18f34e8fc05478f8d3eab56c4597b4c48f99b6ebcb74e3aed81febb3e9320329

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 14:21

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General

Target

746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
Size

459KB
MD5

746bef01056a1e390de4dd05730df6a8
SHA1

810da31e3cc8a0e801031e832a7ce41f80353a60
SHA256

18f34e8fc05478f8d3eab56c4597b4c48f99b6ebcb74e3aed81febb3e9320329
SHA512

9614f5d2a66599ed6c9a4f8ef3d4d2b616a826ad98ffdbece972630abb506ffdf1877bdd0150fec8f2a4dc9cae9f39f73d509024cfe7437be8200ddd017cdc0a
SSDEEP

6144:U+7CcSJzOGT/2oHnsUTMyXxavz4+aG1Wj8FcNMcFxXz7Rj75SodSA95rZEu/VA8d:hCjmzcFh3SzA95Nx/SnMuvMcNo2q

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1748	Adufea.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2144-0-0x0000000000400000-0x0000000000474000-memory.dmp	upx
behavioral1/files/0x0008000000018d89-12.dat	upx
behavioral1/memory/1748-16-0x0000000000400000-0x0000000000474000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\WHMDNR9LKK = "C:\\Windows\\Adufea.exe"	Adufea.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
File created	C:\Windows\Adufea.exe	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
File opened for modification	C:\Windows\Adufea.exe	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Adufea.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Internet Explorer\Main	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Internet Explorer\Main	Adufea.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe
1748	Adufea.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2144	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
1748	Adufea.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2144	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
1748	Adufea.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 1748	2144	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe	30
PID 2144 wrote to memory of 1748	2144	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe	30
PID 2144 wrote to memory of 1748	2144	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe	30
PID 2144 wrote to memory of 1748	2144	746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\746bef01056a1e390de4dd05730df6a8_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\Adufea.exe
  C:\Windows\Adufea.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of UnmapMainImage
  PID:1748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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:\Windows\Adufea.exe

Filesize
459KB

MD5
746bef01056a1e390de4dd05730df6a8

SHA1
810da31e3cc8a0e801031e832a7ce41f80353a60

SHA256
18f34e8fc05478f8d3eab56c4597b4c48f99b6ebcb74e3aed81febb3e9320329

SHA512
9614f5d2a66599ed6c9a4f8ef3d4d2b616a826ad98ffdbece972630abb506ffdf1877bdd0150fec8f2a4dc9cae9f39f73d509024cfe7437be8200ddd017cdc0a

Download Submit
C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

Filesize
372B

MD5
96eb9c7c64fcda0ed7342728d2e90d91

SHA1
3b0d16a933f9ba01bc101db3e726d0da6795d164

SHA256
4a7985b7e758ea48bf2f68e19e8e590e334e6f293ec1fab938c39a654ae3c9d6

SHA512
06f44c908cca675337c8f90299bd0bb2b910a66fcbfe2072775e11e1d18e108cad843583354c2bccbbae5b1ae408e37c883c9b523fdbfacc3b54e82bbcc6c1d3

Download Submit
memory/1748-39766-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-23-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1748-47762-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1748-39712-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39714-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-16-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1748-21-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1748-39728-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39723-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39713-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39734-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39718-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39754-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39741-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39748-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39758-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/1748-39765-0x0000000001E20000-0x0000000001F20000-memory.dmp

Filesize
1024KB

Download
memory/2144-0-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/2144-1-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2144-3-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2144-14-0x0000000001FC0000-0x0000000002034000-memory.dmp

Filesize
464KB

Download
memory/2144-15-0x0000000001FC0000-0x0000000002034000-memory.dmp

Filesize
464KB

Download
memory/2144-2-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download