6dc74667be396af3232b6b1567d42b9ac331c4c0323939bb1b5b91df8544feec

Analysis

max time kernel
148s
max time network
151s
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

015c7ec1fb3222dee838a443fb24273c.pdf
Size

34KB
MD5

015c7ec1fb3222dee838a443fb24273c
SHA1

0661e23763f84c93e0e99f5d7247b4b9aee28cd6
SHA256

6dc74667be396af3232b6b1567d42b9ac331c4c0323939bb1b5b91df8544feec
SHA512

b20a42bf6b8e9d87a2026397e11afdcf527d0fe4517f497bb962000431996c7fafc7a9926e6845a75d0fbc725b0182646da704c53a1bf738fcf8c0485d4d72b6
SSDEEP

768:XVDisjfJ2q59gxzPt8SiPbtt5cLxQmUsC8MpYIpFy0xmvyooQYVicFjFTQR6AOxU:XVDisjfEq59ozPt5iTtTcLxQmM86YICx

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3528	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 2476	3528	AcroRd32.exe	92
PID 3528 wrote to memory of 2476	3528	AcroRd32.exe	92
PID 3528 wrote to memory of 2476	3528	AcroRd32.exe	92
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 4016	2476	RdrCEF.exe	93
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	RdrCEF.exe	94
PID 2476 wrote to memory of 3492	2476	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\015c7ec1fb3222dee838a443fb24273c.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:3528
- 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:2476
- - 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=F120E9480DBBC24BE35E010125D73E10 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4016
- - 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=4DCEF320F975D52384BFE2EFEF9E4FA0 --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=4DCEF320F975D52384BFE2EFEF9E4FA0 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3492
- - 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=0F1F25ECF6B5F750EB7BB9D5972E969B --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4100
- - 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=11D860785B7BF8557C5CC3DF2F34A6F7 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2104
- - 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=2962931A56A327D6DEDA305E70DD014D --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4224
- - 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=3E8D4B49A2011E7FA37BA784630EBCE3 --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=3E8D4B49A2011E7FA37BA784630EBCE3 --renderer-client-id=7 --mojo-platform-channel-handle=2356 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4340

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5076

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
d68f8da38a8063cbd38a55959bc93e99

SHA1
e14980675d0b3706d242328e6319062c07fa614c

SHA256
8084e3343110e32cb3d480dd488d8186b9ec910c920fe14e35c1138053d23842

SHA512
ca97f82830eef990b03a0b2aa90922ba9c61b5cb9f5fc00fc1f4684222828bca71dbb63965878cdd567a85920758148c66dd3419398130428f8ddf5acee77035

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