091db5bf5c08ee376155442353e2bd63e2b7901bb827feefab598289c64d2813

Analysis

max time kernel
150s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 08:30

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General

Target

NEAS.79de7f58b1f6d00b7f20006bd6a84fa0.pdf
Size

251KB
MD5

79de7f58b1f6d00b7f20006bd6a84fa0
SHA1

27f3aec4c19b9a86879c56fc22706d40f63607cc
SHA256

091db5bf5c08ee376155442353e2bd63e2b7901bb827feefab598289c64d2813
SHA512

0e803f0eb70f59c1f98a7466bc3c13c8d4b269e8d48698edf094b7fc26f3a6e5a2deaed984f62d1a1e869ad3a0b0b523018e54e626ad1a932ac9f1d88d7f388f
SSDEEP

6144:457+KUBR3M35gJdcUz/P47CFafzfKWeVdmD8Q7nSJKZ:bBdye974+aLxeV4lhZ

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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2552	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe
2552	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 1976	2552	AcroRd32.exe	95
PID 2552 wrote to memory of 1976	2552	AcroRd32.exe	95
PID 2552 wrote to memory of 1976	2552	AcroRd32.exe	95
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2888	1976	RdrCEF.exe	96
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97
PID 1976 wrote to memory of 2660	1976	RdrCEF.exe	97

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.79de7f58b1f6d00b7f20006bd6a84fa0.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:2552
- 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:1976
- - 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=C4BD70D45A40830F7C87C22D1BCDD021 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2888
- - 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=C0B72B03A9A874DFFE3F628F7FF0E6DD --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=C0B72B03A9A874DFFE3F628F7FF0E6DD --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2660
- - 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=3629162B2055EAC27B70698508D512C9 --mojo-platform-channel-handle=2144 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2140
- - 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=D6EA83FEBF9C819806BBED166EC4678B --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=D6EA83FEBF9C819806BBED166EC4678B --renderer-client-id=5 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2180
- - 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=63106F8AD0B49FE1EE7E53842392101C --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4480
- - 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=699458099C7D121FCF9AE29854F5954B --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4548

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1792

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
cdb802010a6779d1dbbc3664a27cbb08

SHA1
c2d386251c56dbb19811e92d76f3800e0eb2fa48

SHA256
be89f229032d88541466061aa3273e4f3e0f1960fd99ff1e4720b2f125c7679f

SHA512
b9b23489d0bbd9f7fff6f9e54b30146fe955a8529173fc1d39ebe3e84d2f62690e381642c339612e5298077a9a028210759366ba078807676ad674f64f0271ea

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/2552-134-0x000000000A000000-0x000000000A14D000-memory.dmp

Filesize
1.3MB

Download