7a61ca9db96a39902028ef7bc8eedc68bb82bbdce3d86959c818373535d91061

Target

ykfoxibh.pdf
Size

26KB
MD5

637cbb04da4c089807dc233a1c8a5662
SHA1

9e470c979ee8513326a8f1dc32f5b1116278f3b1
SHA256

a8e74de4ca0e8fbab1040b6ade4b9203abaca340feda37d9f750d0efd06c40b9
SHA512

9ca49fe51d4ea98d828e662f83ff18e51b73808ee6acd5bec81b52897d7723233bc6e397efa6390703f661f7b37afde7f13eb1649681f2db7acdbb51d7f59e32

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-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
2180	AdobeARM.exe
2180	AdobeARM.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
2180	AdobeARM.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4492 wrote to memory of 5048	4492	AcroRd32.exe	82
PID 4492 wrote to memory of 5048	4492	AcroRd32.exe	82
PID 4492 wrote to memory of 5048	4492	AcroRd32.exe	82
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 844	5048	RdrCEF.exe	85
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86
PID 5048 wrote to memory of 2060	5048	RdrCEF.exe	86

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\ykfoxibh.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4492
- 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:5048
- - 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=02705DE08BFBD4DF878E66222B8FA6D7 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:844
- - 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=3AAED153309CAD7EE8250273339B8528 --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=1 --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=3AAED153309CAD7EE8250273339B8528 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2060
- - 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=653BC711B070E550FF54CCDF04F57BBD --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:648
- - 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=41AC731F1147E686139C34ABC9EEAB5A --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3844
- - 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=154BD4CA17B7C2D367CD0A56EDB99AD3 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2992
- C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe
  "C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe" /PRODUCT:Reader /VERSION:19.0 /MODE:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2180
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"
    3⤵
    PID:416

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1540

Network

MITRE ATT&CK Enterprise v6

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

Windows 7 deprecation

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads