030aff9441c9fc85b095f671b2a8a548725b92e283bb724473c01812ad0a885c

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 13:13

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General

Target

9c19421943abc9f726aaf49344549b6e.pdf
Size

61KB
MD5

9c19421943abc9f726aaf49344549b6e
SHA1

8e894decd2e5db8fba786ccc55bcb5f70434ff94
SHA256

030aff9441c9fc85b095f671b2a8a548725b92e283bb724473c01812ad0a885c
SHA512

a014feee09423eafd8fd4efebfac58a78864c0da11176c69d7e43e3ea33732460b9ab5777d17cd8d67a4548d0c70dc63b3ebe91166471827dbd925502d901169
SSDEEP

1536:lWgnE16iUuLAuQSOrrPLigF5r83F0wpRlDLG1DNWKcYt4:/EzUuUiODuhFnTlDL4WYC

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
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 4832	556	AcroRd32.exe	95
PID 556 wrote to memory of 4832	556	AcroRd32.exe	95
PID 556 wrote to memory of 4832	556	AcroRd32.exe	95
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 412	4832	RdrCEF.exe	99
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98
PID 4832 wrote to memory of 3980	4832	RdrCEF.exe	98

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\9c19421943abc9f726aaf49344549b6e.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:556
- 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:4832
- - 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=0B0FDD9A4C585425C1BFEEB04C1977C2 --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=0B0FDD9A4C585425C1BFEEB04C1977C2 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3980
- - 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=BD6E3C876A835F0CDCEAAFF4807DD019 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:412
- - 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=0068DCC713696AC9A6C5E677D26295AA --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2448
- - 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=E1CFA8B568F6BFD54ADBC9BAB6DD4EBD --mojo-platform-channel-handle=1828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3172
- - 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=C76F8A4D9BAB47A445702ACB9BA80EC6 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2616

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4968

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
af0d99f990c49005fa8a596f0d3cc267

SHA1
9c5e7a969c44e835af48277ddcda39c7db505c03

SHA256
e21c650762b22a4f62e5e62260fd61383e6bb621dc1170ff8e066bafa3337941

SHA512
2f972d1c578f3c36a1368d590067a630207b9615009cfc45f85257d7ad3c5134e7697f87d4c05485f657fc0c473b3002d580ce35e6a4e9b267c6c39e99a42b66

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