tinba | cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-02-2025 05:23

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General

Target

cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe
Size

64KB
MD5

e7800bb69cfc99a7eed1bff300e303bd
SHA1

af4c3470bfccc2ceca11d4043f8d99485e1fdbce
SHA256

cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb
SHA512

bf89c405a2ecd8d58a2846cad3e65d3b7a53cf08a5a0287e3a13f2ba6140075a6199545759b0f955693ec9c0e932eb9dd0b4678244fbe293f27e83d0197b6be1
SSDEEP

768:QEHsqZKMXc+YcfH0pfdkOy/D+fNR+tEo7om+k/u+dMV5bpqrDOgc9J:8qsMXcOKdkOy7YAtB7Mk/LdMVqA9J

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\E67D5CA5 = "C:\\Users\\Admin\\AppData\\Roaming\\E67D5CA5\\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	cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3004	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 3004	2104	cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe	31
PID 2104 wrote to memory of 3004	2104	cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe	31
PID 2104 wrote to memory of 3004	2104	cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe	31
PID 2104 wrote to memory of 3004	2104	cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe	31
PID 2104 wrote to memory of 3004	2104	cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe	31
PID 3004 wrote to memory of 1208	3004	winver.exe	21
PID 3004 wrote to memory of 1112	3004	winver.exe	19
PID 3004 wrote to memory of 1176	3004	winver.exe	20
PID 3004 wrote to memory of 1208	3004	winver.exe	21
PID 3004 wrote to memory of 1108	3004	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe
  "C:\Users\Admin\AppData\Local\Temp\cf0da8adacf075faa07782c9d0d83fd6a3b5f4426b3d5b37e39e86fd8311e6fb.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2104
- - 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:3004

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1108

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/1108-30-0x0000000077601000-0x0000000077602000-memory.dmp

Filesize
4KB

Download
memory/1108-24-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1108-29-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1112-26-0x0000000077601000-0x0000000077602000-memory.dmp

Filesize
4KB

Download
memory/1112-25-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1176-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1208-9-0x0000000077601000-0x0000000077602000-memory.dmp

Filesize
4KB

Download
memory/1208-27-0x0000000002860000-0x0000000002866000-memory.dmp

Filesize
24KB

Download
memory/1208-22-0x0000000002860000-0x0000000002866000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/2104-4-0x0000000001F50000-0x0000000002950000-memory.dmp

Filesize
10.0MB

Download
memory/2104-12-0x0000000001F50000-0x0000000002950000-memory.dmp

Filesize
10.0MB

Download
memory/2104-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2104-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3004-10-0x00000000775B0000-0x0000000077759000-memory.dmp

Filesize
1.7MB

Download
memory/3004-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3004-6-0x00000000777B0000-0x00000000777B1000-memory.dmp

Filesize
4KB

Download
memory/3004-7-0x00000000777AF000-0x00000000777B0000-memory.dmp

Filesize
4KB

Download
memory/3004-8-0x00000000777AF000-0x00000000777B1000-memory.dmp

Filesize
8KB

Download
memory/3004-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download