tinba | c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73

General

Target

c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73.exe
Size

45KB
MD5

4f31f1424fd630fd2c2435cb7882ecd3
SHA1

3fe62fdf7439d07e88c8a05169190cf7bdb8440f
SHA256

c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73
SHA512

dd27908d4626eb0dc2133c0ca6a020383f9199e3cde95ad4c40c03249d81813a6dfee628e81e8f4be74168965773f54187a9738e2b8710f4158fcfc0272da4da
SSDEEP

768:OhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2P:CsWE9N5dFu53dsniQaB/xZ14n7zIF+q7

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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5D8528E6 = "C:\\Users\\Admin\\AppData\\Roaming\\5D8528E6\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3000-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2432	3520	WerFault.exe	84

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	c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3520	winver.exe
3520	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3476	Explorer.EXE
Token: SeCreatePagefilePrivilege	3476	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3520	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 3520	3000	c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73.exe	84
PID 3000 wrote to memory of 3520	3000	c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73.exe	84
PID 3000 wrote to memory of 3520	3000	c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73.exe	84
PID 3000 wrote to memory of 3520	3000	c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73.exe	84
PID 3520 wrote to memory of 3476	3520	winver.exe	56
PID 3520 wrote to memory of 2792	3520	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2792

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3476
- C:\Users\Admin\AppData\Local\Temp\c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73.exe
  "C:\Users\Admin\AppData\Local\Temp\c59db04215b9b47bab836406c4a909f996b9016a73fbe19bc18f7d44b022da73.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - 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:3520
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 352
      4⤵
      Program crash
      PID:2432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3520 -ip 3520
1⤵
PID:4740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2792-17-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/2792-15-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/3000-10-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3000-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/3000-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3000-4-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/3000-11-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/3476-2-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/3476-7-0x00007FFD8B8ED000-0x00007FFD8B8EE000-memory.dmp

Filesize
4KB

Download
memory/3476-3-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/3520-8-0x00007FFD8B850000-0x00007FFD8BA45000-memory.dmp

Filesize
2.0MB

Download
memory/3520-5-0x0000000000F20000-0x0000000000F26000-memory.dmp

Filesize
24KB

Download
memory/3520-6-0x0000000077B32000-0x0000000077B33000-memory.dmp

Filesize
4KB

Download
memory/3520-16-0x0000000000F20000-0x0000000000F26000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads