552d683174edf669a4d76a653f1a0c3de6681f374995b62eb728d859614fc129

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 13:12

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General

Target

2eceb4e6c0e72203a4ab03513f209467.pdf
Size

75KB
MD5

2eceb4e6c0e72203a4ab03513f209467
SHA1

7eb15e3aad1f12fd21978d7cc99f4746e8b04df9
SHA256

552d683174edf669a4d76a653f1a0c3de6681f374995b62eb728d859614fc129
SHA512

38dd241c6548bd007d78203277edde5c8cb2410abab30965f7d38736a49f625dcca34a0f1ffc817f7c51e5c0dc461e7d5398554cd00424b7ee264c21fc4dd7de
SSDEEP

1536:m2n8FhpjkWPCSdNwkKZtmprs9kwjOWnjj33KUgWdPwsWXpO/YtM:G+WhfKb39kub4W+0/F

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
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 116 wrote to memory of 1196	116	AcroRd32.exe	93
PID 116 wrote to memory of 1196	116	AcroRd32.exe	93
PID 116 wrote to memory of 1196	116	AcroRd32.exe	93
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 4720	1196	RdrCEF.exe	94
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95
PID 1196 wrote to memory of 3120	1196	RdrCEF.exe	95

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\2eceb4e6c0e72203a4ab03513f209467.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:116
- 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:1196
- - 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=4C74181C9FD8801D6AE909B05625E2BF --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4720
- - 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=BB4337A314DAA8187D724EA20FCD144C --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=BB4337A314DAA8187D724EA20FCD144C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3120
- - 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=51B8C6D15FB826E16B903297F12F4EE5 --mojo-platform-channel-handle=2140 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1872
- - 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=404A46FEA794F08AB9569261D40DBAD6 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4884
- - 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=F2FD51492EFB13BF985FA88C79E1EB0E --mojo-platform-channel-handle=1812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1568
- - 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=E79EF18201ED199CEF168FB84EF4FB52 --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=E79EF18201ED199CEF168FB84EF4FB52 --renderer-client-id=7 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:868

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5080

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
ab788568d426d173abd8df7907e6fc4a

SHA1
76df94ff7d60368c2b394d109640331a9be01697

SHA256
c918bf12009b255bbe1d172625a141327fa200edf59b9109094b66d8cd12846c

SHA512
dc98bb06d4bc3189485c26c391b4053509f4a8b9695d99be964bd66216d424b5e4a4ca2437b103e4fbc31778afb0b4f3ef265cdf520e7f3f6f57c5328bb5e34a

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/116-26-0x000000000AAA0000-0x000000000AAF0000-memory.dmp

Filesize
320KB

Download