7433601c539ecf737a23bbc675caac80a49d034023f1b5291cbe2fc73ff1aa4c

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 19:11

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General

Target

0158137e60aed3957ff1ad4684f3eff1.pdf
Size

90KB
MD5

0158137e60aed3957ff1ad4684f3eff1
SHA1

e66ccaf10b0f0ac98d1c04c5b1fa53dd7fc031e4
SHA256

7433601c539ecf737a23bbc675caac80a49d034023f1b5291cbe2fc73ff1aa4c
SHA512

4cccf8e06714c380f568077dadd0326fd8a9e9be17df0ecd5a69864fa270fb8001737aceb811a959720e3a345433973570f04d1729296ab25dfcd1a501b5219d
SSDEEP

1536:xmtsF251byonX7l3Ja5rfinNwmNkTjxMHxL3mxNpWOpOaZEW8csMpqYbKYA1X1DH:2a2LuoXF85TiNJCZMNtaZQcsKqYbm

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2440	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe
2440	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 5080	2440	AcroRd32.exe	91
PID 2440 wrote to memory of 5080	2440	AcroRd32.exe	91
PID 2440 wrote to memory of 5080	2440	AcroRd32.exe	91
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 4612	5080	RdrCEF.exe	93
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92
PID 5080 wrote to memory of 3388	5080	RdrCEF.exe	92

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\0158137e60aed3957ff1ad4684f3eff1.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:2440
- 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:5080
- - 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=7FB2D15B34C4F0A542D018292CFF816E --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=7FB2D15B34C4F0A542D018292CFF816E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3388
- - 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=45BA81945C2AEA2CEFFE492F55B761EE --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4612
- - 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=6D58D2125BB7604A3BF20DFD16E4F1D2 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1016
- - 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=481D8316BC5E0E9E455974E9C69CD8C8 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4716
- - 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=E6A27576200EDE84443C7E0FA54620D5 --mojo-platform-channel-handle=2464 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4672
- - 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=D41170F6647AFA7372E2EA0D14F84B7E --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=D41170F6647AFA7372E2EA0D14F84B7E --renderer-client-id=7 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3592

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:412

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
ead77c2abdcad85a49b15269bf23226e

SHA1
830d205ac5d128db453b000ad4f27211d37725ca

SHA256
dc550b8e5460a65ccc0847f45a060e29b6d5e4becd38833e6647d629c20f1c4c

SHA512
185c6ed1d4cf04c3af52623248effe3bb51fbd1b340a808d7764ec3bba916952006b899acaf038e680467b69877a21cd6ab22f0f15260c5a64f4d722dd71d404

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