tinba | fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4a

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 11:09

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General

Target

fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe
Size

45KB
MD5

c17bbb3caf3cadbfe36da6d0f836a7f0
SHA1

11b70204c8d5e6b76b50ee725bc04269ed84a16f
SHA256

fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4a
SHA512

196c12b79dbacb07418972b70e5e8577a3947aff053984ac3e935285797a78957322a17fecff9b83514cbc9ed5c8c151752bd35e8c7a9f7a2ec9133daa819fc0
SSDEEP

768:DhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2F:VsWE9N5dFu53dsniQaB/xZ14n7zIF+qJ

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\58D1CBDA = "C:\\Users\\Admin\\AppData\\Roaming\\58D1CBDA\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2372-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

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	fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2412	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2412	2372	fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe	31
PID 2372 wrote to memory of 2412	2372	fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe	31
PID 2372 wrote to memory of 2412	2372	fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe	31
PID 2372 wrote to memory of 2412	2372	fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe	31
PID 2372 wrote to memory of 2412	2372	fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe	31
PID 2412 wrote to memory of 1204	2412	winver.exe	21
PID 2412 wrote to memory of 1112	2412	winver.exe	19
PID 2412 wrote to memory of 1172	2412	winver.exe	20
PID 2412 wrote to memory of 1204	2412	winver.exe	21
PID 2412 wrote to memory of 284	2412	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe
  "C:\Users\Admin\AppData\Local\Temp\fe4f35fa62caf24b589f27f8a331e5266d111fddca67c6837b1696e57df5bd4aN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - 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:2412

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:284

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/284-26-0x0000000001F00000-0x0000000001F06000-memory.dmp

Filesize
24KB

Download
memory/284-31-0x0000000001F00000-0x0000000001F06000-memory.dmp

Filesize
24KB

Download
memory/284-32-0x00000000774B1000-0x00000000774B2000-memory.dmp

Filesize
4KB

Download
memory/1112-28-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1112-29-0x00000000774B1000-0x00000000774B2000-memory.dmp

Filesize
4KB

Download
memory/1172-33-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1172-21-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000002990000-0x0000000002996000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x00000000774B1000-0x00000000774B2000-memory.dmp

Filesize
4KB

Download
memory/1204-2-0x0000000002990000-0x0000000002996000-memory.dmp

Filesize
24KB

Download
memory/1204-23-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002990000-0x0000000002996000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/2372-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2372-13-0x0000000001B40000-0x0000000002540000-memory.dmp

Filesize
10.0MB

Download
memory/2372-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2372-5-0x0000000001B40000-0x0000000002540000-memory.dmp

Filesize
10.0MB

Download
memory/2372-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2412-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2412-30-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2412-7-0x0000000077660000-0x0000000077661000-memory.dmp

Filesize
4KB

Download
memory/2412-8-0x000000007765F000-0x0000000077660000-memory.dmp

Filesize
4KB

Download
memory/2412-9-0x000000007765F000-0x0000000077661000-memory.dmp

Filesize
8KB

Download
memory/2412-11-0x0000000077460000-0x0000000077609000-memory.dmp

Filesize
1.7MB

Download
memory/2412-38-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download