9c843a5f60e65b209ad7146bedcb77986de05b266ce9f868db81908c3f4d4258

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 11:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1425609a85dcafde6d81894792c4492c.pdf
Size

86KB
MD5

1425609a85dcafde6d81894792c4492c
SHA1

18b1736ace13cbed8f6797522a549a67301c2fb1
SHA256

9c843a5f60e65b209ad7146bedcb77986de05b266ce9f868db81908c3f4d4258
SHA512

9b7673b8d09a09f4bb971fc0c43e8e3c30dca0081c946356a64bdfd1c37e3ff66e944b503c14a24ac698cd5b95ff4bcfa98156b9895a0ca82be585c5bac6d495
SSDEEP

1536:ObH/T9C2kJow8mRks1Jg+gz4rM49TLNrLH2D7Wl0Er1ECVhPWxApOGJHY:W/T9Bkew8mRksk+g8rLP5H2Dst1PVhQt

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2344	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe
2344	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 1404	2344	AcroRd32.exe	91
PID 2344 wrote to memory of 1404	2344	AcroRd32.exe	91
PID 2344 wrote to memory of 1404	2344	AcroRd32.exe	91
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 1564	1404	RdrCEF.exe	92
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	RdrCEF.exe	93
PID 1404 wrote to memory of 3668	1404	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\1425609a85dcafde6d81894792c4492c.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:2344
- 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:1404
- - 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=A59D234C4D6010C5417104894486AF10 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1564
- - 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=C0E67BE8742CAAABD63AACEA2A2AFCA2 --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=C0E67BE8742CAAABD63AACEA2A2AFCA2 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3668
- - 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=72D81ACDF2B47E1C4E74365BF99BD70F --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4088
- - 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=109CAEB93B897631AC747A7599CF4678 --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=109CAEB93B897631AC747A7599CF4678 --renderer-client-id=5 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1188
- - 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=F6F6CCA2D804505F3CC4CFB8B82EE826 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5088
- - 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=AB9196365F738BB080DAFA4C86E6E01D --mojo-platform-channel-handle=2272 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4356

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2780

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
d405a6d12b387e6b47c803c191f31df0

SHA1
9aeb055eac867241a56e0f38b13c1fba497309d4

SHA256
dd2ff5468509096d23b0c371393f1d41f8d5ef780a7ec6a60ea0cb4e87cfe5ba

SHA512
4c8270e9577f0ac1becfd07dbf7d4e705299d3eca24b24b594f298fa8ec6478b10c9e576cf6bb0ba3777d609e1172f638e2fef8f71e5fdbf6c24208d933547e2

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
memory/2344-28-0x000000000C080000-0x000000000C0A1000-memory.dmp

Filesize
132KB

Download