3ca27e7912a30f46d27cf46b701bb200504de0cf3d390110db50b4203fe8e279

Analysis

max time kernel
199s
max time network
217s
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, 12:48

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

19025b1351961d1c2666daf568422900.pdf
Size

83KB
MD5

19025b1351961d1c2666daf568422900
SHA1

c3312c89ba2417950842cfdf0732eddfee836f8b
SHA256

3ca27e7912a30f46d27cf46b701bb200504de0cf3d390110db50b4203fe8e279
SHA512

e4352be22c04ac0670a6102627e7fd961647421890e52955ac8ec8cb6f152d32391c47fc677efd9e144ed46559fe3057f3db7aeb49e50e8663e3cd9ec82bb417
SSDEEP

1536:Vbb18kCQLnuKDi05FnzdKvgc8uVen0/JtWGpOKCW7lLYphiGXnRvifp:h1EQLnur+npKv18uVnoKBlL6/Rv4

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4588	AcroRd32.exe
4588	AcroRd32.exe
4588	AcroRd32.exe
4588	AcroRd32.exe
4588	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4588 wrote to memory of 4408	4588	AcroRd32.exe	98
PID 4588 wrote to memory of 4408	4588	AcroRd32.exe	98
PID 4588 wrote to memory of 4408	4588	AcroRd32.exe	98
PID 4588 wrote to memory of 3292	4588	AcroRd32.exe	100
PID 4588 wrote to memory of 3292	4588	AcroRd32.exe	100
PID 4588 wrote to memory of 3292	4588	AcroRd32.exe	100
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 2980	4408	RdrCEF.exe	101
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102
PID 4408 wrote to memory of 4436	4408	RdrCEF.exe	102

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\19025b1351961d1c2666daf568422900.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4588
- 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:4408
- - 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=CAE33261B148F8728C8F53AA447608C6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2980
- - 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=4E2426B5C7A6003C05CE1610F2914ACF --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=4E2426B5C7A6003C05CE1610F2914ACF --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4436
- - 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=7E08ECE01EC0D8EE86A5241E3548F9A7 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2884
- - 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=1621F27CE0E5D6345BE4D0B33D1C53A0 --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=1621F27CE0E5D6345BE4D0B33D1C53A0 --renderer-client-id=5 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2724
- - 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=15615D318637787F6C2C491AE49D0F90 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:328
- - 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=C0AEDF721F92CB50C1C69605A3C8FCC5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3836
- 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⤵
  PID:3292

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3564

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
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
34KB

MD5
4a09663fe738323fbce73412e238dd96

SHA1
c35606aebdef8ca41c04a1b2efc9a801f4c5be45

SHA256
d51b33f80a988cb8bbb027428c4305a1e9853a7d5b3862f6cb8b813ccb9cdc6a

SHA512
21c6d3618bd70db7feba14aefd9720e9994e87455c5ad14ef227aa9a30055c9f8cd23dcbfd6d19ef4141994d5937e13b6fa3331e665e1f3e688a438ae3243fe4

Download Submit