1680a95922d6aeb4601b3caafe1ffe6f40dc2e8df56dc2245fce8bded6126d0b

Analysis

max time kernel
149s
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, 08:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

13d1ef3c8466d321ea4c3809599bdf66.pdf
Size

82KB
MD5

13d1ef3c8466d321ea4c3809599bdf66
SHA1

77f41fcbc1b541933fb66b2332b2c77168939d78
SHA256

1680a95922d6aeb4601b3caafe1ffe6f40dc2e8df56dc2245fce8bded6126d0b
SHA512

8a039ad8b21db100b3bb8a95ff68dc027afe1de2dfe8c686f720828de15bb3b0c0cfea97e7a35a53e8c104205f23dd9e4f467c75d47ee911c5007863c7d73691
SSDEEP

1536:zWrjl3ZUXgTdFQThBDZjjQOSeUpJ1nWkNpOPaWff7bn1Q6m+QL:Cnl3OXwfQThjQOTcvIPhf7T1QvL

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
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe
4772	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 2700	4772	AcroRd32.exe	92
PID 4772 wrote to memory of 2700	4772	AcroRd32.exe	92
PID 4772 wrote to memory of 2700	4772	AcroRd32.exe	92
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4992	2700	RdrCEF.exe	95
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96
PID 2700 wrote to memory of 4248	2700	RdrCEF.exe	96

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\13d1ef3c8466d321ea4c3809599bdf66.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:4772
- 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:2700
- - 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=F9425143B4B1B6604B88158D740C2117 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4992
- - 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=F5FC7C06074E5F5EC2E12C923B813791 --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=F5FC7C06074E5F5EC2E12C923B813791 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4248
- - 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=2DBAC9B730C963B76056A33D5479BC9A --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1124
- - 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=C39FA58434A045D1AC387A6E06EA266F --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=C39FA58434A045D1AC387A6E06EA266F --renderer-client-id=5 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4900
- - 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=B13C2ED324B1D2EBDE96712BF14A94D3 --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4368
- - 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=A0639414769D9D32510AA6821DB5C682 --mojo-platform-channel-handle=2356 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2932

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2828

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
9c96c9c9320a40c17416cf47df6703aa

SHA1
056177605bf5e691b9ff1d39f38e048d9b5f5b67

SHA256
294f232ec894c5b1eb233e76be489d47e6853a9755331f12685ac3bcaad211a4

SHA512
ec39a20e9c54160d66a6f1341164a24bb46025353c3fb2202eb3f135e36d1d75a406a4faf138368239305829f24f26babfeabeafdb721d237e75bd92812d3c4e

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/4772-28-0x000000000B3B0000-0x000000000B3D1000-memory.dmp

Filesize
132KB

Download