c89539d64bb5ce4916766650002e2178c9162e02cb6e053843bcc0e423bc7b7d

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
25/02/2024, 15:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a42fa9958b1702e78b4546fb3e97c325.pdf
Size

83KB
MD5

a42fa9958b1702e78b4546fb3e97c325
SHA1

24298114e7759ba0f448ce13b86e07c986d5bc52
SHA256

c89539d64bb5ce4916766650002e2178c9162e02cb6e053843bcc0e423bc7b7d
SHA512

ed7ab4c22b88cf0d78b92e85789b6695497fdf2431eca47de721d99c667dbde88324d8823692d22a0dbf1fbd910ad9dc16e0a45cbadf5e206e0201be55b86ada
SSDEEP

1536:dRknhiYm50KThc1nHLUVVWspOTRWOrXOQJljk58pq:bwiXdThc1nrUOT1iQbjk5J

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-1-5-21-1712835645-2080934712-2142796781-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2324	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe
2324	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 1656	2324	AcroRd32.exe	91
PID 2324 wrote to memory of 1656	2324	AcroRd32.exe	91
PID 2324 wrote to memory of 1656	2324	AcroRd32.exe	91
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 2060	1656	RdrCEF.exe	92
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	RdrCEF.exe	93
PID 1656 wrote to memory of 4692	1656	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\a42fa9958b1702e78b4546fb3e97c325.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:2324
- 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:1656
- - 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=7C0604348F3949A7CEB018BFB3CC6427 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2060
- - 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=C3114552A0D70917F124D2F694E9F20D --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=C3114552A0D70917F124D2F694E9F20D --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4692
- - 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=11415D640FE2A324C5AE1E20D526CCCE --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2200
- - 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=BF5FCF327B87425A38F4AF2D27078C9F --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=BF5FCF327B87425A38F4AF2D27078C9F --renderer-client-id=5 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5104
- - 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=EE027D5A484AF8E5AB9150FEDCA79974 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4796
- - 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=D1EA1C2BB4BC571B9AB5EA7913DE0659 --mojo-platform-channel-handle=2764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4756

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1408

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
1025fe112266a9b441e423c5318c0ba0

SHA1
680c3de77e5dac1da96dd7e1ffc2be8dd7386814

SHA256
77a5387667f3cb047a2befde40323519dc1cc11ef0ad9cdd94069d83ef91c1d2

SHA512
8e4346e7b335e6a67642a887bd10adfe8ff0ea8015ec33afaa05b0c2f92d86d6736e3254615562332079340f652d69bc7c9c3118a31c8be33df492fce5ed4f96

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/2324-26-0x000000000C3D0000-0x000000000C420000-memory.dmp

Filesize
320KB

Download