f43b2fee96362bcd7e4270851cef8a9306315d4697b976f6c40c9f890ae1b337

Analysis

max time kernel
146s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 21:28

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General

Target

49d0a1170da32d9a92edcd46f50e8914.pdf
Size

33KB
MD5

49d0a1170da32d9a92edcd46f50e8914
SHA1

7eaf5c30afc1639897e53c65e18c106af98044cf
SHA256

f43b2fee96362bcd7e4270851cef8a9306315d4697b976f6c40c9f890ae1b337
SHA512

e95c5b1dc78cf7218ffafca3d6f1c6f291f6f0762e7337b0547be00d2ec116c6f27db39c6650b7ea2cdd284cee301437c0115d8b1d00ec601b25ff5ae7b7f9a2
SSDEEP

768:Ggv7q9l0Wu2fEo1sImXCcxLErFWhT6Xv3T0ltuYo2BvG4J0l:Ggzq9l0WPmycxIohT6Xv3T0ltuY7sW0l

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 2484	4028	AcroRd32.exe	92
PID 4028 wrote to memory of 2484	4028	AcroRd32.exe	92
PID 4028 wrote to memory of 2484	4028	AcroRd32.exe	92
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 3412	2484	RdrCEF.exe	94
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	RdrCEF.exe	93
PID 2484 wrote to memory of 2420	2484	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\49d0a1170da32d9a92edcd46f50e8914.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4028
- 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:2484
- - 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=90AB404B396CB462540B6D7EAC97AC2A --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=90AB404B396CB462540B6D7EAC97AC2A --renderer-client-id=2 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2420
- - 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=A78949EF739FEF71823B93EDA280385D --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3412
- - 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=7DF901ACAFA97E2C5AE028E77E975EDA --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3888
- - 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=977315566DCF824DB03C1329EC94E297 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3752
- - 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=D1E09C301709887682CA3CB296E7D532 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2848

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4352

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
f4d7fb2658cd4ea7c7f2ef488b012cf6

SHA1
4f324121ef8f4403afabaf500a05faf30949f9a0

SHA256
812787728662708049aabcfa55ebfa28bb1e0f7df773b8a04c1b418938c3f769

SHA512
f5289d29120b8882f625160143957535051546dd539d8fe739e33d4ef36b85936c5f2d3beac4b311a8c5fbe87ef43218b5a63f73846878cd92502752f4365918

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/4028-125-0x000000000A0A0000-0x000000000A34B000-memory.dmp

Filesize
2.7MB

Download