9299e6d7f8969cec3e2d16732a02a5e4dee6ba55e7377c430da89e50f3aeec3c

Analysis

max time kernel
141s
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, 19:05

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General

Target

0134cd69efd2277ac167f0aff6e58674.pdf
Size

88KB
MD5

0134cd69efd2277ac167f0aff6e58674
SHA1

28bc897db86c81b08d5ab525df975f21a9f5426a
SHA256

9299e6d7f8969cec3e2d16732a02a5e4dee6ba55e7377c430da89e50f3aeec3c
SHA512

9658c84030361e673cbadb3674b6d3db7541775aaa6ab0cc8208606704b5896b4c5a517436f9a80f0db4249fd9cf5f2d17274d2038dfcb8092e020be9978909b
SSDEEP

1536:P4CsRmupr8nTXcsSomfjqF3JWCxZT8vSVx/yi9GpcacEYH3IOPoJd3TTzWEMCHy:gVhOTXNSzelJWC/T8qnqe0RYH39ofDTc

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4828	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe
4828	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 2528	4828	AcroRd32.exe	92
PID 4828 wrote to memory of 2528	4828	AcroRd32.exe	92
PID 4828 wrote to memory of 2528	4828	AcroRd32.exe	92
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 832	2528	RdrCEF.exe	94
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	RdrCEF.exe	93
PID 2528 wrote to memory of 4032	2528	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\0134cd69efd2277ac167f0aff6e58674.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:4828
- 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:2528
- - 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=F64355E45E62921CCF6AA1253F9A3D20 --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=F64355E45E62921CCF6AA1253F9A3D20 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4032
- - 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=059330DD23E27EA913D6975BC3EDDCDF --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:832
- - 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=A0D5FE736A9CFA2D7AC85F700B323F2D --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2744
- - 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=CB4E8C0FBB57F2B8410A5248D8EEEBA3 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:404
- - 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=5AE86A52821DE50F6C6802189937928A --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3084
- - 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=F37A01BAA4FEC63503143959A3775FA2 --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=F37A01BAA4FEC63503143959A3775FA2 --renderer-client-id=7 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:316

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4880

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
1f0fff5c0c3776d65cbdd09fb0db38cb

SHA1
f61dee398b2dc34cded7cec854fadea708c7aaa2

SHA256
d8c43c031bc698e79ed891472ce0c3e6299fbb30b855b170211c2e10d2c26490

SHA512
d230f76b93120b8de4f67d897048c71e218dbfe958253a2bb8f7ff681c4db39217c8533c205d0b2b79d236e9d4d46e47b4dc909481f443cd3e4bd02326ae58f6

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