c4a0076b0d59a1152e6a82066f9e9b6f313a6e01a1bfa6b549bc88d847ed9deb

Analysis

max time kernel
149s
max time network
153s
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 23:24

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General

Target

970bf8a839f23f9ad3173f1220337e40_NEIKI.pdf
Size

56KB
MD5

970bf8a839f23f9ad3173f1220337e40
SHA1

a56e8a76829b342dc871beab24aa645e8121b2a6
SHA256

c4a0076b0d59a1152e6a82066f9e9b6f313a6e01a1bfa6b549bc88d847ed9deb
SHA512

9455d70846ac691bdaf6286f7ddf89c2f19ebf9190a911fd670fe9963e63df515ab356c4a0a4a78902588d5a95afc88bb7c8bf42b6c0338629c34485f779d92b
SSDEEP

1536:IlTA2HpRcWBoL3dpKTjg2pU0I4nRLrNsn1Ijh4I:MTA4RcWBoLQM2iK5snejn

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-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1440	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe
1440	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 468	1440	AcroRd32.exe	91
PID 1440 wrote to memory of 468	1440	AcroRd32.exe	91
PID 1440 wrote to memory of 468	1440	AcroRd32.exe	91
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 4580	468	RdrCEF.exe	93
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94
PID 468 wrote to memory of 3640	468	RdrCEF.exe	94

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\970bf8a839f23f9ad3173f1220337e40_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:1440
- 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:468
- - 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=1AA28B75EA05FC359717DE301A76B17D --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=20216FDF029EA36BBE2C9B39754BC5A4 --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=20216FDF029EA36BBE2C9B39754BC5A4 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3640
- - 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=028396BDBFA0D6E7C281F78021B257A4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2380
- - 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=9211BB98DA630DB42D286BE84D99C4A2 --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=9211BB98DA630DB42D286BE84D99C4A2 --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2628
- - 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=B01EEBC8A55D5A959AE425E446430AAA --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3336
- - 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=0E16ED647F8B99A4E398508CE1665F2F --mojo-platform-channel-handle=2380 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4620

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3828

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
bcf81bd6cf7e9c71e0ed734c455cd331

SHA1
4707b8183bcd77edb8d24a3abd27859184102c51

SHA256
e65da89fb73bab43a3bf8af9dbff313ba41377457f55d7bbabcc77a4b8196343

SHA512
9e48cbf8314c2b102016e42e7fce0eb2b06c9a8b7396709044169ede3020bcddeb290699310c521eb5a96061f9c9986c6d0e44f4c7b31208b26defde656afb55

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