05a02867d68c6d2870dcd592cbce14377a0d264c61a9363c24023d5b7eb4a3c5

Analysis

max time kernel
141s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2023 20:30

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General

Target

f60c8fb5aa0c7fcfa1c9e1e2866ccce3.pdf
Size

24KB
MD5

f60c8fb5aa0c7fcfa1c9e1e2866ccce3
SHA1

d598489287f7baafd1fdf530aae10cf2a697ea27
SHA256

05a02867d68c6d2870dcd592cbce14377a0d264c61a9363c24023d5b7eb4a3c5
SHA512

b6491e208092f5871c54e4c611dc588212c55b8ae5449023e5d06363eb9b701020d8bb36fed1808c06582957ca78fafdf3518b2abe5ad028f8999e5731775110
SSDEEP

384:lsFlS3K6XgKV7cAgdOpW+0yS9Wmy5XuREnhu7qSzEMV1VHRZKxsbn+xCxAsqS+sK:5gGzpDBS9ty95SzEMU+b+x6AUYt

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 2448	1360	AcroRd32.exe	91
PID 1360 wrote to memory of 2448	1360	AcroRd32.exe	91
PID 1360 wrote to memory of 2448	1360	AcroRd32.exe	91
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 4812	2448	RdrCEF.exe	92
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93
PID 2448 wrote to memory of 116	2448	RdrCEF.exe	93

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\f60c8fb5aa0c7fcfa1c9e1e2866ccce3.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1360
- 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:2448
- - 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=470D45ACD990225DBC144D3099DDB776 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4812
- - 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=C9F1144CC51F2AE017C636BB2AF8CFFD --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=C9F1144CC51F2AE017C636BB2AF8CFFD --renderer-client-id=2 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:116
- - 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=E07752539C39367C6D4DB9E17951E37A --mojo-platform-channel-handle=2268 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3996
- - 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=9BFA40EC062B0B830397700654203216 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1616
- - 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=EECE2F9AA468AF9136620388FBF200D1 --mojo-platform-channel-handle=2272 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4524

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
d77785461e964dbd630963f87e673c6e

SHA1
f9753f8d7b0c6f778e3d070d90becdd7a97730c3

SHA256
1d7d9836864b32d16eafe87b898828a49c029e69449404df522f2f57e10ed7ea

SHA512
61a565a954380e57b5ccc733832c9b451f6a17b861b4107748dd5e5fe1263cda5d78d2d08396bd6639d1553ee82facde8c30d18dd86b1114f75883cd43c0c2c4

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