ba7c89aaeb4705498960b9c3e9629fae9cc7df4a105d343c455c7f7a166ae824

Analysis

max time kernel
148s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08-03-2024 00:09

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General

Target

ba038676f373f7cec8efba3d7025a241.pdf
Size

195KB
MD5

ba038676f373f7cec8efba3d7025a241
SHA1

8f1b41156490fa6d34788228793d89a931f1c5f4
SHA256

ba7c89aaeb4705498960b9c3e9629fae9cc7df4a105d343c455c7f7a166ae824
SHA512

6586cad11af5df12c63f8854d85b91f4bcf681ef885b0fee6bde4f3f4ba4cc1d6d09ea248b9a1d1461ae3d9a2f4ee47e8cb5b67b5dbc69589276b979f06639d9
SSDEEP

6144:T+nc+zfoWMB8C/XvKPv/2WAgqPpmZnzT2v:T+n5wW4HXvgicZn3g

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1148	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 916	1148	AcroRd32.exe	96
PID 1148 wrote to memory of 916	1148	AcroRd32.exe	96
PID 1148 wrote to memory of 916	1148	AcroRd32.exe	96
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4996	916	RdrCEF.exe	97
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98
PID 916 wrote to memory of 4928	916	RdrCEF.exe	98

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\ba038676f373f7cec8efba3d7025a241.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:1148
- 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:916
- - 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=2663347DE97AE8CB443790AE60DCD41D --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4996
- - 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=AED38456763D5BA1652B89C4C1A96401 --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=AED38456763D5BA1652B89C4C1A96401 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4928
- - 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=52C1A7D2E191295018F3FF6DF942E292 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2624
- - 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=5F4EB047305A7A382398EE932474D783 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3452
- - 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=AF5D3FFAE04A7FB386FB13CED847EE9B --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=AF5D3FFAE04A7FB386FB13CED847EE9B --renderer-client-id=6 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2568
- - 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=465C4D5FCF9A35AF03FBD6942F5A8958 --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:416

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4504

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
da7178e24231244d1cdb693ebe9ef44b

SHA1
3f12190f84353acf6ad44000110826d81cf2405b

SHA256
136c537b9c2ddfb4e5466c2a820d52561e260b54c1c4eda7b3b4bba783197f2b

SHA512
872994766da422f447ec8edd8b0581fd9494bdb8aaf03b70636f9e8547408e68c66b59343baa6c736d475217bde071216caad0b6f6edd23a2bba4011c15401a8

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/1148-70-0x00000000091B0000-0x00000000091D1000-memory.dmp

Filesize
132KB

Download