tinba | efa1c180b95799044822d852a35707d9bd7e4deedd5cbbc744b582ef1e85b759

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 03:45

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General

Target

JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe
Size

88KB
MD5

896594f10d32dcd83cba8667151e6c08
SHA1

963a0ebf2ac19195f856990216ca20ab8946b051
SHA256

efa1c180b95799044822d852a35707d9bd7e4deedd5cbbc744b582ef1e85b759
SHA512

5b789dd8fb066f5ed7c1582deba1676d1326f96be09ca180f277d657295638827ebfba3042147843a1c8637c63e12c2d7b1b538ee82888a696e6944797b989d8
SSDEEP

1536:B5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:B5fvp12UFKcD/6jwqWsN

Score

10^/10

tinba banker discovery persistence trojan

Malware Config

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\13B56242 = "C:\\Users\\Admin\\AppData\\Roaming\\13B56242\\bin.exe"	winver.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2332	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2332	2316	JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe	32
PID 2316 wrote to memory of 2332	2316	JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe	32
PID 2316 wrote to memory of 2332	2316	JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe	32
PID 2316 wrote to memory of 2332	2316	JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe	32
PID 2316 wrote to memory of 2332	2316	JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe	32
PID 2332 wrote to memory of 1248	2332	winver.exe	21
PID 2332 wrote to memory of 1100	2332	winver.exe	19
PID 2332 wrote to memory of 1172	2332	winver.exe	20
PID 2332 wrote to memory of 1248	2332	winver.exe	21
PID 2332 wrote to memory of 1496	2332	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1248
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_896594f10d32dcd83cba8667151e6c08.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2332

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1496

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1100-21-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1100-22-0x0000000077A31000-0x0000000077A32000-memory.dmp

Filesize
4KB

Download
memory/1172-18-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1172-25-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1248-3-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1248-2-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1248-1-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1248-23-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1248-9-0x0000000077A31000-0x0000000077A32000-memory.dmp

Filesize
4KB

Download
memory/1248-20-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1496-29-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1496-30-0x0000000077A31000-0x0000000077A32000-memory.dmp

Filesize
4KB

Download
memory/2316-4-0x0000000001C20000-0x0000000002620000-memory.dmp

Filesize
10.0MB

Download
memory/2316-12-0x0000000001C20000-0x0000000002620000-memory.dmp

Filesize
10.0MB

Download
memory/2316-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2316-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2332-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2332-24-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2332-6-0x0000000077BE0000-0x0000000077BE1000-memory.dmp

Filesize
4KB

Download
memory/2332-7-0x0000000077BDF000-0x0000000077BE0000-memory.dmp

Filesize
4KB

Download
memory/2332-10-0x00000000779E0000-0x0000000077B89000-memory.dmp

Filesize
1.7MB

Download
memory/2332-8-0x0000000077BDF000-0x0000000077BE1000-memory.dmp

Filesize
8KB

Download