880f4d13eace76f043216aea820ae5a80916d772e64f6e9bec403c087e77c0f9

Analysis

max time kernel
151s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 00:10

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General

Target

2129b05334b06d8c91ef2d52d63fee3b.pdf
Size

82KB
MD5

2129b05334b06d8c91ef2d52d63fee3b
SHA1

da69fa82ee42c1f848b08451a0f828bc41a9f79d
SHA256

880f4d13eace76f043216aea820ae5a80916d772e64f6e9bec403c087e77c0f9
SHA512

0976a956345c25e7c277adea6f9cc1ee5ee5c1cf6eb08bb465c55f265c1e1bf0683358553a3014da04017d502119a8385391f1f14ca6b4b1cf61e07005d81d5e
SSDEEP

1536:da6eabevePpvI2/2LbryzpKUYjiWN21C9PR8B+HL/jTFKoRpilrwNoeWZqJ4a:0Wi6a2eLyVKUQNKaPGMHbpi4oOf

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2672	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2724	2672	AcroRd32.exe	93
PID 2672 wrote to memory of 2724	2672	AcroRd32.exe	93
PID 2672 wrote to memory of 2724	2672	AcroRd32.exe	93
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1652	2724	RdrCEF.exe	97
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98
PID 2724 wrote to memory of 1576	2724	RdrCEF.exe	98

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\2129b05334b06d8c91ef2d52d63fee3b.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:2672
- 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: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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=2875FB8620B31E6F9FC95D9CFF1D5409 --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=2875FB8620B31E6F9FC95D9CFF1D5409 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1652
- - 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=C506A31DAF15CEE647990E5AC859EBA0 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1576
- - 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=CA7641AD00AE915E71E5C3BA3425F69E --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=CA7641AD00AE915E71E5C3BA3425F69E --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1948
- - 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=8ABDB12092F911FFBDD322D5C5D319D1 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:672
- - 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=24A277E0D2A880554F1CEDF6AEF25672 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4300
- - 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=4B73C1535E10172D4AC84E7B07835B4C --mojo-platform-channel-handle=2464 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1076

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
d658632d31c4f08c7968c7f7d05b1f3e

SHA1
3c3cb68cc16fae6c43e7f5371b9d8c61cbd80e45

SHA256
bc86897b6e1f9cbce0b556ef4113d2567adaf1e49428f62c8e36464935abbd66

SHA512
e92d7a7a13ab1fcb67f62bafbce22346822e0f8aa3a3dc21820efbbe83043896deff1c8c2914300505012b07ef24e8d5fab0aa8429de99063e7459d87cf274fe

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