50152a4f9edb9313353a2d8d769560f8bb052a43a71007a40b231d7795ef8624

Analysis

max time kernel
141s
max time network
151s
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 11:01

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General

Target

0f4185791559397112f6b3a56d69a5c8.pdf
Size

76KB
MD5

0f4185791559397112f6b3a56d69a5c8
SHA1

9f343d62a0d4d836dd85e5cd8febb112a1731689
SHA256

50152a4f9edb9313353a2d8d769560f8bb052a43a71007a40b231d7795ef8624
SHA512

11d52cdc8503b891c4b85388ff31ea146c05f433d4f8260b557a1acecdbec119d32c8e441e49413e18f1474297ec221a4bdd2cb523b1e917da0cc9c7f6791141
SSDEEP

1536:51byG93WL+A8i/J0SCkwlZrtw09Y647XWqmdxt2EQ0YyoQiu3n2WspO2z3m:nYL+AxJHCdlP9Y6qmdxt51oQiu3V2S

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
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3316	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3316 wrote to memory of 5112	3316	AcroRd32.exe	93
PID 3316 wrote to memory of 5112	3316	AcroRd32.exe	93
PID 3316 wrote to memory of 5112	3316	AcroRd32.exe	93
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 1760	5112	RdrCEF.exe	95
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94
PID 5112 wrote to memory of 4184	5112	RdrCEF.exe	94

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\0f4185791559397112f6b3a56d69a5c8.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:3316
- 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:5112
- - 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=FE49CE3721EAEC75BCC675A893516FEE --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=FE49CE3721EAEC75BCC675A893516FEE --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    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=2EFD54B044B1A2F187739DAF6D193F25 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1760
- - 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=F97B2083DB556F82655B0E51A611AB3D --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3504
- - 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=491FAC5136D459D1BAF77BCAE30CDAC8 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3248
- - 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=6F6A8F72F5D08CCDC8E3C6F2D645D061 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4744
- - 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=C39B250E3AFE072A90E1A3C9119CA2A1 --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=C39B250E3AFE072A90E1A3C9119CA2A1 --renderer-client-id=8 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3708

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1944

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
430bfee1859eba22df76f802cd83d500

SHA1
59b06d2dc86861b795250c0872db62eca336b16a

SHA256
2dd80d4fb7cea93d27cb0ad116756e47ea58b03688cf81815692e2fdd46fc3d0

SHA512
dd7975396e138ddf0ef90974d052d0c53803704110f59d424a7a86e38e1766007ce818fb0afaf2e830c9c3cdc24e14b0909d097e02b8c0a0fe84466660237efc

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/3316-26-0x000000000ADE0000-0x000000000AE30000-memory.dmp

Filesize
320KB

Download