031420e150205ae624a1dc1ba31df1629a59015163b367c5a81a6db353ec7a90

Analysis

max time kernel
155s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 10:52

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General

Target

1b03437a5dc6e25ad817f6c35470668a_JaffaCakes118.pdf
Size

93KB
MD5

1b03437a5dc6e25ad817f6c35470668a
SHA1

5030e6993ab9265a175fe3a90816a825b83e1959
SHA256

031420e150205ae624a1dc1ba31df1629a59015163b367c5a81a6db353ec7a90
SHA512

42a0ecfb99d0f9ea2c2553c10633a545a8f03fa71de734b7e720090ab0af8dc5d7d1f48251ab82862295b867095375c8ff598e889f0990c325c7fd3b78f94d50
SSDEEP

1536:IH24pe/Xk/cjqJipZ8Gw5OEPFCtLuStlesuHE2XeOHMMtKY02oyAP3PzWQpOCoW2:K406pZ8SENCXtlRL29HWyMPPeCTlrPt+

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

AcroRd32.exe

pid process

3560 AcroRd32.exe
3560 AcroRd32.exe
3560 AcroRd32.exe
3560 AcroRd32.exe
3560 AcroRd32.exe
3560 AcroRd32.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3560 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

3560 AcroRd32.exe
3560 AcroRd32.exe
3560 AcroRd32.exe
3560 AcroRd32.exe
3560 AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

pid	process
3560	AcroRd32.exe
3560	AcroRd32.exe
3560	AcroRd32.exe
3560	AcroRd32.exe
3560	AcroRd32.exe
3560	AcroRd32.exe

pid	process
3560	AcroRd32.exe

pid	process
3560	AcroRd32.exe
3560	AcroRd32.exe
3560	AcroRd32.exe
3560	AcroRd32.exe
3560	AcroRd32.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

AcroRd32.exe

description	pid	process	target process
PID 3560 wrote to memory of 3404	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 3404	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 3404	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 4044	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 4044	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 4044	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 2404	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 2404	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 2404	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 4124	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 4124	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 4124	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 3504	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 3504	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 3504	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 2180	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 2180	3560	AcroRd32.exe	RdrCEF.exe
PID 3560 wrote to memory of 2180	3560	AcroRd32.exe	RdrCEF.exe

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\1b03437a5dc6e25ad817f6c35470668a_JaffaCakes118.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:3560

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⤵
PID:3404

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⤵
PID:4044

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⤵
PID:2404

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⤵
PID:4124

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⤵
PID:3504

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⤵
PID:2180

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4216 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
1⤵
PID:976

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit