bf63c0f8f6a65b185f07f2761f4499759ea8a51dfe6d86468c52271eb94dd038

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 19:13

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General

Target

46fb7d996fbcb2f31d615fdfa76d2505.pdf
Size

120KB
MD5

46fb7d996fbcb2f31d615fdfa76d2505
SHA1

dc87bfc393689016c94ddd5d8966e75135246a61
SHA256

bf63c0f8f6a65b185f07f2761f4499759ea8a51dfe6d86468c52271eb94dd038
SHA512

1d588b771e27b918248750013ea18830f1bd033ab015c9c154a46b65cedf532d107922c2ef7f5b87208d3c3363d2d9de401165f6859663cc717e775255bb658b
SSDEEP

3072:e6Sz2bHGICFHykFJQ23DIKMBlvpAzPAVWrc:lSKbHgFS03EDHf

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1304	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 4400	1304	AcroRd32.exe	96
PID 1304 wrote to memory of 4400	1304	AcroRd32.exe	96
PID 1304 wrote to memory of 4400	1304	AcroRd32.exe	96
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 1196	4400	RdrCEF.exe	98
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97
PID 4400 wrote to memory of 4376	4400	RdrCEF.exe	97

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\46fb7d996fbcb2f31d615fdfa76d2505.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:1304
- 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:4400
- - 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=DC77B0968D44AD8561AE1681755DC235 --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=DC77B0968D44AD8561AE1681755DC235 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4376
- - 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=18D328B39370203E6034F1B1BDCBF312 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1196
- - 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=9774DE1C8808E67A18715A28212CD88E --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2104
- - 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=C12ED8F1023829A9D8D57469B9A19EFF --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4836
- - 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=F7E2DF2AF441ED2DF140911BE4FC9119 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1780
- - 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=6182F20F7A0E49C2888C994478821149 --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=6182F20F7A0E49C2888C994478821149 --renderer-client-id=8 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3756

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4848

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
b719c2722f255de183bf92e516abf418

SHA1
a4fc73ab0a6acbd55b63acc3cde759541a4fdd51

SHA256
db754dae32f6d220f53be77239d13acd5a60140f7a08dab023c631bb5007f9c1

SHA512
698a34acee3fa643867251fb519493b6d38df34d3988cf8fd777a018c232b1cf64535fd36205f286c45aaed88ab136dcdeb26bbdb4ee8b9696455a256d664dfc

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
memory/1304-25-0x000000000D1E0000-0x000000000D230000-memory.dmp

Filesize
320KB

Download