runningrat | fa8405c6d4f14f21f1e90a918d7fc1dea5fc151c183631751f32146c11198974

Analysis

max time kernel
145s
max time network
149s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
05/04/2024, 16:33

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General

Target

d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
Size

68KB
MD5

d8f2a7d4fb066f89ff7806603ea0192a
SHA1

f75e9b15ae4c7ab7160cc9e3ae668bcf545af03a
SHA256

fa8405c6d4f14f21f1e90a918d7fc1dea5fc151c183631751f32146c11198974
SHA512

6ffaea68d23798bebed122cbc4334c1db1c0cddf3e07beb7a641f1ba91197c2110c7d2f46bb5d57d9db8828230020da71cd7a9df3a6d04514b02fd532cfc2631
SSDEEP

768:BCB8S+OR7dOahyoHokBtqN74W7bZZmYb9PyzcjRlYlwa6NVdkPnJJMIzDV:BHJaAoHoc2x7bZoYBAcQlwJdM3

Score

10^/10

runningrat persistence rat

Malware Config

Signatures

RunningRat
RunningRat is a remote access trojan first seen in 2018.
rat runningrat

RunningRat payload 1 IoCs

resource	yara_rule
behavioral1/memory/2912-0-0x0000000010000000-0x000000001000F000-memory.dmp	family_runningrat

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SRDSL\Parameters\ServiceDll = "C:\\Windows\\system32\\259398025.dll"	d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2576	SRDSL.exe

Loads dropped DLL 7 IoCs

pid	Process
2912	d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
2068	svchost.exe
2068	svchost.exe
2576	SRDSL.exe
2576	SRDSL.exe
2576	SRDSL.exe
2576	SRDSL.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\SRDSL.exe	svchost.exe
File created	C:\Windows\SysWOW64\259398025.dll	d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\SRDSL.exe	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2576	2068	svchost.exe	30
PID 2068 wrote to memory of 2576	2068	svchost.exe	30
PID 2068 wrote to memory of 2576	2068	svchost.exe	30
PID 2068 wrote to memory of 2576	2068	svchost.exe	30

C:\Users\Admin\AppData\Local\Temp\d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe"
1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Drops file in System32 directory
PID:2912

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SRDSL"
1⤵
PID:2992

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SRDSL"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Windows\SysWOW64\SRDSL.exe
  C:\Windows\system32\SRDSL.exe "c:\windows\system32\259398025.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2576

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\SysWOW64\259398025.dll

Filesize
37KB

MD5
60956db39a7d308459f1758f833d7abf

SHA1
68209fc8a56f3d6c8280369f6ce6f52b9d2cf7a9

SHA256
34b0bc8fa7ceeafa8589a04216b7728c0fdfacabe5fad0856f314b9ea2475f51

SHA512
0b35a2cc08da57218bfa134d253ed0773533ba18fdb2552b69692b935ee27c20b8fca5ef94d7f5607a116d375dfac5d3a15a43497d5d19ac2f7778f43eebd834

Download Submit
\Windows\SysWOW64\SRDSL.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2912-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/2912-6-0x00000000002F0000-0x00000000002FD000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads