e7e9e29e01beb001780cefde264239eb8a523b867f36e14c3bea4629a76d741c

Analysis

max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 15:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7a7fefaf9247af5c4aa2e3eaad00dc9e.pdf
Size

92KB
MD5

7a7fefaf9247af5c4aa2e3eaad00dc9e
SHA1

e91bd2583fc4b6d04a3d746e8911b0b818d72b1f
SHA256

e7e9e29e01beb001780cefde264239eb8a523b867f36e14c3bea4629a76d741c
SHA512

1b23927646af847e1ef49221fd843de2848cf25be10d9089bf0ac49896cf2e647c242fbc5246ec996262f4ab7828c3ad3abb0e9c571cb289723b96b04081b384
SSDEEP

1536:M1W3Mnw/X+32ShNIiBQOKiej73FSxGForMxhXzfq4y7HmC0n2OsWkNpOP5CsR76b:Ow/y22tBQO7+73FSxrM/XzVyjmCg2+Pc

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4296	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 748	4296	AcroRd32.exe	91
PID 4296 wrote to memory of 748	4296	AcroRd32.exe	91
PID 4296 wrote to memory of 748	4296	AcroRd32.exe	91
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 3104	748	RdrCEF.exe	93
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92
PID 748 wrote to memory of 2400	748	RdrCEF.exe	92

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\7a7fefaf9247af5c4aa2e3eaad00dc9e.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:4296
- 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:748
- - 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=C776E075FBEAB2D6924FE89FA4544FE1 --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=C776E075FBEAB2D6924FE89FA4544FE1 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2400
- - 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=91EB7556924237499DCAEC43050BDF11 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3104
- - 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=4B0209F7DCCE4013C5DC911FADAC9776 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3100
- - 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=35208F24C3CDFF7D74572ED2E3393E17 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3972
- - 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=41768D40E6179B86B2F735FF3B6257A6 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4220
- - 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=5D213DE5D80D2473AEC136FCBEB86C48 --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=5D213DE5D80D2473AEC136FCBEB86C48 --renderer-client-id=7 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:820

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
08370438f878a0896d8cc3aa9f3fb27f

SHA1
5b1463264ffe40499309613901bc257c3ac8f72c

SHA256
5036b512f85d35e6b880e28ed0cc46f7c374f8acf11855102fe8e10931c68fa8

SHA512
0731e3fb8bf13a90fe3c26ade09880b2b70edc6743d24e7fa17498299b19e7ed42d8f97ee07b79e7f2c43dca9552b0c23047ca365b4897e9115a8d5cee58aedc

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