e35ec512d920bf819117bfef997806ec620460d8d6057b6533bb1de2e4647d7e

Analysis

max time kernel
4s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 04:26

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General

Target

2817a7a36b2d43a01c290f1a6e50148d.pdf
Size

34KB
MD5

2817a7a36b2d43a01c290f1a6e50148d
SHA1

1c547662a7a2bb4c2805c3bb7037e3c9d96fbf6f
SHA256

e35ec512d920bf819117bfef997806ec620460d8d6057b6533bb1de2e4647d7e
SHA512

d4692a3999c1421855f08bcb88ddb1beb085b02eb09af2bf90e5ee06dfc8a607d4288a0dda9f11463863f91e37f8daad9c208b2bc92ea1354da7b352c2de4e44
SSDEEP

768:YU+0Uos/1srBzOgsuJgM92QRxfzz+B1Kp7+7e9B:fe9q9zyM2QRlKBo9ie9B

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1384	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1384	AcroRd32.exe
1384	AcroRd32.exe
1384	AcroRd32.exe
1384	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1384 wrote to memory of 5068	1384	AcroRd32.exe	92
PID 1384 wrote to memory of 5068	1384	AcroRd32.exe	92
PID 1384 wrote to memory of 5068	1384	AcroRd32.exe	92
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 1492	5068	RdrCEF.exe	93
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	RdrCEF.exe	94
PID 5068 wrote to memory of 2616	5068	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\2817a7a36b2d43a01c290f1a6e50148d.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1384
- 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:5068
- - 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=82B48B1429A0413BE4FE6C170EF0A227 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1492
- - 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=61657B4018C9B108EBB5C3BB0AAC7624 --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=61657B4018C9B108EBB5C3BB0AAC7624 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2616
- - 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=4DEE617E7646F13A00F1CDAFE93575DC --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:968
- - 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=F521D6F9842F5CCBF6CF12E402E7D856 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4508
- - 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=E6F9E627854A39DA33137186F3BF1111 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3140
- - 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=DC2007492FFDB70009BC225C8775F9C7 --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=DC2007492FFDB70009BC225C8775F9C7 --renderer-client-id=8 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3480

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:384

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
938dd79db4a76355a8195ddb4c5e14ac

SHA1
c22c8e7f7ec81eddb921d4f10b47df44e2924a65

SHA256
0ef6e8709d34b0014eab059ed3f14ef6a0b5f3dac2b0d2351867ef0c583b3b23

SHA512
f492481e9e4b83462a5dbabc521a77e31b7840206e377631a09634fa18166316233250e6ea53825726f8dd7f50dc53eab66113ccbe110dfac47217a36ace0f06

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/1384-28-0x0000000009CD0000-0x0000000009CF1000-memory.dmp

Filesize
132KB

Download