tinba | 57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314a

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/01/2025, 17:16

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General

Target

57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe
Size

110KB
MD5

dbdd6a39ec909b6e3fcffce10c474350
SHA1

23254717baebb9a758b54e81af466d952daf5aa0
SHA256

57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314a
SHA512

272717fed15a7e6eeee8ff42c133f0b4e6bd9ea3586f4feeb8be3cba930be029663918f45b64ee8a38b490629cdba7ee0bfd1f917ead3df2d8f316d42e5146c1
SSDEEP

1536:3iLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:3iyvRmDLs/ZrwWJjAqGcRJ2hw

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\14CB482E = "C:\\Users\\Admin\\AppData\\Roaming\\14CB482E\\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/2284-0-0x0000000000400000-0x000000000041E000-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	57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2444	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 2444	2284	57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe	29
PID 2284 wrote to memory of 2444	2284	57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe	29
PID 2284 wrote to memory of 2444	2284	57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe	29
PID 2284 wrote to memory of 2444	2284	57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe	29
PID 2284 wrote to memory of 2444	2284	57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe	29
PID 2444 wrote to memory of 1212	2444	winver.exe	21
PID 2444 wrote to memory of 1120	2444	winver.exe	19
PID 2444 wrote to memory of 1180	2444	winver.exe	20
PID 2444 wrote to memory of 1212	2444	winver.exe	21
PID 2444 wrote to memory of 1692	2444	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe
  "C:\Users\Admin\AppData\Local\Temp\57c294aca49ca426446032b6b4e926f41d91e1af3a40f6e9e3efe79d8802314aN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2284
- - 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:2444

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1692

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/1120-26-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1120-27-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1180-21-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1180-31-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1212-23-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1212-28-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1692-30-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1692-25-0x0000000002310000-0x0000000002316000-memory.dmp

Filesize
24KB

Download
memory/1692-29-0x0000000002310000-0x0000000002316000-memory.dmp

Filesize
24KB

Download
memory/2284-5-0x0000000001CF0000-0x00000000026F0000-memory.dmp

Filesize
10.0MB

Download
memory/2284-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2284-13-0x0000000001CF0000-0x00000000026F0000-memory.dmp

Filesize
10.0MB

Download
memory/2284-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2284-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2444-9-0x00000000770DF000-0x00000000770E1000-memory.dmp

Filesize
8KB

Download
memory/2444-32-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2444-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2444-7-0x00000000770E0000-0x00000000770E1000-memory.dmp

Filesize
4KB

Download
memory/2444-8-0x00000000770DF000-0x00000000770E0000-memory.dmp

Filesize
4KB

Download
memory/2444-11-0x0000000076EE0000-0x0000000077089000-memory.dmp

Filesize
1.7MB

Download