033a9681b892126631db90668773fffff4d5eeda67620704293d829bf9f8940f

Analysis

max time kernel
142s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 19:12

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General

Target

015c5b7d73ec5d8da09c64e68e62a0b0.pdf
Size

84KB
MD5

015c5b7d73ec5d8da09c64e68e62a0b0
SHA1

36738b5f1075d55062619a46e4c544aef1183de6
SHA256

033a9681b892126631db90668773fffff4d5eeda67620704293d829bf9f8940f
SHA512

fd478fd026e7629873b0ed5682497f0d06628b47078ae6772dccde00a88c86bcf9eb751524c59c762c9e6e8bc0a193a762812e8e6bf57e4691c4a16aad7aa75b
SSDEEP

1536:xfBDy6QnTpgrgrH+dwJPKi3GKWI+A7xpwGXhCn9JGikG3fW9TqJ9ehzzWapOtQL8:TD0pgrgyEPKi3GKWJAlpNhZikGmlctQo

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe
3116	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3116 wrote to memory of 4756	3116	AcroRd32.exe	94
PID 3116 wrote to memory of 4756	3116	AcroRd32.exe	94
PID 3116 wrote to memory of 4756	3116	AcroRd32.exe	94
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 4636	4756	RdrCEF.exe	98
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	RdrCEF.exe	97
PID 4756 wrote to memory of 3108	4756	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\015c5b7d73ec5d8da09c64e68e62a0b0.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:3116
- 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:4756
- - 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=EA657A7B9605AA70A351A051B03F4A01 --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=EA657A7B9605AA70A351A051B03F4A01 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3108
- - 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=DB1516B7A7536B5C0A6FDBFB65175F7A --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4636
- - 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=838CC4E9C4A66B1B738A3C31CEB62A63 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2272
- - 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=387F985153460A7248285728EC1322C3 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4812
- - 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=52801561CB3874ACFC4F49F3954BCD39 --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=52801561CB3874ACFC4F49F3954BCD39 --renderer-client-id=6 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2880
- - 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=FBACD8DDB1BAA32B2AB43867B616D47B --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3656

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:736

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
c34ad84cb6481d1835bd9f0af1bb1af6

SHA1
5f69e640e02f38a7666f60cd45c83c657d789088

SHA256
be9547423bc90aa02a09613c12d8ff43c64ed7b751a5b707295e0b27af463aa9

SHA512
64f92303048d07f3a88cf4dc513a36d8c9b7b89f50a7ceccdacf06a3b11fcefd8ef6a1d2d12e6244ab2048364b8e8a8153d6a48cd1ecf8bc8d6c64d4e9b65bcd

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/3116-27-0x000000000AEF0000-0x000000000AF11000-memory.dmp

Filesize
132KB

Download
memory/3116-31-0x000000000AEF0000-0x000000000AF11000-memory.dmp

Filesize
132KB

Download
memory/3116-44-0x000000000AEF0000-0x000000000AF11000-memory.dmp

Filesize
132KB

Download
memory/3116-57-0x000000000AEF0000-0x000000000AF11000-memory.dmp

Filesize
132KB

Download
memory/3116-83-0x000000000AEF0000-0x000000000AF11000-memory.dmp

Filesize
132KB

Download
memory/3116-143-0x000000000AEF0000-0x000000000AF11000-memory.dmp

Filesize
132KB

Download