9e79ed4764b17db8495151f88a1d1e70065d5234e65fee159c19879586a14126

Analysis

max time kernel
141s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2023, 06:21

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General

Target

6L8TEF7SMY7HKLXYM44ZTVOB.pdf
Size

169KB
MD5

48ee96a3c1e3a6c5b447e0a713313dda
SHA1

b14f2103faea9badeb760431ab7d765dce153ab9
SHA256

9e79ed4764b17db8495151f88a1d1e70065d5234e65fee159c19879586a14126
SHA512

246940769a768eeec4bb6bcdaadd711d48aad1c8f280711492eb4d1291e4e1fef35b52937d4d142575569182c293b8bf90da9e606586c7298b77f18aa69a647f
SSDEEP

3072:e2cw5eCEdA26JHqhvAAkzlPpmxOHLg92AT9KXtjNWQjCFjrMgRr+Kjs:3cxCEdWJH8YAmZpwOWREtoQelnyKjs

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-1-5-21-3027552071-446050021-1254071215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1504	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe
1504	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 4932	1504	AcroRd32.exe	87
PID 1504 wrote to memory of 4932	1504	AcroRd32.exe	87
PID 1504 wrote to memory of 4932	1504	AcroRd32.exe	87
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2204	4932	RdrCEF.exe	90
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	RdrCEF.exe	91
PID 4932 wrote to memory of 2660	4932	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\6L8TEF7SMY7HKLXYM44ZTVOB.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:1504
- 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:4932
- - 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=555F1EA282F499E688ADF1DE6C31A41D --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2204
- - 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=B3A6D36F7CCC1BE7CD4D84C066F7512E --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=B3A6D36F7CCC1BE7CD4D84C066F7512E --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2660
- - 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=9174DF9755E8BC82293CFEE25FFB4504 --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=9174DF9755E8BC82293CFEE25FFB4504 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:720
- - 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=AF3D29EBA981031D0C207B0A034720FD --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3832
- - 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=80F593CD1B5014E52498DD68400303DF --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2436
- - 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=9319DECDB111CEA2BAB84EE4FAF683D5 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4888

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2604

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
34bd74db9be763d408d29bb4c6316b7a

SHA1
8d9d84dfa7a758929dfffde4309d4b136a9ec83d

SHA256
ebd066a7f7be80b118628496ad6c6487b021aaa75da97e0bf66665af75613cc4

SHA512
793052c272a9ad3fced371b8843830d6a6e703d23dfb8cdb77417572f8927c78276f07eb04a2a8a4aa4ea77b44013314d52fe4fc85214a755685db3f4adcf38f

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/1504-150-0x000000000AA10000-0x000000000AA3A000-memory.dmp

Filesize
168KB

Download