c8fe9dcea3682c8e33cf18bd65b18be73059a1b83483a8a74a814274777d444f

Analysis

max time kernel
94s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26-07-2024 15:26

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General

Target

749f47f83d51520d8079684c4b897e3c_JaffaCakes118.pdf
Size

1KB
MD5

749f47f83d51520d8079684c4b897e3c
SHA1

aad283fa73b64288585b25508618103253e59f6c
SHA256

c8fe9dcea3682c8e33cf18bd65b18be73059a1b83483a8a74a814274777d444f
SHA512

107f503b7cb8bc8917b1bc5051cc25453cfdb5abdaade2c8a6c6eb4053cddaa1048c85fff2c3f7846b9dc6a772b95809463d09cef5b828a59c303ff0690a0649

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe

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-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1452 wrote to memory of 2992	1452	AcroRd32.exe	91
PID 1452 wrote to memory of 2992	1452	AcroRd32.exe	91
PID 1452 wrote to memory of 2992	1452	AcroRd32.exe	91
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 3940	2992	RdrCEF.exe	94
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95
PID 2992 wrote to memory of 4028	2992	RdrCEF.exe	95

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\749f47f83d51520d8079684c4b897e3c_JaffaCakes118.pdf"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1452
- 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⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2992
- - 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=A4AECE51C65E11BC810E6030171F2ABF --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3940
- - 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=71B8F78F4D3799C6BAED1F0B62713830 --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=71B8F78F4D3799C6BAED1F0B62713830 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    - System Location Discovery: System Language Discovery
    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" --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=22128EABD33A6CFA834D12297A9F7B7C --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2092
- - 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=CAB0271DDBB82F21E23793BBF2D58296 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3776
- - 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=467D4057A972A621F168E1D88E04E8F4 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4452

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2944

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

System Location Discovery

T1614

System Language Discovery

T1614.001

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
46c817b243ac52a625173601040533b2

SHA1
9c058f649a894d1155ccbb4ec101e1747d22412d

SHA256
88ec3f69b548d7b5c3c5a7a7130ed477e4a3a485464c77944b72ce9e8aca7b9e

SHA512
79ee961802ac82a6a476519f931e003dcb38da6d04eb74aa784d078daaa71993b569118f969b15210152f3d93a54d9441c39defa54f304f86a8a15df814a43e5

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