2a4bb0aae888f674515a1cf5d253f5a032e0890b452d0225d24b12fc69bd59e3

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2024 05:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c7cec114336683a049358f1bae5c15f7.pdf
Size

73KB
MD5

c7cec114336683a049358f1bae5c15f7
SHA1

987252c2efa1d3637f447550093f45f3901d0828
SHA256

2a4bb0aae888f674515a1cf5d253f5a032e0890b452d0225d24b12fc69bd59e3
SHA512

9addd132d6ec5a944929cfc5576803d3fb427175e406c57c347ac9db8b725d3f930c6ac13448d0b68ff7ecc9b22017e1f8aa1e10bdc9451347d425c186d97f31
SSDEEP

1536:+/sXmD6ifmi5xTpTWq3hmK++Hez1acq4EkoM2TnXHaoilPGuxA1:EbfzpWq3hn++Hc17q4EhM8Ko5u0

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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4812	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe
4812	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 3540	4812	AcroRd32.exe	92
PID 4812 wrote to memory of 3540	4812	AcroRd32.exe	92
PID 4812 wrote to memory of 3540	4812	AcroRd32.exe	92
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 2496	3540	RdrCEF.exe	93
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	RdrCEF.exe	94
PID 3540 wrote to memory of 812	3540	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\c7cec114336683a049358f1bae5c15f7.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:4812
- 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:3540
- - 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=6061A86F9C9A7C1C20913A46BFFF9753 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2496
- - 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=D1656A4807B1B57F0C09471250B18B48 --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=D1656A4807B1B57F0C09471250B18B48 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:812
- - 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=1FCC64D5879102F8EDBAE3187800F683 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1168
- - 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=0D64CBF81559EAD5F802CA354EC92B5A --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=0D64CBF81559EAD5F802CA354EC92B5A --renderer-client-id=5 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3624
- - 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=426B72FAE6E9DF2BB4ECB6C4503DC381 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1020
- - 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=3AF2692050176A8DA51CBEE3E2B9C75A --mojo-platform-channel-handle=2380 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3196

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2120

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
c8852438577a750f0e3afbd28726ef8d

SHA1
f8bfab8d2a17368ae42d07e6dab5473009d35e2b

SHA256
750b7890b08c658ec7d124032efce70c44b41b898df3b5f304d6628ed0bb25c3

SHA512
bae0f63e375210676f22fa6d5e9d2eff4538a363b88b153dab3a688136366a62d409317b7e7b8eb9321fe13559955a2d5525eda64f1cc68259e84701cc9c81da

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