f4d72516e3e60d2cd3a103c227be0dd923578e932bec9121b6d134d96b4d0984

Analysis

max time kernel
143s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2023 14:11

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General

Target

Programs/Imager/help/enu/ImagerUsersGuide.pdf
Size

497KB
MD5

2aab2678fdc4277aed6def001bd1dd9f
SHA1

e6539b55f1c1346948f44029d8941457e79c192e
SHA256

b8d9f9872828db6aca5b5957007615a5a1a6d32e957ce2d283a7f27b6a0596f1
SHA512

a19a74a212609a16286b6068a930d414774a69c89642eea1df028fd053a50bf2578f141c8440d3e32f4d7205bbbd7611aa577ccffd01d8993dd23c2416272b80
SSDEEP

6144:SOGCx/Kb41ag7yWAW4bPOPg2izBJgDuzivkB5+OpQTa6PzKPhARStAv5:1dOy0WAHPM5izBwAh5lQTR2hA0KB

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3692	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3692 wrote to memory of 3704	3692	AcroRd32.exe	96
PID 3692 wrote to memory of 3704	3692	AcroRd32.exe	96
PID 3692 wrote to memory of 3704	3692	AcroRd32.exe	96
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 3108	3704	RdrCEF.exe	100
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101
PID 3704 wrote to memory of 4580	3704	RdrCEF.exe	101

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\Programs\Imager\help\enu\ImagerUsersGuide.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:3692
- 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:3704
- - 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=3B9604FD56226F2B76407B22BE86A8AA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3108
- - 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=720DC674CD121820B3FF43F6DA2013C8 --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=720DC674CD121820B3FF43F6DA2013C8 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4580
- - 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=3613EFD0A8C152F8921AD14C22C38F74 --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=3613EFD0A8C152F8921AD14C22C38F74 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3652
- - 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=03F492CCD7D1C5695365B95EBEB09EA5 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1244
- - 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=3D2F52A7AB9E82EB345EB243CCB75028 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4808
- - 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=C81DE6939FB65D04A91B6D1F89A46C13 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4820

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
892b553db2b7a1789871d556cef7726e

SHA1
10d9de61a1f0a2b0786a02ffacd41814ddaf4138

SHA256
efa9902a77a8caa552d971d9a19f81677142e53acbed62998516de52c399c3a8

SHA512
e0b4a21018d0eff8e0d54030c5cf7414e91356f2f007d08508074b1eebbf41a457ebfd7c046ed3f81928e86244adf745a123fb055d92305958f6d58e1187d536

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