93bcbbc47458ff03ada1967f218d673e4c03ec8a45e0b2a99878c5697eac9a72

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28-02-2024 12:24

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General

Target

abdea02f15e9499131aa24ec75dbd5dc.pdf
Size

90KB
MD5

abdea02f15e9499131aa24ec75dbd5dc
SHA1

c767c5b22d03d93d5455a1d523a1d90dfa31c305
SHA256

93bcbbc47458ff03ada1967f218d673e4c03ec8a45e0b2a99878c5697eac9a72
SHA512

a2674a0f2a308ed50d38aa546aacae9d3bd4c1352ca4d0e86a168918110df347a8e2cad2e9b73a41c79389e57b66d9d996a62c3161d43cebf207ac1b5a714493
SSDEEP

1536:kZku2ChrqU2IeWodV7/EHMVV11+hkrpaKPqYvn5SYZtELEJZWtNEsZWbpON1QS:Wku2oqZbLEsV146tbTTJqasbNH

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3620	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe
3620	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3620 wrote to memory of 2732	3620	AcroRd32.exe	92
PID 3620 wrote to memory of 2732	3620	AcroRd32.exe	92
PID 3620 wrote to memory of 2732	3620	AcroRd32.exe	92
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1516	2732	RdrCEF.exe	93
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	RdrCEF.exe	94
PID 2732 wrote to memory of 1688	2732	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\abdea02f15e9499131aa24ec75dbd5dc.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:3620
- 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:2732
- - 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=EEDC6C59851F722488D4049D3F7B0790 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1516
- - 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=7A9DE2FA3B1CE0088E88AF50AB80E870 --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=7A9DE2FA3B1CE0088E88AF50AB80E870 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1688
- - 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=E97B1EDF2F9844BE4C7E81232EF5A503 --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=E97B1EDF2F9844BE4C7E81232EF5A503 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3592
- - 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=AEA7E8C61287DEF48C9A449F9D515687 --mojo-platform-channel-handle=2212 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2712
- - 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=9B7F55FB52A76F8A6B85DA02DC8DC77A --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2596
- - 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=8BA898B524764ADBC514D67332B82034 --mojo-platform-channel-handle=2208 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4180

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4308

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
e2f7f8e53dfc712eacdb4e14c605e4d0

SHA1
bc27a44900c87f6f06bd04d3a3d5f7bd03ecdfe6

SHA256
ad07035c1efbd8c8c5fbfd1e99bcd1d6a33e4d74ad22bc5cf15a33c4ce521015

SHA512
2b5141e75fafc8f0e9aa7f9405b7d4b0269c7e2ee64cf32f343661692810e0529e4ec4128e161b4fbfc77c806542ab779f9cbd6aedd8311159a71c24aee9bb21

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