c3abe56f50b5a857ac629e7a1fdca7e051d70fcfbb05500b771334bd2721e779

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 01:40

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General

Target

2318a58eebd76dd56b7bc7637fe65bd8.pdf
Size

36KB
MD5

2318a58eebd76dd56b7bc7637fe65bd8
SHA1

b7d439c23307b7d84b97568c714bb97bfe617312
SHA256

c3abe56f50b5a857ac629e7a1fdca7e051d70fcfbb05500b771334bd2721e779
SHA512

902a4570aa0160a386a2d347a4a4c7348bdcc0f95ae6b52d94e157a80f31d6cb17a193667f3738f92e47da21eb3c7cfb54f102a2d1ac335c3c037b8c0afe7d0b
SSDEEP

768:1GbjgMNuZb6JscO9+pvL1GVUanmNOi8kQLA0W1s:1GHRwOjOOPuYOiQc0W1s

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3968	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe
3968	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 4412	3968	AcroRd32.exe	92
PID 3968 wrote to memory of 4412	3968	AcroRd32.exe	92
PID 3968 wrote to memory of 4412	3968	AcroRd32.exe	92
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 5020	4412	RdrCEF.exe	93
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	RdrCEF.exe	94
PID 4412 wrote to memory of 2600	4412	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\2318a58eebd76dd56b7bc7637fe65bd8.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:3968
- 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:4412
- - 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=A6ED502F0B261D6810DC7350A0EAC777 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5020
- - 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=F2D8488C9E94B84F68FB6D42AF090A66 --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=F2D8488C9E94B84F68FB6D42AF090A66 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2600
- - 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=2F4CDB66FE8CFC2B19FC7EE39B21C1F1 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1864
- - 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=909E68B09256CBEFD924FA9023CA26D2 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2068
- - 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=5ED5911D66DE47700DDFF376CB19F328 --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=5ED5911D66DE47700DDFF376CB19F328 --renderer-client-id=6 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5116
- - 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=D5B673F5804A8665A1013CD1F14088AE --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2208

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2876

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
c205f259a08cd3f7f1fc8392e7f6f4d1

SHA1
65b7077dda6322608e88ae8edddd94001bdc53f0

SHA256
14032f346b0c3a1f70058f992c4da3a5662c2be267c7252cd5e1d735a838ca7a

SHA512
38ae19dd227ee7a899ca15de52bb48bdde90fb114f56d23b56bfb840086418e26642af6e71ce552654fa51a8f73587887856979837f2049d00aaae3e835b86ef

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/3968-26-0x0000000009EC0000-0x0000000009F10000-memory.dmp

Filesize
320KB

Download