6ad3371c593b79b7db851e70d3a8ed19c5195a2beb898ee663c82d0be7422b42

Analysis

max time kernel
142s
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
30/12/2023, 10:26

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General

Target

15dc4a9b18d8ac5081e8e774c1c213eb.pdf
Size

77KB
MD5

15dc4a9b18d8ac5081e8e774c1c213eb
SHA1

827ad6a64fc16144f6d7c64f27024a18037b5716
SHA256

6ad3371c593b79b7db851e70d3a8ed19c5195a2beb898ee663c82d0be7422b42
SHA512

c1ddd3c2ae958fe389b9033867f896dc6832fa5fffe72c63f248fbb00b69f315b71d7599a3d0b3d52fc0a91d786a727cea2eff6c8b869e58b7df3882f68d605d
SSDEEP

1536:4zhcrpiUwJYGNmjOI8MO/F8mo0l5Oq87zwTWHpOvdenAB+N6WNdMF6hq:kaVZwJYlaKmoE5Oq5vdiAwNzdMF1

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2672	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 1376	2672	AcroRd32.exe	92
PID 2672 wrote to memory of 1376	2672	AcroRd32.exe	92
PID 2672 wrote to memory of 1376	2672	AcroRd32.exe	92
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4416	1376	RdrCEF.exe	93
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	RdrCEF.exe	94
PID 1376 wrote to memory of 4236	1376	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\15dc4a9b18d8ac5081e8e774c1c213eb.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:2672
- 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:1376
- - 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=32EEF1EB833CB40664B2EC4C2AF7ACF0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4416
- - 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=060CCD146FA6DA0E65DF8DEDC5FE12CE --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=060CCD146FA6DA0E65DF8DEDC5FE12CE --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4236
- - 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=2820B2A94986E1CE97CBFD2A3630465E --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080
- - 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=2F9CBFC7F810D9566FCBAB9E34E12C88 --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=2F9CBFC7F810D9566FCBAB9E34E12C88 --renderer-client-id=5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4824
- - 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=3F38778C408A1F107AA5192AAD7237A9 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:376
- - 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=79D4B3D5E8D492D108EECF993862083E --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4520

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3540

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
f1ef6460d795e9387ac2ab03cc197544

SHA1
d0a408f600854e5931e5277d73652d6896656845

SHA256
4223137f9efdad2b2cd1d187b4ede8ac6b96a0f39d7c405a4eae4cbf5c48c333

SHA512
2673c15f835c4231d0fa71c8657e706370ad7b70a162fcf5b13ce645a5ad4c2e399e9b371774ebb62b825a93552da16b1f13ff606bfc5dcd3e35754e0f74b128

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