9b01fb416229dcd091d523edeec5e3c0eff6858b7cb43752cd6a7d18af4dc5a7

Analysis

max time kernel
141s
max time network
125s
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, 11:10

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General

Target

11037b266bade67b842821b4b3ab034e.pdf
Size

80KB
MD5

11037b266bade67b842821b4b3ab034e
SHA1

fd2081b64006872bafae945f29123ec684a6a980
SHA256

9b01fb416229dcd091d523edeec5e3c0eff6858b7cb43752cd6a7d18af4dc5a7
SHA512

ad0a0b440c0293bb7641139e3eebc90af6bda313549449d299560e62e7ba435f4ae2afc5e0fdcd7aef40d345d7210eb1f4a02cdadf92b98410bc3ad621bb38d6
SSDEEP

1536:NMecMqhDx+lGRq4IpKFp7e45R88AXmfFyWGpOKhgMOqnWOBD0Dgbof92:GoQyGRkKj7esS7mfFbKhg5qjogL

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3372	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe
3372	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3372 wrote to memory of 3380	3372	AcroRd32.exe	93
PID 3372 wrote to memory of 3380	3372	AcroRd32.exe	93
PID 3372 wrote to memory of 3380	3372	AcroRd32.exe	93
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 2216	3380	RdrCEF.exe	95
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	RdrCEF.exe	94
PID 3380 wrote to memory of 4972	3380	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\11037b266bade67b842821b4b3ab034e.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:3372
- 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:3380
- - 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=C0ECC31F6F505E32B080CF298753DC0F --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=C0ECC31F6F505E32B080CF298753DC0F --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4972
- - 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=A74EC5957021A1ED1742D7578A5E0B8D --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2216
- - 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=06D2AF410E57610B4F3C413D4E96D686 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:560
- - 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=5540D3752720F3144D21CD97B8984526 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1572
- - 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=526724EE950C6753B2351C8E2739C425 --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=526724EE950C6753B2351C8E2739C425 --renderer-client-id=7 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5108
- - 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=3E64D60D3AA096C389C11F668251369F --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2932

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3976

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
a28018fb81585c1864d5c2b5663319aa

SHA1
a667c962b4e074f45e9a2de7bd45f02cf28b7a0b

SHA256
fe8be5f74f77804100874e94955face8bbae1f739a20e0de3218021755cf58b6

SHA512
68df35c7510ab37db138544d4d262bef74e57e5efae56b1b4906164a475ddac5ca11f054c6cce1de11e2da0c8480bef19b0b280fce13663eab85086354d343ae

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
1KB

MD5
d0df5f9974138501424cb06472477adf

SHA1
9d143e2c9c48327c6fa0b4f2fb65be982037db51

SHA256
6c3615c908cb98afc062e70b7f985bf7b667fd8540a25824aa07a14b6b6a05d6

SHA512
9a7d8b47a8311e00ba206fee9bf0d42991a0caaf43492ea067bb6c9eb333a3231a35bae1efcd95add82d6dbfcfef5e10d42c084b9e73c5fdd7eadf8131324617

Download Submit