119fb774f891b210cf2fec04976b3b1209a669db7706fadc164bc1368613a554

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/01/2024, 19:02

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General

Target

72ce0a4b3e5b2b2f53b5c197239f665c.pdf
Size

76KB
MD5

72ce0a4b3e5b2b2f53b5c197239f665c
SHA1

c39088d61230cce774a990db72c8476d481b2cd7
SHA256

119fb774f891b210cf2fec04976b3b1209a669db7706fadc164bc1368613a554
SHA512

a95503d3e705db43485aa0ba674c3d23b721550a58269befe834249a0dc80985a3a1aaf84f32c1f47b925d4ccc097c44ef7861370cbe51adf682d015ef6c39a1
SSDEEP

1536:Fg1jb5qDjMvUJTmnbkopjpHN2EbruBSPYuNWGpOKlcRisqWbb0mvm4b:2b5eZJ6nYfEiEPYRKlcRis5b0mvR

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
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3620	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3620 wrote to memory of 1520	3620	AcroRd32.exe	92
PID 3620 wrote to memory of 1520	3620	AcroRd32.exe	92
PID 3620 wrote to memory of 1520	3620	AcroRd32.exe	92
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 3520	1520	RdrCEF.exe	93
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	RdrCEF.exe	94
PID 1520 wrote to memory of 2192	1520	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\72ce0a4b3e5b2b2f53b5c197239f665c.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:3620
- 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:1520
- - 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=BF4F428CD164CEAD20E6413DA6A37241 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3520
- - 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=F9FD84058629898CDD6F2698418EBE84 --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=F9FD84058629898CDD6F2698418EBE84 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2192
- - 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=3872C518BA5A6CEB0B55037895D92D05 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3712
- - 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=455E2DA9D9099CC5C3AF040B8FE2C5AA --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=455E2DA9D9099CC5C3AF040B8FE2C5AA --renderer-client-id=5 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1728
- - 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=604D8CE6E1899AB19290762587177BA7 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2728
- - 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=6F9CCB4DC6F63780258E5351EF3D5CE4 --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3976

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:400

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
68f305b1eb695daa75d4973c924d93ae

SHA1
67d17a5ac1adab57d0a3aba379b2e5026d49a2fd

SHA256
10c4cfee55f4c1146db4f4d0215d9d66535a2cc0d656441869d6f8dd8f232ec5

SHA512
6549755f17152eaf141a981fe2094a1a00b2802c35c89a0b3b335c0e86a99b10daffb0205289c864be7bcda350922372b37a5f3984848c40b1c8330fb5b747fa

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