17ef921fbcba631b17ae9da68cc7c35f62c2626baaec603f0283a313f2fa927b

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
23/10/2023, 21:06

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General

Target

NEAS.5fc693dbaf0ce022bb69baaa9531cac0_JC.pdf
Size

56KB
MD5

5fc693dbaf0ce022bb69baaa9531cac0
SHA1

3b51751486f89714fffa51af4db7a638b54bea8b
SHA256

17ef921fbcba631b17ae9da68cc7c35f62c2626baaec603f0283a313f2fa927b
SHA512

57c4d93587e7da973cb6e701cc279ed3aaacfb000902225d1886d4b6b0ac53dbe9c97f245af05bdb6db37d158505812b4f1733a7979aaa9bc313fb4b3af4517f
SSDEEP

1536:AzIW1dMV+foY57M2g6qvpOCrZ2HB5q8KbaAf1k:JWHMky7rIakHB8bRfO

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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3284	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3284 wrote to memory of 3324	3284	AcroRd32.exe	92
PID 3284 wrote to memory of 3324	3284	AcroRd32.exe	92
PID 3284 wrote to memory of 3324	3284	AcroRd32.exe	92
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 3868	3324	RdrCEF.exe	93
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	RdrCEF.exe	94
PID 3324 wrote to memory of 1460	3324	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.5fc693dbaf0ce022bb69baaa9531cac0_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:3284
- 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:3324
- - 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=C4E8D49F677C52779F336F2D97009482 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3868
- - 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=51A13515D7B484BCE0AD0293D9C5469D --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=51A13515D7B484BCE0AD0293D9C5469D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1460
- - 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=EE8805E099C1D26EF5CDCAE103946DDE --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3952
- - 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=78E2FF66E3046CBE74DFAAFDA30844FB --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=78E2FF66E3046CBE74DFAAFDA30844FB --renderer-client-id=5 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3120
- - 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=E58B375BE246C849A7914962274316AA --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3784
- - 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=1C7803875EB307E3EEEFDF8E081090A1 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3240

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4052

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
30772b8ec0f2f28453638841e496bf2b

SHA1
b00ea63fb99a527365cb901ae2f5b26c887951b5

SHA256
eb5993931fb601b53cbfe2a84faa4d78f31d8796e83f91d27ba1c06cd927f30b

SHA512
11a8ef1d01f2a4500a9e42b6fc569f39d37721200c0041fd4f6c1cee7353e7166906c69f92715d8ca591f82a51e609013242cf00d7e188b5f53f6bfc12501eef

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