dd2cbeda09bb4e9bdc32df15f5ed8cf090eb7c6aea30f67c471ec777b13d871d

General

Target

???????????????(FormatPaper.exe)??????.pdf
Size

3.9MB
MD5

a5c669cf79c022bac506b594e5d8b9a6
SHA1

e4f32e635a0bf3c27a49918a3806443c1a59ebb5
SHA256

ebbd694df40c9e7cadd1c439097a6e8cdab7fe502eb84baa00fae2afdca28863
SHA512

f04882bfd73d6ee4d5a25a4f031a3d6f8ed64c33d7b273be3b44bc79cdc190d6550da026d42afa42394200722e36e6ccf851540a9d669761dd6e2b69d51eadf0

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-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

AcroRd32.exe

pid	process
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe
3540	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3540 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

3540 AcroRd32.exe
3540 AcroRd32.exe
3540 AcroRd32.exe
3540 AcroRd32.exe
3540 AcroRd32.exe
3540 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3540 wrote to memory of 2248	3540	AcroRd32.exe	RdrCEF.exe
PID 3540 wrote to memory of 2248	3540	AcroRd32.exe	RdrCEF.exe
PID 3540 wrote to memory of 2248	3540	AcroRd32.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 2720	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	RdrCEF.exe	RdrCEF.exe
PID 2248 wrote to memory of 3768	2248	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\_______________(FormatPaper.exe)______.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:3540

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:2248

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=68753A642E26253C7546CC54F67F2409 --mojo-platform-channel-handle=1640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2720

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=AD60676C595630652DE3BAC65684E35F --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=AD60676C595630652DE3BAC65684E35F --renderer-client-id=2 --mojo-platform-channel-handle=1648 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3768

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=A09FD1E2BF6BBC66284B696BB3A8C0F8 --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=A09FD1E2BF6BBC66284B696BB3A8C0F8 --renderer-client-id=4 --mojo-platform-channel-handle=2080 --allow-no-sandbox-job /prefetch:1
3⤵
PID:900

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=D86D07D82848698812BEFA7DEE886A07 --mojo-platform-channel-handle=2476 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3644

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=BE1060498F83991958451BFB17261830 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2820

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=7E7DEBC202DAECA9607622B40E9603A2 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3684

Network

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/900-125-0x0000000077A52000-0x0000000077A5200C-memory.dmp

Filesize
12B

Download
memory/900-127-0x0000000000000000-mapping.dmp

Download
memory/2248-114-0x0000000000000000-mapping.dmp

Download
memory/2720-117-0x0000000000000000-mapping.dmp

Download
memory/2720-115-0x0000000077A52000-0x0000000077A5200C-memory.dmp

Filesize
12B

Download
memory/2820-135-0x0000000077A52000-0x0000000077A5200C-memory.dmp

Filesize
12B

Download
memory/2820-137-0x0000000000000000-mapping.dmp

Download
memory/3644-131-0x0000000077A52000-0x0000000077A5200C-memory.dmp

Filesize
12B

Download
memory/3644-133-0x0000000000000000-mapping.dmp

Download
memory/3684-139-0x0000000077A52000-0x0000000077A5200C-memory.dmp

Filesize
12B

Download
memory/3684-141-0x0000000000000000-mapping.dmp

Download
memory/3768-121-0x0000000000000000-mapping.dmp

Download
memory/3768-119-0x0000000077A52000-0x0000000077A5200C-memory.dmp

Filesize
12B

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads