b6886baaf8052a4194e4421ee25d896891fc5938f640242074ccccfeaca67423

Analysis

max time kernel
142s
max time network
151s
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, 10:28

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General

Target

NEAS.25238994e9485dfaa7ed3c33ebb4a010_JC.pdf
Size

197KB
MD5

25238994e9485dfaa7ed3c33ebb4a010
SHA1

f647b639074b735c4afda3eb7734adc06396f18c
SHA256

b6886baaf8052a4194e4421ee25d896891fc5938f640242074ccccfeaca67423
SHA512

b6708a2a06b61eb22a5537a6e29f586ae1fef2c347b581a7f80610dcdb5d135f61fa7243cff2d014b795246729a7a93a7ea9b2941afc9b1774ae8244596a7c8a
SSDEEP

6144:CQ4pQKURgZRRVGCBRCs95omfPKKCx8LZtDQ:rWQKURKRVdJ9HkWdtDQ

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 20 IoCs

pid	Process
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2548	2592	AcroRd32.exe	91
PID 2592 wrote to memory of 2548	2592	AcroRd32.exe	91
PID 2592 wrote to memory of 2548	2592	AcroRd32.exe	91
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 4112	2548	RdrCEF.exe	92
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93
PID 2548 wrote to memory of 2784	2548	RdrCEF.exe	93

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.25238994e9485dfaa7ed3c33ebb4a010_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:2592
- 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:2548
- - 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=B6B76E0E641313135E4EF3D3C48436E5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4112
- - 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=D2F349E9BD7C4320C3F9462E43382A10 --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=D2F349E9BD7C4320C3F9462E43382A10 --renderer-client-id=2 --mojo-platform-channel-handle=1788 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2784
- - 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=B6F1B0645245D72EE025786114A2A34A --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1748
- - 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=9132A3D447E44D0C05CC0E32754D9B37 --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=9132A3D447E44D0C05CC0E32754D9B37 --renderer-client-id=5 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3576
- - 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=3A99E2C0608D1AFC5BF7274E79D187B5 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4460
- - 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=98427F991E1327AA668D8BC035A98E59 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5100

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
117fbdb9a76b469237ddc48e89fd35de

SHA1
d0d0f13789c30f49c927856251e8e73222b17586

SHA256
6c0cc93ae252f4ce05078d01ae41e28108244cf97927ed722adc8d8049a1e2e9

SHA512
993774f2d4e54b4d57289e1ae0991791e975b7c441a496db8a64a62f5e732c5c53f71c4e8268b70fd005524aa6569cf71789ccc354a1c262af93da161a31ed1e

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/2592-151-0x000000000AEA0000-0x000000000AECA000-memory.dmp

Filesize
168KB

Download