13ca4d156756f5bda1376aebcff1997c6be5f938f31258603b895879956179ef

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
08-05-2024 17:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

054a875c438d55e4c124f633fce66560_NEIKI.pdf
Size

218KB
MD5

054a875c438d55e4c124f633fce66560
SHA1

90bbc3cb0918d54d007942685894381747b2b48c
SHA256

13ca4d156756f5bda1376aebcff1997c6be5f938f31258603b895879956179ef
SHA512

eddcd2e08992098a6b4ae4a6c4fa327eb0a283bd7d84eb353f58d5ce7443b441e09ac7831b717f94e8a80553ba840eb1cae3c66a3e49a2357eaace9ca6319742
SSDEEP

6144:iL5aWEEqMYugCigsgm2vawh0V28gyFCHVoH1:ilaWE/+VuH1

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-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2568	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 2688	2568	AcroRd32.exe	89
PID 2568 wrote to memory of 2688	2568	AcroRd32.exe	89
PID 2568 wrote to memory of 2688	2568	AcroRd32.exe	89
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 3800	2688	RdrCEF.exe	91
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	RdrCEF.exe	92
PID 2688 wrote to memory of 4740	2688	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\054a875c438d55e4c124f633fce66560_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:2568
- 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:2688
- - 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=A2A9EF35BBDB2B2F6B15217C5EDA4832 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3800
- - 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=2E70BFA08C8CA64063809F3B8DA7D280 --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=2E70BFA08C8CA64063809F3B8DA7D280 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4740
- - 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=C877CD62CD505D59C33E256072EE6B2B --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3580
- - 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=94B288C7F6AF14D86E5F81C350DAE446 --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=94B288C7F6AF14D86E5F81C350DAE446 --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3024
- - 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=2F93378A2D0FEA384EC00032E597F168 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5020
- - 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=89989E1A51BB6590FF229D69E0BCB22E --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3028

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4376

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
a5f3195d9614310260e3993550121515

SHA1
e9448173b6b8a13b95eb2b20b2f91d473c08bd54

SHA256
4b94307f2d1a5398a0beab58743023c46dd1f7146c31387c06ecbafd7c89929e

SHA512
3284b4daf0894a883c23a458e01d7991d97403c32f9642dfb057625556211a0ceca5d7936255f496978eaa8ba20406a90f42fb193096085b553cb0d171a27a6e

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