578b12df89aadab0a2a6ccb5bf03ca4f44a417ab197b07cf975443f36d2d8c41

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 08:08

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General

Target

be18f4a9375edefa63d09154b89b53fd.pdf
Size

39KB
MD5

be18f4a9375edefa63d09154b89b53fd
SHA1

358bc62310d0bf900b089018e483b0feae0207d2
SHA256

578b12df89aadab0a2a6ccb5bf03ca4f44a417ab197b07cf975443f36d2d8c41
SHA512

66299b51f49f853b2a697f278e8739f66c290cc96c63937f00872b8672a1d6d01c625a67a95473f057de73ac479b83ef7844af02dd1f09ce88162f29d0a2ee18
SSDEEP

768:GgGzpDKmCnIrInxH47Cy6p21URyMUlRguPTrMaXt:TGFmGyHzOnlauPTrMa9

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
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5088	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe
5088	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5088 wrote to memory of 1576	5088	AcroRd32.exe	87
PID 5088 wrote to memory of 1576	5088	AcroRd32.exe	87
PID 5088 wrote to memory of 1576	5088	AcroRd32.exe	87
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 3276	1576	RdrCEF.exe	88
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	RdrCEF.exe	89
PID 1576 wrote to memory of 4852	1576	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\be18f4a9375edefa63d09154b89b53fd.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:5088
- 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:1576
- - 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=F72DF6EDBCB86BE08A28EF6C4CBD7937 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3276
- - 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=A02AA3DE212352532C6D499F13B3638D --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=A02AA3DE212352532C6D499F13B3638D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4852
- - 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=F75A776CA22B2C8D731DAE935976F1FB --mojo-platform-channel-handle=2028 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4972
- - 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=D9625BE3B39EAD9F51527F97E44181B2 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:988
- - 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=FDD9EC2E655B3420E1731725E0E5316B --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=FDD9EC2E655B3420E1731725E0E5316B --renderer-client-id=6 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3304
- - 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=FFE9B0E91041CFEC273C085B9B986871 --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1316

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4980

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
3464b10838a5d334f66e9002877e184e

SHA1
933521b9f8bf2c8df7b7e6ea364422750e14f0a0

SHA256
77bdb14ece77c11d5c6eef97e75752487d268b23b8f89e7b2ef4e67127b93770

SHA512
e8542d3da36f7d9e6c6e5b69bee853ec3750eb14729e7eea322610e7314d853d3a4ee7a79d84b674dfc3e3362aee29ba7c921b66cf91915b4aa33f58e5e67f86

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/5088-28-0x000000000A350000-0x000000000A371000-memory.dmp

Filesize
132KB

Download