0fbcaf75dbd7968e97064cb496d6430ef5e046ecc39b16ab34444042774aba4a

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 06:46

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General

Target

0c96e4cf1938b9050989f7f723455a10.pdf
Size

94KB
MD5

0c96e4cf1938b9050989f7f723455a10
SHA1

19ecdf0559ce870c16bcb7964c42ee3284994acb
SHA256

0fbcaf75dbd7968e97064cb496d6430ef5e046ecc39b16ab34444042774aba4a
SHA512

daf3058e66eb6dc920ad11cf46ec71587160a2aa6b5bfecec103f10f42fb1a68ed63c069273db4bf3d2b766d3542bf8b752f3d300410a41fc1fa42d4e9a9d101
SSDEEP

1536:oNQKUpNuzQolj8Thvkw03TUqc2rym5mXY4LQmXSaL+Z9kMGfhW8pOGt1dURIWaDj:UQKGIkookjA2ryDjLr5Y9khkGaRquen

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 behavior: EnumeratesProcesses 20 IoCs

pid	Process
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2324	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 4664	2324	AcroRd32.exe	89
PID 2324 wrote to memory of 4664	2324	AcroRd32.exe	89
PID 2324 wrote to memory of 4664	2324	AcroRd32.exe	89
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 4404	4664	RdrCEF.exe	90
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91
PID 4664 wrote to memory of 2492	4664	RdrCEF.exe	91

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\0c96e4cf1938b9050989f7f723455a10.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:2324
- 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:4664
- - 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=90F736641CD1873D6F72E8C69E4B63CF --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4404
- - 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=CBDC5D60ECF0F8CF0FEDD367FB812944 --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=CBDC5D60ECF0F8CF0FEDD367FB812944 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2492
- - 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=15175783952C7FFB3906625409AE1432 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3336
- - 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=0E59CF604EA811E3D11D147DB9E130DA --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1540
- - 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=EBEF5ACCAA9353F05B73D97314401584 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3052
- - 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=D7C10A40487E3314BB04BFFDEF1607F9 --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=D7C10A40487E3314BB04BFFDEF1607F9 --renderer-client-id=7 --mojo-platform-channel-handle=2192 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1348

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1736

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
3b115cd76fbaa9f512cecc9b550ff41b

SHA1
bb1e9ce09b48f68e9f4b3d9c0fd627d932f884d5

SHA256
4d4dcac0546988476a0535e992f45d7526dec9d53f15171a5ed4f51cf89f2279

SHA512
5947f5c202a724febaa9baaa7807394f0060d6793031016c26d1787685e8f0879a2b93774687d5a92ba7048d6afe9dc6418b9d7b2d8803b6477e2672c5e6a923

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