fed04a912eaac5ec234d14769553cff76ec095b17bf8a09faab00fe7799e3dd4

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 13:58

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General

Target

38e9c868e1088308efadfa3b012cf848.pdf
Size

84KB
MD5

38e9c868e1088308efadfa3b012cf848
SHA1

77dbab0f3b3ca3a49efb50e28dbe0fde90a265d7
SHA256

fed04a912eaac5ec234d14769553cff76ec095b17bf8a09faab00fe7799e3dd4
SHA512

d3453e8c905cba7588104290ada854cd44daed16821f37439d585d00cb167df7d558c7f1fbc889e4c74725c995e569fe99aa58d2cc38ff4049b1f36c5e9fc8b3
SSDEEP

1536:hqrzJt3YVZ7AknXrKyOQXVbp7VvUxtzS5Bd92ejVZKI7QRD8/D7AqWEf3OEEWHpd:gvO/7KDQl98eivdaAyvfMvm

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
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
392	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe
392	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 2356	392	AcroRd32.exe	92
PID 392 wrote to memory of 2356	392	AcroRd32.exe	92
PID 392 wrote to memory of 2356	392	AcroRd32.exe	92
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 5032	2356	RdrCEF.exe	93
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	RdrCEF.exe	94
PID 2356 wrote to memory of 624	2356	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\38e9c868e1088308efadfa3b012cf848.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:392
- 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:2356
- - 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=2B3B199250A2088B5609BAC10B77A61C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5032
- - 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=6D806354F0785B2E718B69345B32811D --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=6D806354F0785B2E718B69345B32811D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:624
- - 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=498E3DB9B328C0F5722C20F8BA2500F1 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1612
- - 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=70B6FCFE46EB10B7755AA290D14A932E --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1632
- - 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=F6D3320CDD9B8A319198B7B956FE7376 --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=F6D3320CDD9B8A319198B7B956FE7376 --renderer-client-id=6 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2100
- - 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=20AC91F69569D30850A7E13DC14BD4D4 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2888

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2216

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
8aa1d5c6edd34a963e2fb3fd212c10ca

SHA1
c0f703a78077a534ef7631ecc500399e9ad4b5cd

SHA256
13284092f94af74233894f7236e8781c77a38ea157ce75d4d3d52015baf359df

SHA512
a6bf969ca0e957f1c031c48dbea5f2eb7f8eae3c55467aa16a808ffb605dabcb722e6e23ec92aacc4c31679b718287da369e636770028f8ee413c0e3a983d7a9

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit