4e96f7190b87cb8aece9501c1ee92d40a9bff893f0abc762c820faf0cc85346b

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2023 19:47

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General

Target

NEAS.fa198093e39ed790792ef594c420b4c0.pdf
Size

77KB
MD5

fa198093e39ed790792ef594c420b4c0
SHA1

ccdfb59a225ae4905638d34af7b0e59577e267da
SHA256

4e96f7190b87cb8aece9501c1ee92d40a9bff893f0abc762c820faf0cc85346b
SHA512

614985113d09efefce14c5261c6605b6e599ea4b20954e1b9ca298959a8865c89ce7d8c633d27e4582bd356a5e2f0a12e405c32059bb4395323985efe206e275
SSDEEP

1536:H/zGSOHpSgzaEWKZpFJqvxHk/2MW2japJIENMlT7N7Z7L:fAbdixx2jaS

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-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2448	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 1728	2448	AcroRd32.exe	91
PID 2448 wrote to memory of 1728	2448	AcroRd32.exe	91
PID 2448 wrote to memory of 1728	2448	AcroRd32.exe	91
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 3112	1728	RdrCEF.exe	93
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94
PID 1728 wrote to memory of 1792	1728	RdrCEF.exe	94

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\NEAS.fa198093e39ed790792ef594c420b4c0.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:2448
- 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:1728
- - 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=35B70F727C43DB7A2E092232548684D2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3112
- - 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=4850BE7AAC6CB5FF543722A67E52B211 --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=4850BE7AAC6CB5FF543722A67E52B211 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1792
- - 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=856E151B74226FE836CF0BE5F20D1849 --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=856E151B74226FE836CF0BE5F20D1849 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3744
- - 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=66F2A50F89231F4AA0D610EE8429E8B3 --mojo-platform-channel-handle=2200 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992
- - 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=EDF6821EA8906115139B153F275EC5AF --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4124
- - 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=9065A4183E8A674F8734C2DC8051CF14 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4456

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3640

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
a916012cb02e1441c58b55f2f9b1885f

SHA1
e5a3b11e476b2884349617f8275b3ff6b3fe851c

SHA256
d6e224fb956bd3c4fd45b1694411015c972fec73babab71849c086c742737668

SHA512
4d47d6f4e79a7047cde9446282eda5208aeac707130b7ca9ef3c2c258d24440b1973732213e5e9ae914549e2f0bf9d1f93e2b16bca50dfacd143a1c08a6e5d52

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/2448-128-0x000000000BAD0000-0x000000000BD7B000-memory.dmp

Filesize
2.7MB

Download