runningrat | fa8405c6d4f14f21f1e90a918d7fc1dea5fc151c183631751f32146c11198974

Analysis

max time kernel
143s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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
behavioral2/memory/1620-0-0x0000000010000000-0x000000001000F000-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\\240651468.dll"	d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2496	SRDSL.exe

Loads dropped DLL 4 IoCs

pid	Process
1620	d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
1620	d8f2a7d4fb066f89ff7806603ea0192a_JaffaCakes118.exe
2424	svchost.exe
2496	SRDSL.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240651468.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
File opened for modification	C:\Windows\SysWOW64\SRDSL.exe	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2496	2424	svchost.exe	98
PID 2424 wrote to memory of 2496	2424	svchost.exe	98
PID 2424 wrote to memory of 2496	2424	svchost.exe	98

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:1620

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SRDSL"
1⤵
PID:780

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:2424
- C:\Windows\SysWOW64\SRDSL.exe
  C:\Windows\system32\SRDSL.exe "c:\windows\system32\240651468.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2496

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=4036 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
1⤵
PID:4540

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

C:\Windows\SysWOW64\240651468.dll

Filesize
37KB

MD5
60956db39a7d308459f1758f833d7abf

SHA1
68209fc8a56f3d6c8280369f6ce6f52b9d2cf7a9

SHA256
34b0bc8fa7ceeafa8589a04216b7728c0fdfacabe5fad0856f314b9ea2475f51

SHA512
0b35a2cc08da57218bfa134d253ed0773533ba18fdb2552b69692b935ee27c20b8fca5ef94d7f5607a116d375dfac5d3a15a43497d5d19ac2f7778f43eebd834

Download Submit
C:\Windows\SysWOW64\SRDSL.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1620-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/1620-8-0x0000000002220000-0x000000000222D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads