edd9b41688bb002aa71bb923b4953ced080e89d42242ceec0b60e77586537fbc

Analysis

max time kernel
149s
max time network
152s
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, 12:49

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General

Target

36bc6621f7bce53e7279d6db1cba8b82.pdf
Size

85KB
MD5

36bc6621f7bce53e7279d6db1cba8b82
SHA1

362f1b262a376baff451fa67ec1bddf3ed0b5d39
SHA256

edd9b41688bb002aa71bb923b4953ced080e89d42242ceec0b60e77586537fbc
SHA512

1374d63f06cd87d6681b9dcd11eafd2b24bd34718ec7688f63fa816ae1a1f45aa026d48950b986b29517ac178a7af42f3e8bd32c7c4608ba62fd833cf008a1fc
SSDEEP

1536:Z2q+RRrRvd4BC44iBQCcbel6rKlGpGdDNqioQWkNpOPaWYdr8NKp9p6mev7S:0VF4C3CcbViYENqhlPgIAp9I+

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
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2176	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 4300	2176	AcroRd32.exe	91
PID 2176 wrote to memory of 4300	2176	AcroRd32.exe	91
PID 2176 wrote to memory of 4300	2176	AcroRd32.exe	91
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 1356	4300	RdrCEF.exe	92
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	RdrCEF.exe	93
PID 4300 wrote to memory of 212	4300	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\36bc6621f7bce53e7279d6db1cba8b82.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:2176
- 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:4300
- - 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=E3C556872F9007DA557EA1AA09CADB96 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1356
- - 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=FFFA389839BF13620EAB7C7E707F9899 --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=FFFA389839BF13620EAB7C7E707F9899 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:212
- - 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=7B452A6AB8500D77FB2A38694C387CAD --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2068
- - 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=7959571D1EC686C81CA4A0ABB5AA7A4C --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4200
- - 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=997CEFC2E0EB7D445F3C325CA6F366A3 --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=997CEFC2E0EB7D445F3C325CA6F366A3 --renderer-client-id=6 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2916
- - 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=A9D0059BAC49DCB7163A38DFB86BFC70 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4352

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2556

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
0de1710ef04fbc664e275977c91b07d1

SHA1
e80d9deea4e1ebde24f1c19810eb923907fe801a

SHA256
26987f1eabd63a51b24b962362f13a1b09f90de964e27c06469a379a58a6be9b

SHA512
bdd1e35e3209446de7efd5da6948348d25c8ffd09c1823aea38ba4ee3f51f99cfe6867ddb0ca6a7c4d66ba1244e7d11c7d4b51bde1d97b2011a9e04f0421ffc2

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