6e2b1b4633c13e7f04787bc49aff32794566add09227579d101ec24c9c560b44

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 11:34

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General

Target

58d271e1094e2d5c1950ba6db509260a.pdf
Size

74KB
MD5

58d271e1094e2d5c1950ba6db509260a
SHA1

95b3c4617266115cc3ea7232aa93d10c59934ff1
SHA256

6e2b1b4633c13e7f04787bc49aff32794566add09227579d101ec24c9c560b44
SHA512

daccf593439f69d18e7619acc3d0af0a2beb09b554ddd1e08de2e43145f64bb5a4d9262e96090f3df87a070c2f1fedb8c7775891e531ca2b1737a826c59e72e6
SSDEEP

1536:HTUdvk/A/Lx15zwreUnHJSPX2qdjztWeKayImTdWLLyb67W8pO7wt1:zUdvk/yNDwrLHJOZdftKwmMLeb6G7y

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2344	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2444	2344	AcroRd32.exe	95
PID 2344 wrote to memory of 2444	2344	AcroRd32.exe	95
PID 2344 wrote to memory of 2444	2344	AcroRd32.exe	95
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 1440	2444	RdrCEF.exe	96
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	RdrCEF.exe	97
PID 2444 wrote to memory of 2320	2444	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\58d271e1094e2d5c1950ba6db509260a.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:2344
- 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:2444
- - 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=587326DFF2CAD847643F5EE02933AFF7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1440
- - 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=EAF9EFF7D62FE6E5FFD8928C42632507 --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=EAF9EFF7D62FE6E5FFD8928C42632507 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2320
- - 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=CD09669C33C29D22C869DC5B44C88F66 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4128
- - 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=C90ED15372558C3F8C94C4ACE8FBFF6F --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=C90ED15372558C3F8C94C4ACE8FBFF6F --renderer-client-id=5 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3428
- - 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=76D83CE5E9A09E327F740D829EFF6641 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1580
- - 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=2E9F44E22791CB1A0F2246607EA91507 --mojo-platform-channel-handle=1984 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3544

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5040

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
ddc2a186099b76edf3782592edf1619d

SHA1
4dbe79bba46b9574f831a15c324144bc6c90a520

SHA256
97421057d2f552f7359c6480caa8d570e0da7020ea4be2138129b5728e19ab54

SHA512
1b0e4e7875cdabb37a931bc9a8355769e6dd7716fab5ae89779aaaa6e940ec32e9c60594bf3f06886cb224eba6576cee2b432ea6de69a43a0f15002bb2800db7

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