59667ade867978f90a3ca59e825690b474286d22b257415f9ce5c02f256d74ea

Analysis

max time kernel
148s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 17:06

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General

Target

7f088269716321f22e6e9cfc77e424dc.pdf
Size

76KB
MD5

7f088269716321f22e6e9cfc77e424dc
SHA1

9ea9f0e9374e604da8dd72e5274b4c156f91f4c9
SHA256

59667ade867978f90a3ca59e825690b474286d22b257415f9ce5c02f256d74ea
SHA512

4eb671b73af3e9d1a126febe6d6689c74c8b65585f2ba672494dcc7ecacc585eba4218f6e31c7628b3de3572cfe8f1f1933f267e0c0637126552abcb2755aa91
SSDEEP

1536:KRXFAfOsfrxewfGFsJWVsOkRvUkdKQascDi89WHpOvTW6vC/A4/O+FBZrI59tDwz:QyfO4rxnC+OPqKQabi8rvZuAsNFLIOz

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2864	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe
2864	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 3576	2864	AcroRd32.exe	92
PID 2864 wrote to memory of 3576	2864	AcroRd32.exe	92
PID 2864 wrote to memory of 3576	2864	AcroRd32.exe	92
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4908	3576	RdrCEF.exe	93
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94
PID 3576 wrote to memory of 4644	3576	RdrCEF.exe	94

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\7f088269716321f22e6e9cfc77e424dc.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:2864
- 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:3576
- - 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=5AA77CFA2B09B4501F8E54153D56A4D4 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4908
- - 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=BDD546833D0AE41251569075A0B5FF04 --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=BDD546833D0AE41251569075A0B5FF04 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4644
- - 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=2637A9DF3DF09B69F718672AEE4371B9 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:400
- - 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=17FA9AB931171B8EDBFD5956AAD4A50B --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=17FA9AB931171B8EDBFD5956AAD4A50B --renderer-client-id=5 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3924
- - 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=696FAB7A96C6B536F41D891BB30A2AF6 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4928
- - 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=326170F1C782606A7BAD5FEE85015035 --mojo-platform-channel-handle=1888 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2388

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2412

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
3aed5560176520408e8a59060c1f985e

SHA1
f7646c369e35ef7e405e09bf5127fea8a5300eb6

SHA256
a6cbc38e913ccafdb6044ff2fc733474022453f68164ec3581d0086276e57732

SHA512
187e62eca83f7756dbabd92ac807c83660d764fb8a0e4cb24e4ca58ceace254f6e649a4c0cc7d5eb4bddab211f4e4a064fe72b3cf23297bb2126f827100fa9b4

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/2864-28-0x000000000AC70000-0x000000000AC91000-memory.dmp

Filesize
132KB

Download