3d35cb6fb1403268662e03021664dc05425bb8e548382b3715647492887431e7

Analysis

max time kernel
131s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 00:07

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General

Target

a6cfd95097cbdf59c85e8005bda47870_NEIKI.pdf
Size

52KB
MD5

a6cfd95097cbdf59c85e8005bda47870
SHA1

c18809d3751883ea4af2e956e9b12307cc0092b7
SHA256

3d35cb6fb1403268662e03021664dc05425bb8e548382b3715647492887431e7
SHA512

0cc05d263db1048fbc08f2b426dbc0d5491995dc25ec1219cd0ce82577747bd972f9b5eff1d129edde7e56c3ecdb454566fda5fd645973a741f2a7be79fb477b
SSDEEP

1536:TlP1bSVpgBEW0lvYL+n2l+wL4ziSnl+vtrbw:TfOvBlvYL62LL4UQ

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-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3764	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe
3764	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3764 wrote to memory of 3412	3764	AcroRd32.exe	90
PID 3764 wrote to memory of 3412	3764	AcroRd32.exe	90
PID 3764 wrote to memory of 3412	3764	AcroRd32.exe	90
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 3076	3412	RdrCEF.exe	91
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92
PID 3412 wrote to memory of 1400	3412	RdrCEF.exe	92

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\a6cfd95097cbdf59c85e8005bda47870_NEIKI.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:3764
- 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:3412
- - 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=49B0F13AFD6066BC41155AE3B81471C4 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3076
- - 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=2728E77B1156967F812B93B037E4C0C0 --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=2728E77B1156967F812B93B037E4C0C0 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1400
- - 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=1F9B462766FFA2201C94A527E5D25B97 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1196
- - 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=2BF4C881E1EB8083DF0BC23C740DB1B5 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3304
- - 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=FEF0BF54C04EDEB43D69B1BA0D0FBD92 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3500
- - 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=AD2F041E82E7113182CAA393253D5594 --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=AD2F041E82E7113182CAA393253D5594 --renderer-client-id=7 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:404

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1428,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=4088 /prefetch:8
1⤵
PID:696

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
7192be6b7563c947cb4c243b89583c19

SHA1
d10dc6c77975dae1642126ba474fba486e11c639

SHA256
b9ffed8f8020d725f40bd76ecc68dc336fbfe0c8d85c1cb073c1bdd323247f47

SHA512
02f595ed09bf06c89084d1c1bacc36a57dfb5f4409dc463741ed7f14ccb5ddc9542bf0fc8141afd85b601f8f5e365b84ace1a968623830f0270eb77bdc8f3caf

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