adb3e4fd54a762a2778f2fe9e9ab5ec47dd6a359105ef38c6a609485af89023b

Analysis

max time kernel
125s
max time network
127s
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 03:51

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General

Target

e53c2255fc4f32d612ec971fe10e5fe0_NEIKI.pdf
Size

126KB
MD5

e53c2255fc4f32d612ec971fe10e5fe0
SHA1

9ac9809e2cde359b658bcf5cdc68f1f7634bb170
SHA256

adb3e4fd54a762a2778f2fe9e9ab5ec47dd6a359105ef38c6a609485af89023b
SHA512

cba3b0f655175785a3d98fe7a6a405b001082d379be11efc282b4ab038cf9680eabb4932cef1284f69373b3511cb410910fdba5cfe5d1bd228479a8e5567ddcf
SSDEEP

3072:CLFi56CLq0bahjnvBmH7mJjZmfRkQ+oa+NUTLCjP:CLFXsKjnvB+mif+noj

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3076	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3076 wrote to memory of 1864	3076	AcroRd32.exe	90
PID 3076 wrote to memory of 1864	3076	AcroRd32.exe	90
PID 3076 wrote to memory of 1864	3076	AcroRd32.exe	90
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 948	1864	RdrCEF.exe	91
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	RdrCEF.exe	92
PID 1864 wrote to memory of 4580	1864	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\e53c2255fc4f32d612ec971fe10e5fe0_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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1864
- - 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=26BA10DDB4199A890973212005DE2E80 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:948
- - 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=032AB0F51301259FD87B07D07A796DC5 --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=032AB0F51301259FD87B07D07A796DC5 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4580
- - 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=DD0D7260CCDC11FE328FDA204F07A90B --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3700
- - 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=ADC816AA38B1D4FBBF9E056E6092E327 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3724
- - 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=87255CD93F6642EB08D0CB3B1AA6FA19 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4964
- - 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=58FC839D5C16E6826C911A02B8E80F2F --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=58FC839D5C16E6826C911A02B8E80F2F --renderer-client-id=7 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2328

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:756

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=4200,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=4024 /prefetch:8
1⤵
PID:784

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
c8097a4c06d2adaad719a198549e111a

SHA1
5196927a34f46e00fa384fc37d3e4f0e1864fed4

SHA256
c6f066d5480863204fdcdfb65ced692eacc56291914b8c0c7f6b13b3e274f7f8

SHA512
24a12fd774afa2262dbe3b9b118ff80e8afec15dc55554a03dceba4b67864bb3d532c231110ef5400425eaf8b179be56cf104b426df7bec95108b56a17047bd8

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