f2771d82d272791962c0438d0567d6f1cc57a83c2106bf8e8ce89c9ade2396f4

General

Target

53349NCJRS.pdf
Size

8.7MB
MD5

e68acad297604b704f226ec328c51ebe
SHA1

768c8c9e472f7804b096522e415e398ba41ba644
SHA256

f2771d82d272791962c0438d0567d6f1cc57a83c2106bf8e8ce89c9ade2396f4
SHA512

070c4e2e488246afb3f038a8a407558d88e978e0689dca616c12a0c08e6197372d2a2eb71ef9edfa16fdae931f20fb226bc0a90a6ce6cbc834e571d0bd91e821
SSDEEP

196608:lKtZNO2i6CEFORl0llyn5y2zqs3gGCfHB1WYg:lpzReo5vDgzvHWx

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3276 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

3276 AcroRd32.exe
3276 AcroRd32.exe
3276 AcroRd32.exe
3276 AcroRd32.exe
3276 AcroRd32.exe
3276 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3276 wrote to memory of 1988	3276	AcroRd32.exe	RdrCEF.exe
PID 3276 wrote to memory of 1988	3276	AcroRd32.exe	RdrCEF.exe
PID 3276 wrote to memory of 1988	3276	AcroRd32.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 3900	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe
PID 1988 wrote to memory of 2504	1988	RdrCEF.exe	RdrCEF.exe

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\53349NCJRS.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:3276
- 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:1988
- - 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=E01204BF687EC88973AA24B9DB03BC23 --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=E01204BF687EC88973AA24B9DB03BC23 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3900
- - 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=8B019A96FA041ABCD5EB6431BC4C32BB --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2504
- - 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=BCBEFD8BEE554BA848F174A6308B39B7 --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=BCBEFD8BEE554BA848F174A6308B39B7 --renderer-client-id=4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4372
- - 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=A07564BEB68857CF99FC64C0D03CF64A --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3348
- - 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=E4D7A3807F8AD341172430667FB0DF07 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --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=E94E27D1ECD28700BC6D9E0153C829F7 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3356

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1988-132-0x0000000000000000-mapping.dmp

Download
memory/2344-150-0x0000000000000000-mapping.dmp

Download
memory/2504-137-0x0000000000000000-mapping.dmp

Download
memory/3348-147-0x0000000000000000-mapping.dmp

Download
memory/3356-153-0x0000000000000000-mapping.dmp

Download
memory/3900-134-0x0000000000000000-mapping.dmp

Download
memory/4372-142-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads