12de380d1e4be29aa6f1e8e31fee42bbb4d652f10ba20ab816add1d0761b34d3

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2024, 11:16

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General

Target

7d5982ce6c2debc2de3930eda32ee050_NEIKI.pdf
Size

623KB
MD5

7d5982ce6c2debc2de3930eda32ee050
SHA1

6ec69699f7bd32f1b24950ee8da2b570f07659ce
SHA256

12de380d1e4be29aa6f1e8e31fee42bbb4d652f10ba20ab816add1d0761b34d3
SHA512

6b3b88fa385968985a6cb9e61569ca63cb26dfae0b47082dcb7011f80facc25520c33b9a40c83c4dfca0e88abc8f81c82320571b1e244702bce85b69e3360639
SSDEEP

12288:myWFbtB+N/XEzSxrzeiC6FgI8tKV6jcOmTMp7dTxtXAX8OJM//rs1eIF:jWnB+NFg62LUVnO8SJVtXy8OEIF

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-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1020	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe
1020	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 1856	1020	AcroRd32.exe	95
PID 1020 wrote to memory of 1856	1020	AcroRd32.exe	95
PID 1020 wrote to memory of 1856	1020	AcroRd32.exe	95
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1844	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 4368	1856	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\7d5982ce6c2debc2de3930eda32ee050_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:1020
- 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:1856
- - 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=C53292D5E1055B1F370C5A80A77401EA --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1844
- - 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=5246BDCCBE7ECB7FE567CD4460932391 --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=5246BDCCBE7ECB7FE567CD4460932391 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4368
- - 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=0886835D1E4FDF61E1469CB313F45854 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1932
- - 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=48C05DA2DB0370FF1855CDEAB81A2C92 --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=48C05DA2DB0370FF1855CDEAB81A2C92 --renderer-client-id=5 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4212
- - 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=DA54E4BDBB09DDFC3135210BBE3CB778 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5004
- - 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=29E1652AEE31E24E5EF235C77D0BBAE8 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2732

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4560

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
14ae1592bbe12fe9bf0d57019983fdc8

SHA1
0d95a325d0b148e9f1afaf5da08da6b0bde9ec30

SHA256
c1d8ed6a1ec477a58c81e4b3006e21962cf4df36c426d0a0903f41620e713604

SHA512
5b6ea2d7984eef3de488d29d508a791875e5984e50f535cce5c31529b61918ca15f6ff64a160a77a354363fe4dc0adf6ab00228687ccedb335237bc4967988e9

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