed3fb150b21fdede8697734666f1ce0ebc7c4f27f19590e0b3a73ebb8b99a357
SSDEEP

1536:lSvpg7s5CDMQ7olJgQpdrRuUdKOio3bpbBwx4OIslWL0Hxld+WCpOVidsDkW:Evpg7sMQLgQDRuhoLnwOOlo0HPdTVidw

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3480	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe
3480	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3480 wrote to memory of 2328	3480	AcroRd32.exe	85
PID 3480 wrote to memory of 2328	3480	AcroRd32.exe	85
PID 3480 wrote to memory of 2328	3480	AcroRd32.exe	85
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4888	2328	RdrCEF.exe	86
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87
PID 2328 wrote to memory of 4236	2328	RdrCEF.exe	87

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\9a78400d92b6c162371085446bd8bb22.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:3480
- 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: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=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=50C132D13C5DF0DF5856DABEFB9E7149 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4888
- - 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=5ED63494D252C078815046B24E241B48 --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=5ED63494D252C078815046B24E241B48 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4236
- - 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=8AC143A63F777AAECECDF4676B8AC29F --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4696
- - 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=64CBEF802F10B3A885EB14BCB33AF205 --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=64CBEF802F10B3A885EB14BCB33AF205 --renderer-client-id=5 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3032
- - 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=380D2E7D994E63DBB93E1B8240D3BED0 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3528
- - 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=B9D4FFCC59DCEC1B1CD88464365ADAA1 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3484

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2416

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
319c6c738c14ac2491968f8f301858e1

SHA1
5e36e5cc05bf7dfc2e16442d7f8171346c56da29

SHA256
755bcf502e9054dacab4165eb966890584d07b917b8de78ebee00a942cd69a22

SHA512
60a6b7d16a3e4140b1bad7c0ed8137c61459620a6485fab5b49e786ed1281f9b65712e5aa53a088d292577d25bbe57cb77563307bd3562fb9e38519b8344da1e

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/3480-26-0x000000000C170000-0x000000000C1C0000-memory.dmp

Filesize
320KB

Download