2fa2f4790a42bb1593b2d700c14643fe0d6eea1cf998d1bffe14190a4e6fcc05

Analysis

max time kernel
163s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2023, 10:34

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General

Target

NEAS.f3725f8a0250fb99c76799d996d4c3f0_JC.pdf
Size

57KB
MD5

f3725f8a0250fb99c76799d996d4c3f0
SHA1

10895659ec0dad40529f8bf3567f9c62be22b6bf
SHA256

2fa2f4790a42bb1593b2d700c14643fe0d6eea1cf998d1bffe14190a4e6fcc05
SHA512

7be2e59f5d9e8aa5c2e034dd0865c01af84e902a1987c90c3bca68abd5461cce4f81aec3260bdd80a5fafb50946940d93ce802bddc8b6f0b25a7b73a377393ef
SSDEEP

1536:rsN0hKm0yb7XllAd7zYPWycSkdLatGVt/scZlm:YqhT0yb7E7zAkJatGVicq

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-1-5-21-177160434-2093019976-369403398-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3456	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe
3456	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3456 wrote to memory of 776	3456	AcroRd32.exe	96
PID 3456 wrote to memory of 776	3456	AcroRd32.exe	96
PID 3456 wrote to memory of 776	3456	AcroRd32.exe	96
PID 3456 wrote to memory of 4848	3456	AcroRd32.exe	98
PID 3456 wrote to memory of 4848	3456	AcroRd32.exe	98
PID 3456 wrote to memory of 4848	3456	AcroRd32.exe	98
PID 3456 wrote to memory of 1332	3456	AcroRd32.exe	100
PID 3456 wrote to memory of 1332	3456	AcroRd32.exe	100
PID 3456 wrote to memory of 1332	3456	AcroRd32.exe	100
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 4952	1332	RdrCEF.exe	101
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102
PID 1332 wrote to memory of 2320	1332	RdrCEF.exe	102

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.f3725f8a0250fb99c76799d996d4c3f0_JC.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:3456
- 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:776
- 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:4848
- 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:1332
- - 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=5B262B5012F058CAA303DA6C9EF8A405 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4952
- - 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=A4E99375D9CDFD81EC96BCDFF6BE119B --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=A4E99375D9CDFD81EC96BCDFF6BE119B --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2320
- - 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=9B7FE664400D48C7AA4849B65F38B95D --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4228
- - 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=68989FC92B00071ADCC891F1B5646ACB --mojo-platform-channel-handle=1816 --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=63EEC3CCCDFE4860EF765883EBE44108 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4408
- - 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=870652AEF3BE54CBA70758A62DDA5312 --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=870652AEF3BE54CBA70758A62DDA5312 --renderer-client-id=7 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4772
- 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:4660

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
3b61e27c74a946ac1cec5e6e809317d8

SHA1
5cc0bb5e6833f6983561906885ff7fd01b9ccbfc

SHA256
a21b898d0d531a08eacb59ab78ae315ffa8d10ce101ab1542fe4681234e7a458

SHA512
9fa397fdddf7db204a2bea69f991ef2f5ea62a5d4b77b2a7d04bceb7a5cab0c7654f3d0d34d5bc675f6e5b720e986003cb176a1ad62edcaa4cd1c18dafb7ef5f

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit