961bd5d8989bd1f860c0b5931067b9ab727d0cdbbc958ef9a8992100f78742d9

Analysis

max time kernel
140s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
29/03/2023, 13:33

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General

Target

6_202303124586478965.pdf
Size

39KB
MD5

1963d371ea4542aa2e8f347ef3eda9af
SHA1

8241085c9332b77a7830205fc7e9dc308043496b
SHA256

961bd5d8989bd1f860c0b5931067b9ab727d0cdbbc958ef9a8992100f78742d9
SHA512

269c5a807c65f865d3bffb6347942a216ce5584551c33d8c8072c3820f6815499d8a86622981b531c1ed98a3c5f1f24f3e85c8e1b40f5be95e81d768b2fbc39c
SSDEEP

768:hgqcOUKn1tl83MLrjR6B6vySz+2HSvjxqoprfQGnhfD5xq3HQsrP8NkL:mqce1tl5HkBZS62HSTtlSg3kL

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-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3436	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe
3436	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3436 wrote to memory of 3604	3436	AcroRd32.exe	87
PID 3436 wrote to memory of 3604	3436	AcroRd32.exe	87
PID 3436 wrote to memory of 3604	3436	AcroRd32.exe	87
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2316	3604	RdrCEF.exe	88
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89
PID 3604 wrote to memory of 2892	3604	RdrCEF.exe	89

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\6_202303124586478965.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:3436
- 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:3604
- - 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=D86EBF02D380E0B6B0CBAA608C8D1EB4 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2316
- - 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=3891AF939E2A01717615E01DEF03EB3A --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=2 --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=3891AF939E2A01717615E01DEF03EB3A --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2892
- - 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=F1A29341254992402D0FF4715C9F3C4B --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2688
- - 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=7C01ED7385804D7AE61BE4FD4606F0A6 --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=2 --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=7C01ED7385804D7AE61BE4FD4606F0A6 --renderer-client-id=5 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2248
- - 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=CD7FB114D2331875563A813BAF8CE918 --mojo-platform-channel-handle=2632 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4304
- - 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=FD0E2408E7E4A05401B40212F42B9AB8 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2712

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4164

Network

MITRE ATT&CK Enterprise v6

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

Filesize
64KB

MD5
4a67f1f6a756e467588d8fb4a6cdbfd7

SHA1
211c268f3f382f335ea16b7a30258eb345afd52c

SHA256
50e7c7abe3724a8b0c4e0a8850fa2de1d662bf821ce4e8bceb15313b243db6e1

SHA512
c7e8d63ce6f89849510d3ee10d9f0b2c8630e2ee216c59376e31aa494e09945f1cb26f9d3403db5d00c830b3977675a5b89d336341a36a5f031a827439e3cb79

Download Submit