559720699ab1d45bfea8a4a3cb3907032a5d02ee28caa86ba801989508e79416

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/02/2024, 15:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a98b90eedd43d0f1de011e1b3e2a5f24.pdf
Size

80KB
MD5

a98b90eedd43d0f1de011e1b3e2a5f24
SHA1

b6283fbe7744c3458e1aa0a79d23a72592edbb9e
SHA256

559720699ab1d45bfea8a4a3cb3907032a5d02ee28caa86ba801989508e79416
SHA512

52bc8c054c476888fe7dcdc3d1fcbb2c2d3697a43d2abf8f32c2c2d366b11fc552d8fece949f839c4dfa6734997ae2be0da2f1cc022bccc49e3f70efb737ec8a
SSDEEP

1536:JV4DX55rUAplp/0i4gJV1Orx4Dz8bfRTZAjK9rAWnpO3jQZSnGZmW4VCrME7e1lE:T4DX55IAp34gJPSe4JTZAjK5Y38Sn8Cw

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2468	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe
2468	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 5088	2468	AcroRd32.exe	91
PID 2468 wrote to memory of 5088	2468	AcroRd32.exe	91
PID 2468 wrote to memory of 5088	2468	AcroRd32.exe	91
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 1044	5088	RdrCEF.exe	93
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 4268	5088	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\a98b90eedd43d0f1de011e1b3e2a5f24.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:2468
- 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:5088
- - 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=FA97C50DAA83E35B0B8877BD550F3374 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1044
- - 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=001ADFD8676C55103ECA08921F861EE9 --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=001ADFD8676C55103ECA08921F861EE9 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4268
- - 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=0917B24A9583622946E125EED2CA4198 --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=0917B24A9583622946E125EED2CA4198 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1352
- - 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=4372DA59E4B034AC9519D127B6BEEB30 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1772
- - 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=7A6AD15A7B537B3605463DDDD8DD2FC1 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3328
- - 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=52F19534DC5309CD0F748655D625E2E7 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1536

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3740

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
4b19084d6a9e70a1d8e35e67fd4cde0f

SHA1
cb794dbe140c863a2f2797853b2fdfe9294a6ee3

SHA256
9db56507a6665d66de48ce7574eb8c70e5c2ca97c3b8b70a33997d48442b8c30

SHA512
7718e755a77d5e57d1b82835908f60ef62b74f950642bb1dabf5b209e627082b02111333a5879679f07539c32148e9d353ca707e32a0007dc4811784d806b17c

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
memory/2468-28-0x000000000C2E0000-0x000000000C301000-memory.dmp

Filesize
132KB

Download