19fdf48e152cb0e13871fac8e3f436da5675d4326911b38d1a882578e5e12391

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/02/2024, 02:23

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General

Target
0f24780097467c4c54f8f306346dff37.pdf
Size 2KB
Sample240206-cvjessdba8
SHA256 b4a95880394d20efe9cefcbcb323815bd871190ee5b0c21734452b62f8b6da6f
MD5 0f24780097467c4c54f8f306346dff37
SHA1 e79703bc71fad266a2c13c457b2c05112375bc35
SHA512 348a8af2c9cd724287569440bd32bb72d23fc19e78a30b795a5c7243cee00eecba3217fb2717b051385dbeb501ba88f061b875d6efd4c05d7e04b7a96e4a3a4e
MD5 SHA1 SHA512

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2816	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe
2816	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 3536	2816	AcroRd32.exe	91
PID 2816 wrote to memory of 3536	2816	AcroRd32.exe	91
PID 2816 wrote to memory of 3536	2816	AcroRd32.exe	91
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2216	3536	RdrCEF.exe	92
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	RdrCEF.exe	93
PID 3536 wrote to memory of 2836	3536	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\0f24780097467c4c54f8f306346dff37.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:2816
- 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:3536
- - 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=23A33C2173435985930E2E0B1F3CE043 --mojo-platform-channel-handle=1748 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=85CE03DAFAC07D28A6E534EB5CCC6903 --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=85CE03DAFAC07D28A6E534EB5CCC6903 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2836
- - 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=1BB91147247D293CB92184601352DFAD --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4740
- - 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=76B71B24DB4786108B2A1D6205A9843C --mojo-platform-channel-handle=2428 --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=43CA9B000AE269AFF41BE64DF9B93285 --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=43CA9B000AE269AFF41BE64DF9B93285 --renderer-client-id=6 --mojo-platform-channel-handle=2448 --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=5E52AAEBD940800537463FAB0FB7765C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1648

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 f03557caef06b20311f62ec075c2656ad9a1026b2305d72eb2ead205a2e81a48
MD5 a6bb99770f989848ad7083c52f3465cf
SHA1 b2716096925fe3376dc29c3e2ed7b95f2dc506b6
SHA512 09049da354e94f3ebcd04c16175c9761bf08445b2c60a07387803a45508a27c3c5900243480b17f9b9efd9bbb1f413679bc891e738201a4e584c9d73d6fcac07
SSDEEP 384:yefdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:C+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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