b46a6c5c80974ba7013fa3fbba44192fe059a0d98d8786a61ff765d192624e14

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 07:16

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General

Target

c2c526e8ebdc7a549a634b5dfa402d7e.pdf
Size

12KB
MD5

c2c526e8ebdc7a549a634b5dfa402d7e
SHA1

1ea7d99ce7b2d721c7dbc36a0a38e2f7e7493244
SHA256

b46a6c5c80974ba7013fa3fbba44192fe059a0d98d8786a61ff765d192624e14
SHA512

98f35000055cdddc1c5e0d3f216b2a16b58c362dda5611f1b8ea45cd9359115015c29389ea9e51a562de3061fa1c4e3a04d5d4b7e4991f61eea4f13f2b71d3d7
SSDEEP

384:bONbedw+lJ5AfL1Fy0SfH4qxXdG6pRFuzXx7COuzoT2r2nEqi3bj/47fPeQ3:2fLi0SfH4q1dG6pRFuzXx7COMu2oEqiu

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 3624	2964	AcroRd32.exe	93
PID 2964 wrote to memory of 3624	2964	AcroRd32.exe	93
PID 2964 wrote to memory of 3624	2964	AcroRd32.exe	93
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 1324	3624	RdrCEF.exe	97
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98
PID 3624 wrote to memory of 4352	3624	RdrCEF.exe	98

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\c2c526e8ebdc7a549a634b5dfa402d7e.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:2964
- 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:3624
- - 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=4381E081787E74C2B5074E784A2B82E8 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1324
- - 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=91B6F031A6A5877335ECDC10B4350E2F --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=91B6F031A6A5877335ECDC10B4350E2F --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4352
- - 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=B22B07FDC75F1F70C611786A52C3FEFF --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=B22B07FDC75F1F70C611786A52C3FEFF --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3756
- - 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=F98860B0B81EA7658D8D86BE54A0F263 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3364
- - 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=4189F8EE01D8BE4C25691FD67DCBADF1 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2348
- - 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=CF4C04DEF411ECE52E1B7C4BFD8483A3 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3124

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3516

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
9539d76b2bed0aeb34152e329e58a94e

SHA1
313a99670a3ffb26605e0db62ea86cf127a61d74

SHA256
976fd37074df46af7eedbda3b4b675a6f1f969846b3aacb3a38c3201d3c1f363

SHA512
7ac14f1bf5b34e7f32a9fc57043d0df5fdd748d76a29c5a372969270f1b82cc974502080eb1dda0abaca63609042bc86091025ef499a1e9a139dc89f00d06428

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/2964-133-0x000000000A560000-0x000000000A6AD000-memory.dmp

Filesize
1.3MB

Download