tinba | 191c4ffa5b98cf5f69e4fdcf6daca252512164c7fe6e7bd750f9492cf9f3d0a8

General

Target

ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exe
Size

160KB
MD5

ff9254274606f1af59767be01a2da0eb
SHA1

4c7c9b305fef3c913c8deedf17b715aababf36c0
SHA256

191c4ffa5b98cf5f69e4fdcf6daca252512164c7fe6e7bd750f9492cf9f3d0a8
SHA512

586ae177df60d925cdd5fd7c318385311e99709250cbe9f384c25054b14036254c2b8de06ecb75249fc12f355753feed2b8afa9d914dd34005eba08f68b0e64d
SSDEEP

1536:VEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:+Y+4MiIkLZJNAQ9J6v

Score

10^/10

tinba banker persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2988-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\2DC2A4B5 = "C:\\Users\\Admin\\AppData\\Roaming\\2DC2A4B5\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

winver.exe

pid	process
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2940 winver.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exewinver.exe

description	pid	process	target process
PID 2988 wrote to memory of 2940	2988	ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exe	winver.exe
PID 2988 wrote to memory of 2940	2988	ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exe	winver.exe
PID 2988 wrote to memory of 2940	2988	ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exe	winver.exe
PID 2988 wrote to memory of 2940	2988	ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exe	winver.exe
PID 2988 wrote to memory of 2940	2988	ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exe	winver.exe
PID 2940 wrote to memory of 1204	2940	winver.exe	Explorer.EXE
PID 2940 wrote to memory of 1076	2940	winver.exe	taskhost.exe
PID 2940 wrote to memory of 1168	2940	winver.exe	Dwm.exe
PID 2940 wrote to memory of 1204	2940	winver.exe	Explorer.EXE

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1076

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204

C:\Users\Admin\AppData\Local\Temp\ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff9254274606f1af59767be01a2da0eb_JaffaCakes118.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2988

C:\Windows\SysWOW64\winver.exe
winver
3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2940

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1076-21-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1076-22-0x0000000077971000-0x0000000077972000-memory.dmp

Filesize
4KB

Download
memory/1168-26-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1168-23-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x0000000077971000-0x0000000077972000-memory.dmp

Filesize
4KB

Download
memory/1204-2-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1204-25-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/2940-8-0x0000000077B1F000-0x0000000077B20000-memory.dmp

Filesize
4KB

Download
memory/2940-11-0x0000000000700000-0x0000000000716000-memory.dmp

Filesize
88KB

Download
memory/2940-16-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2940-5-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2940-9-0x0000000077B1F000-0x0000000077B21000-memory.dmp

Filesize
8KB

Download
memory/2940-7-0x0000000077B20000-0x0000000077B21000-memory.dmp

Filesize
4KB

Download
memory/2940-31-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2940-32-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2988-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2988-13-0x0000000001E40000-0x0000000002840000-memory.dmp

Filesize
10.0MB

Download
memory/2988-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2988-3-0x0000000001E40000-0x0000000002840000-memory.dmp

Filesize
10.0MB

Download
memory/2988-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads