tinba | d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22eb

General

Target

d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22ebN.exe
Size

34KB
MD5

9e8a9404c633b1d232d4259261798130
SHA1

7e2efb644572c8911b0e53bf64e62fb16f9df591
SHA256

d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22eb
SHA512

139fd97abc1e3251f9bb612123350afb08824c72fb9b90b88f06f6420dd3a71dba1311bef3d1a3122a7126edf930f9b33a36f8bcd4c805e13cee043dc2b1b698
SSDEEP

768:Fp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9JC:FpYoX58z1uirL98xMWnT0OQ9JC

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\A2EE7615 = "C:\\Users\\Admin\\AppData\\Roaming\\A2EE7615\\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/2244-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1588	3652	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	d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22ebN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3652	winver.exe
3652	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
3652	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 3652	2244	d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22ebN.exe	84
PID 2244 wrote to memory of 3652	2244	d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22ebN.exe	84
PID 2244 wrote to memory of 3652	2244	d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22ebN.exe	84
PID 2244 wrote to memory of 3652	2244	d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22ebN.exe	84
PID 3652 wrote to memory of 3476	3652	winver.exe	56
PID 3652 wrote to memory of 2792	3652	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\d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22ebN.exe
  "C:\Users\Admin\AppData\Local\Temp\d81adc6ca442b7ffca27a036e5617dae5fa3cab95e46178e8528c49a26fb22ebN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - 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:3652
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3652 -s 352
      4⤵
      Program crash
      PID:1588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3652 -ip 3652
1⤵
PID:1728

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2244-9-0x0000000002340000-0x0000000002D40000-memory.dmp

Filesize
10.0MB

Download
memory/2244-4-0x0000000002340000-0x0000000002D40000-memory.dmp

Filesize
10.0MB

Download
memory/2244-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2244-1-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/2244-8-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2792-16-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/2792-13-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/2792-14-0x00007FFD8B8ED000-0x00007FFD8B8EE000-memory.dmp

Filesize
4KB

Download
memory/3476-6-0x00007FFD8B8ED000-0x00007FFD8B8EE000-memory.dmp

Filesize
4KB

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

Filesize
24KB

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

Filesize
24KB

Download
memory/3652-5-0x0000000077B32000-0x0000000077B33000-memory.dmp

Filesize
4KB

Download
memory/3652-11-0x00000000014A0000-0x00000000014A6000-memory.dmp

Filesize
24KB

Download
memory/3652-7-0x00007FFD8B850000-0x00007FFD8BA45000-memory.dmp

Filesize
2.0MB

Download
memory/3652-15-0x00000000014A0000-0x00000000014A6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads