616b21f637eec2032f334c810beefa550e0a2dd34d29ec7210dd96604ddbbd33

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:55

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General

Target

eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
Size

45KB
MD5

eaccecdec5a7e237d06400de876869f6
SHA1

af0df03cc5dcebdd6fa16d6641522fc3de940ca6
SHA256

616b21f637eec2032f334c810beefa550e0a2dd34d29ec7210dd96604ddbbd33
SHA512

3267f1e5f6c77a39a6195ff92fa92b293cac7ea2d2a3008b6bdef45dfcd63be4183a02316ddfdafe3890b4df4639f31e2cde5e540f35e169cfbbc1e2531ad468
SSDEEP

768:pBgOMK6Vf0R3enuzLRGitzt4p6SPUb7LltTqUyu2FjdVN:hMK+Mf3Rrtzt4p8OUj2FnN

Score

5^/10

discovery

Malware Config

Signatures

Drops file in System32 directory 7 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\dsound.dll	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\DllCache\dsound.dllnbpUK	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\DllCache\dsound.dll	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dsound.dllnbpUK	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dsound.dll.mod	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\dsound.dll.mod	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\dsound.dllnbpUK	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system\RGA322.tmp	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
File opened for modification	C:\Windows\system\RGA322.tmp	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1820	1140	WerFault.exe	28

System Location Discovery: System Language Discovery 1 TTPs 1 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	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1140	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 1820	1140	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe	29
PID 1140 wrote to memory of 1820	1140	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe	29
PID 1140 wrote to memory of 1820	1140	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe	29
PID 1140 wrote to memory of 1820	1140	eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eaccecdec5a7e237d06400de876869f6_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1140 -s 96
  2⤵
  - Program crash
  PID:1820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\Users\Admin\AppData\Local\Temp\RGA322.tmp

Filesize
33KB

MD5
5b190fc51878a6f15014e04ef2e04628

SHA1
3b8331ee824723f3e77f849445ee2abc0dc78197

SHA256
26cb5c9bd32401814ad38ddf7f24eeaf1cfac60b4aa1c7ca41407f916eae2540

SHA512
02fe98cafadf2c14df2695e6fce154b5cbb2f6fef009be1040a7753b4f7fb042ec579d6bfc8d29a2b1f718115645b32772b37e51ae97aec5488368228d6d6e9b

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