8dbf196cbddeb6022501236b93de70db36169a71d0b2dacf1dcc03f73a7b094b

Analysis

max time kernel
146s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 03:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

025350a1f22f35ef3d5452f112a31795.pdf
Size

80KB
MD5

025350a1f22f35ef3d5452f112a31795
SHA1

4168f84a63cf2a2bb5c2a56b8d9202429962a5a1
SHA256

8dbf196cbddeb6022501236b93de70db36169a71d0b2dacf1dcc03f73a7b094b
SHA512

48432cca599f2416e83ef2f42fa84caff6aa240a65f82a902c9d5fa66bd4f972c87b9546f68392ebd9816546ba2a654c7b8d5d8a59a371bc27491af2343930a3
SSDEEP

1536:zmnTE2ENE77OV0tFU+Kb65OKINFBozTFxuxQbWwqfQ8R57WG9CQFe8b1ntX:kTEGOVXvKWF0xu6bWw+QS571lFe8p1

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
456	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 456 wrote to memory of 8	456	AcroRd32.exe	91
PID 456 wrote to memory of 8	456	AcroRd32.exe	91
PID 456 wrote to memory of 8	456	AcroRd32.exe	91
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 4876	8	RdrCEF.exe	92
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93
PID 8 wrote to memory of 3880	8	RdrCEF.exe	93

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\025350a1f22f35ef3d5452f112a31795.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:456
- 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:8
- - 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=9C16AD77428A554571D16983010519F0 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4876
- - 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=7BF8DAD6CDC2AF07D7355DDD75E15AD1 --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=7BF8DAD6CDC2AF07D7355DDD75E15AD1 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3880
- - 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=6D3ADC7D8A9790BE2B981B578A8203E3 --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=6D3ADC7D8A9790BE2B981B578A8203E3 --renderer-client-id=5 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2828
- - 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=ED4456AB774E9F994B6451C37DE2D74E --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3732
- - 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=C45A67F4E83BD184B3500383EAF6C360 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3672
- - 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=7F46C4E29EEFC57F36D3E061CBA68365 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2860

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
bfd8ce43f7e46e850306015949a75a6a

SHA1
15d1696fcef71ed07a7eac0a27922ef5f25e47d3

SHA256
5701c0577b4931d312c1a0c858f0933d37dbe465adce55a91c5565b4f55ab517

SHA512
02a4c6eae8645f40cafb06fe0ffa6eb559dc2dafa39c7fb49b79e97fee36fd6ee3f18e9218e21648948251f2e9944c47bb474c5299b12c63b6ece64f3b5d9479

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

Filesize
5KB

MD5
fc14b0faa2e7be6479a5cd957de2c59e

SHA1
614637c4e1250ff09d8541c418c7ca1b2ce58e93

SHA256
910e224b2ce0be8b22f2fb9a4672fa2837573cc881cb4126909ae55f76c8477c

SHA512
9bca535f236e3f0112ad2bdefbcd640c3bdf40cc0fe21fe69b5e8a6134eaa386cc53f80fd17d43c7f88c3bad51908dfa94655e9d1eadc59047ee20e32af63057

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

Filesize
4KB

MD5
94e5dd26a3327664ad44655d7d1fa47c

SHA1
2f4fe5e7cc1780ef722c6ac8ce11cded515ad3ce

SHA256
1b955ff12056c25a9dc0948ea94c4525c52d6bd90139d4287d48d0e706ea63d3

SHA512
efa806960fb9ed96590fb38281aca2e8b4b6381052c2f3f593da97a6d33ce488d2885df9c1344a6ce6af68f683caecbfce788133905265b7bcf6cc1a9fb9c84d

Download Submit
memory/456-28-0x000000000BC00000-0x000000000BC21000-memory.dmp

Filesize
132KB

Download