a066086f26217a2dcca15d745a1617982120e51b5646549eff5f4c02b8cabacc

Analysis

max time kernel
154s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
09/01/2024, 09:06

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General

Target

4de87a0e86e9de6e70e58aeeade35e94.pdf
Size

60KB
MD5

4de87a0e86e9de6e70e58aeeade35e94
SHA1

1e4cb23b82b7266d67056df9bd66a855085c5a2f
SHA256

a066086f26217a2dcca15d745a1617982120e51b5646549eff5f4c02b8cabacc
SHA512

ad9e501bd2af34655b45a13fbc6090f79b36a0dffceaae56f2ae3d6f18274cb80e42121cbd0fef0c9dd187e514931ad9c69e7b60dd6b51d2922cc86af3d947af
SSDEEP

1536:ohMIApclny6JcErQsBMA+f9W3z6kk9j/3Ew35BeqE:67y6JcmQp0ekA/3Ew3zu

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3256	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe
3256	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3256 wrote to memory of 4188	3256	AcroRd32.exe	91
PID 3256 wrote to memory of 4188	3256	AcroRd32.exe	91
PID 3256 wrote to memory of 4188	3256	AcroRd32.exe	91
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 4952	4188	RdrCEF.exe	94
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95
PID 4188 wrote to memory of 2128	4188	RdrCEF.exe	95

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\4de87a0e86e9de6e70e58aeeade35e94.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:3256
- 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:4188
- - 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=EFA9E12AC2BFEBE60BBCB900FCBB7046 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4952
- - 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=5A76CBD2BEB956FFB80E0E83FEF47166 --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=5A76CBD2BEB956FFB80E0E83FEF47166 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2128
- - 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=BCA72EBBE1AEBD5CEC31319860B8D19D --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4268
- - 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=E60F085E791B8C1326A47BD41F2527DA --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=E60F085E791B8C1326A47BD41F2527DA --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1088
- - 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=EF86869250CA4894E196F30F9B7CBE93 --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2760
- - 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=CA205E475D615559E8B211317516FAAA --mojo-platform-channel-handle=2984 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2776

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

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Downloads

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

Filesize
64KB

MD5
d267de8080256b1c4762a4a22644364f

SHA1
81d10b50c4cc364621b03d3024d5b324c8d336e1

SHA256
00b79e6ce6b50551e7c9c1f74748033737a07d0e8954e4a4101413121f56acfd

SHA512
fc0e978ba299fd4c14d0dea56ae3a5f3883c7a39fcbb8964d26283c9ff2491c949a9fd0632f9ba6e0bfb5f47830a4d8e54d244d5a6f46ca5a792f88c1f517d8b

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/3256-28-0x000000000AA00000-0x000000000AA21000-memory.dmp

Filesize
132KB

Download