69cbfeceddfa7d794a022c2f9655e291efc504a301c447f94295b603cd79f941

Analysis

max time kernel
153s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 00:44

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General

Target

08ef7a3aefeb2160b1386fab3ce2a8ae.pdf
Size

34KB
MD5

08ef7a3aefeb2160b1386fab3ce2a8ae
SHA1

757085024e53abde9c2d7e56f60741524d02eefa
SHA256

69cbfeceddfa7d794a022c2f9655e291efc504a301c447f94295b603cd79f941
SHA512

f7a60decdeb107b99302b12a61efabaec86cea0546c1140b22342fb8dd6438e1f06ac019863c8a3c5ace764c50234ea88a8a975eaaaf1208c17d46815008346d
SSDEEP

768:Ntt2SK1espHaCnDmkiiYv4cX4a0iO36xKGN+VrkaV84Qdd:R2/lHaCDmkev5oh36xJ2gaVEdd

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5096	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 4088	5096	AcroRd32.exe	93
PID 5096 wrote to memory of 4088	5096	AcroRd32.exe	93
PID 5096 wrote to memory of 4088	5096	AcroRd32.exe	93
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2340	4088	RdrCEF.exe	96
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97
PID 4088 wrote to memory of 2180	4088	RdrCEF.exe	97

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\08ef7a3aefeb2160b1386fab3ce2a8ae.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:5096
- 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:4088
- - 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=88F58C4D20416361E2FCFD1A3BB90BC0 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2340
- - 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=507C22F7FB8E312016D4CCF902D11678 --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=507C22F7FB8E312016D4CCF902D11678 --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2180
- - 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=A1F56AABE4B4585578027260FD0E2264 --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=A1F56AABE4B4585578027260FD0E2264 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5104
- - 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=E6E7BA9829F4A5710129677C9E434888 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4876
- - 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=8BA5CB662BFE1F06E60089EB8D8BDC88 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4184
- - 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=000156E1404F14189A9DC8194A14063A --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2560

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1904

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
71b44d8bb4c0127ec9eeafbb3109f5ef

SHA1
dbd745df0f824e8e08246696a5a63f3350c00e5b

SHA256
6cf15e8e5fbd1318f31b05d57738be1b52433c4be5e399b15dbc360873e57c8d

SHA512
921490214f901c7687f4c42b95b82f5b63476613bd85df4dbde4e397e3d4288286a0fe1bc2d62b4a4db8e0d4807a7588b5dfb1f9bc2f49031f3bbd37e0efc3df

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/5096-28-0x0000000009580000-0x00000000095A1000-memory.dmp

Filesize
132KB

Download