6986c7fc4d09429f1712ff992d9ea4c03917f278c111beb55eb41d7ce63b8193

Analysis

max time kernel
145s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 09:31

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General

Target

c5873fd9b5de07731891d19f6be43751.pdf
Size

42KB
MD5

c5873fd9b5de07731891d19f6be43751
SHA1

f6b8f990ce89a02161e58c5fa12e3b56d801f046
SHA256

6986c7fc4d09429f1712ff992d9ea4c03917f278c111beb55eb41d7ce63b8193
SHA512

a6dd60f763f3d59282a0d4bcc5f1df1830f90e5119d31861404d178a34fa4e822cacdbfc2e2cee8a4a5dc2415d01b5b667e0493eb9e3a4226dabab1b7e52b064
SSDEEP

768:m7cQCId4Jvt0vqz6U4OMLKj7+wSXa/wq6T4E/FoVpguI:mRX4GWjsq6TnG+uI

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2900	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe
2900	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 1208	2900	AcroRd32.exe	85
PID 2900 wrote to memory of 1208	2900	AcroRd32.exe	85
PID 2900 wrote to memory of 1208	2900	AcroRd32.exe	85
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 5072	1208	RdrCEF.exe	86
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87
PID 1208 wrote to memory of 2024	1208	RdrCEF.exe	87

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\c5873fd9b5de07731891d19f6be43751.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:2900
- 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:1208
- - 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=76A840943D736693732CB01C8B4530A0 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5072
- - 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=F68A746B9ABB2F3D35EDF06491D6F940 --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=F68A746B9ABB2F3D35EDF06491D6F940 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2024
- - 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=E15CC6E6342FBA6C0631CE681BF712CD --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856
- - 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=A365AA6944804CA00C1660F42E6701A1 --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=A365AA6944804CA00C1660F42E6701A1 --renderer-client-id=5 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3820
- - 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=2A2972876710FA7C4152A685FFC877BD --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:864
- - 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=EAC42304696463D5580C377128D622B9 --mojo-platform-channel-handle=2828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4412

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1988

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
b6dc968c652c990e16aafb89ce564546

SHA1
19ed530687f2cc200e747d012323073f759501cb

SHA256
6ab21e749eb864cc378cb73a82ab57b39ad1817746e85d7454746aadcc4276f9

SHA512
62fadc55c4e2a51f1daf201f76dc7d3c3d30b3b60b58b95fcef91b829d3a5cda9adde9babfc25b2f52e05100157aa685af4a473e56ebc7021995a6039bfb8193

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/2900-25-0x0000000009FB0000-0x000000000A000000-memory.dmp

Filesize
320KB

Download
memory/2900-28-0x0000000009FB0000-0x0000000009FD1000-memory.dmp

Filesize
132KB

Download