tinba | 685dab2ff06839a9585ce8b0aede037364a4ac1c284d4aa1bbc3b462d69343cc

General

Target

f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exe
Size

160KB
MD5

f1e64d25c6a87b83b62fe6513100b24c
SHA1

b908f972ea5a81e9976b65c14b134c700cb1f4fb
SHA256

685dab2ff06839a9585ce8b0aede037364a4ac1c284d4aa1bbc3b462d69343cc
SHA512

8915978e9b09326cbe2a3145cc9662c06c360c5f46714e46c47784009a0c8488ac8104880fc8353929a3c39412c4a434e560ef308075e119f19b74870470bd06
SSDEEP

1536:yEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:5Y+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/1920-0-0x0000000000400000-0x0000000000428000-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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\31B573F8 = "C:\\Users\\Admin\\AppData\\Roaming\\31B573F8\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

winver.exe

pid	process
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe
2900	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2900 winver.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exewinver.exe

description	pid	process	target process
PID 1920 wrote to memory of 2900	1920	f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exe	winver.exe
PID 1920 wrote to memory of 2900	1920	f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exe	winver.exe
PID 1920 wrote to memory of 2900	1920	f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exe	winver.exe
PID 1920 wrote to memory of 2900	1920	f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exe	winver.exe
PID 1920 wrote to memory of 2900	1920	f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exe	winver.exe
PID 2900 wrote to memory of 1088	2900	winver.exe	Explorer.EXE
PID 2900 wrote to memory of 1060	2900	winver.exe	Dwm.exe
PID 2900 wrote to memory of 1088	2900	winver.exe	Explorer.EXE
PID 2900 wrote to memory of 1128	2900	winver.exe	taskhost.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1060

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1088

C:\Users\Admin\AppData\Local\Temp\f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f1e64d25c6a87b83b62fe6513100b24c_JaffaCakes118.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1920

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:2900

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

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

Loading Replay Monitor...

Downloads

memory/1060-24-0x00000000775F1000-0x00000000775F2000-memory.dmp

Filesize
4KB

Download
memory/1060-23-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1088-20-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1088-11-0x00000000775F1000-0x00000000775F2000-memory.dmp

Filesize
4KB

Download
memory/1088-2-0x0000000003040000-0x0000000003046000-memory.dmp

Filesize
24KB

Download
memory/1088-25-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1088-9-0x0000000003040000-0x0000000003046000-memory.dmp

Filesize
24KB

Download
memory/1128-26-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/1128-22-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/1920-3-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/1920-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1920-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1920-13-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/1920-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2900-15-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2900-16-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/2900-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2900-6-0x000000007779F000-0x00000000777A0000-memory.dmp

Filesize
4KB

Download
memory/2900-7-0x000000007779F000-0x00000000777A1000-memory.dmp

Filesize
8KB

Download
memory/2900-10-0x0000000000CA0000-0x0000000000CB6000-memory.dmp

Filesize
88KB

Download
memory/2900-8-0x00000000777A0000-0x00000000777A1000-memory.dmp

Filesize
4KB

Download
memory/2900-30-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2900-31-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads