d4302834bf681f6f878292cd4c916d13d5f724dc6ae5ba8d742bd7ae634987d4

Analysis

max time kernel
125s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
08-05-2024 21:21

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General

Target

5aa2c61e7d6e05b29f27eaae26f37f00_NEIKI.pdf
Size

125KB
MD5

5aa2c61e7d6e05b29f27eaae26f37f00
SHA1

528e0d0f9ada12da9ffd11192a75a1c4e6113f46
SHA256

d4302834bf681f6f878292cd4c916d13d5f724dc6ae5ba8d742bd7ae634987d4
SHA512

fe7fe29439108ae80899781a79f876110438270108cbf285d23f42a025af42cb2a03a027d01591ce288519330762ade5e94396a621ad1942106cf0fd07d78ada
SSDEEP

3072:R6TcB1VnF8ahjnvBmH7mLjZmfAQ+oO34m:R6TMRF8KjnvB+mwfAnobm

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
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 4560	2748	AcroRd32.exe	90
PID 2748 wrote to memory of 4560	2748	AcroRd32.exe	90
PID 2748 wrote to memory of 4560	2748	AcroRd32.exe	90
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 4660	4560	RdrCEF.exe	91
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	RdrCEF.exe	92
PID 4560 wrote to memory of 1356	4560	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\5aa2c61e7d6e05b29f27eaae26f37f00_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:2748
- 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:4560
- - 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=BD84F642BC379F9214FDA4476F810DFF --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4660
- - 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=28F02CC8193C18600381D66645154E8A --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=28F02CC8193C18600381D66645154E8A --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1356
- - 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=D3D971813459A863E020AE058331E07F --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:448
- - 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=F2BFBD3A0B5CB4BD2AF13EF744D4FBDF --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4436
- - 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=269C920A2482AB2A6FE351896F822F16 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:396
- - 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=35141CC17780AEC064A138192C51672C --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=35141CC17780AEC064A138192C51672C --renderer-client-id=7 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3728

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4364

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=1308,i,6593821857742176458,13646536021844995125,262144 --variations-seed-version --mojo-platform-channel-handle=4456 /prefetch:8
1⤵
PID:3548

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
de57700a182dc865c0eb7f878f0c3863

SHA1
5da2d7b339078ad674f5bf9bc3c210eece103a2f

SHA256
61c46697e3ca361d734d07717706c9303a2a0dc3f3dc8a5977555ab9ec7b4c14

SHA512
fefc35fb5220d1056d24f6aeb03ff7e988f5cfd61623a5fe0cc722de03140274602a1434de34f3860e54aaf171eccf99eb6a587b9ded67cb27c707b50fcb48f6

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