a7358bb72d70cb4e90011f26b15ede41af271e63fe584635d8b638ec6e7babda

General

Target

a7358bb72d70cb4e90011f26b15ede41af271e63fe584635d8b638ec6e7babda.pdf
Size

67KB
MD5

290400014dd47271d6ed315d488f4b62
SHA1

70015609f797da3bbcacd2dcf6b0c6eca994fb21
SHA256

a7358bb72d70cb4e90011f26b15ede41af271e63fe584635d8b638ec6e7babda
SHA512

fc795c0325987bf7f3c5a6f0429dfc69be7e8e4177dd73b8b02d9d83cb01e3340b153bc872c1ca0197957c8ab27519e514a0974e911f3c39db1c7e8e08236aec

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-1-5-21-2361464256-2201551969-2316606395-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe
3580	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3580 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

3580 AcroRd32.exe
3580 AcroRd32.exe
3580 AcroRd32.exe
3580 AcroRd32.exe
3580 AcroRd32.exe
3580 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3580 wrote to memory of 1644	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 1644	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 1644	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 1800	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 1800	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 1800	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 2216	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 2216	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 2216	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 712	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 712	3580	AcroRd32.exe	RdrCEF.exe
PID 3580 wrote to memory of 712	3580	AcroRd32.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 3168	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	RdrCEF.exe	RdrCEF.exe
PID 2216 wrote to memory of 1408	2216	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\a7358bb72d70cb4e90011f26b15ede41af271e63fe584635d8b638ec6e7babda.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:3580

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:1644

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:1800

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:2216

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=274809F6BF3B5BFCAAB27900DCEBCA07 --mojo-platform-channel-handle=1644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3168

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=255B4F993B89601FA784860F2750EF09 --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=255B4F993B89601FA784860F2750EF09 --renderer-client-id=2 --mojo-platform-channel-handle=1672 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1408

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=976F9D459ABDB81E3821B1DF39CDF9B3 --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=976F9D459ABDB81E3821B1DF39CDF9B3 --renderer-client-id=4 --mojo-platform-channel-handle=2076 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2516

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=0AD3447ACF1C911CEEA3973DABC6BABE --mojo-platform-channel-handle=2504 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3692

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=AFDAAC44BC5BE9479CD594357B4FD8E4 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:872

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=D29E9647329BFC368F4AE5EF5EFB8AF3 --mojo-platform-channel-handle=1828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3780

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:712

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

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Downloads

memory/872-351-0x0000000077AD2000-0x0000000077AD3000-memory.dmp

Filesize
4KB

Download
memory/1408-313-0x0000000077AD2000-0x0000000077AD3000-memory.dmp

Filesize
4KB

Download
memory/2516-343-0x0000000077AD2000-0x0000000077AD3000-memory.dmp

Filesize
4KB

Download
memory/3168-310-0x0000000077AD2000-0x0000000077AD3000-memory.dmp

Filesize
4KB

Download
memory/3692-348-0x0000000077AD2000-0x0000000077AD3000-memory.dmp

Filesize
4KB

Download
memory/3780-354-0x0000000077AD2000-0x0000000077AD3000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads