92709e4fcca755195cd372045c19b4ee04162fa21235c00716f2508a9da4d888

Analysis

max time kernel
143s
max time network
148s
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, 12:11

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General

Target

1c46268f35d7796f56d93269b4bb9f0b.pdf
Size

82KB
MD5

1c46268f35d7796f56d93269b4bb9f0b
SHA1

322d8fdf4548435e7b092ec7f0a500ea867b020b
SHA256

92709e4fcca755195cd372045c19b4ee04162fa21235c00716f2508a9da4d888
SHA512

fc1c95baf3c1864aa2e252bf44a6694043782ef766ce33e0d4a0134304df2826077fe65b84dc91b14847a962edf327453076a4beb9c3b4d5a60a40d073eec7ff
SSDEEP

1536:pdMtq5DmUGx19JmlDhZqAx5oFuqMCUZQg8zfHQFWsWqtYvoev9byWQpOCZeApFL5:rMtK9+JmLZqY5uugUCnaYvfbVCdl

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1956	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe
1956	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2216	1956	AcroRd32.exe	92
PID 1956 wrote to memory of 2216	1956	AcroRd32.exe	92
PID 1956 wrote to memory of 2216	1956	AcroRd32.exe	92
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 764	2216	RdrCEF.exe	93
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	RdrCEF.exe	94
PID 2216 wrote to memory of 804	2216	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\1c46268f35d7796f56d93269b4bb9f0b.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:1956
- 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: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=3C6FD1A0683805FC454BCC7109FE65CF --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:764
- - 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=D1C498A16490B5B606BFCE8BAE4C5CB3 --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=D1C498A16490B5B606BFCE8BAE4C5CB3 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:804
- - 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=E9CC0734E21D9C78477D40544F977A2C --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4288
- - 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=218D3F9662FC0EC2C52A5835B7154057 --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=218D3F9662FC0EC2C52A5835B7154057 --renderer-client-id=5 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2772
- - 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=9E9A0514ECF77ACA6F60A4B109E6C39B --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1596
- - 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=4163C3D5D33F112645E30D0194D7485F --mojo-platform-channel-handle=2388 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3020

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2264

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
d9b2312b630bb12e5a0cec3549c8d4d3

SHA1
02d24f190cdb31b45cec2e35370fd017b5de73f0

SHA256
d1fee1e6cc0a1aebf9a8c8867d54d585822253105fe324b99235bea4573d6231

SHA512
d440cccde54055b27c6a9bc713c62adfe5de11e6035e675bed4e3851fe22af3b99838667154d78fae7f0132fc23f4d13c7b23f273782f4ec10e43854a50d79bb

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