tinba | 98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad

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
07-01-2025 20:13

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General

Target

98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe
Size

89KB
MD5

6732e9562e38f0b0cde25effee0f7375
SHA1

cc46132c6670dd49044c875e8992a1598d968668
SHA256

98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad
SHA512

e6e32ba4363cdc24153cf3c7cd74b76c6bb5897c9557bebffa17a114430e39ad78d5622e18fa42274525ac2d1e28632cabf9901cfb02ca52d5520195ebf5dceb
SSDEEP

1536:r1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7+:B+4MJIkLZJNAQ9Jo9+

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\AC0F59B7 = "C:\\Users\\Admin\\AppData\\Roaming\\AC0F59B7\\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/2124-0-0x0000000000400000-0x0000000000418000-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	98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2796	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2796	2124	98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe	31
PID 2124 wrote to memory of 2796	2124	98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe	31
PID 2124 wrote to memory of 2796	2124	98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe	31
PID 2124 wrote to memory of 2796	2124	98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe	31
PID 2124 wrote to memory of 2796	2124	98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe	31
PID 2796 wrote to memory of 1208	2796	winver.exe	21
PID 2796 wrote to memory of 1104	2796	winver.exe	19
PID 2796 wrote to memory of 1172	2796	winver.exe	20
PID 2796 wrote to memory of 1208	2796	winver.exe	21
PID 2796 wrote to memory of 1532	2796	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe
  "C:\Users\Admin\AppData\Local\Temp\98c895f9acf465a671d1dbaa13318b60060d37ae16481da3a6a9e483cb2b05ad.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - 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:2796

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1532

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/1104-25-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x0000000077C81000-0x0000000077C82000-memory.dmp

Filesize
4KB

Download
memory/1172-20-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1172-29-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1208-30-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1208-4-0x0000000002140000-0x0000000002146000-memory.dmp

Filesize
24KB

Download
memory/1208-10-0x0000000077C81000-0x0000000077C82000-memory.dmp

Filesize
4KB

Download
memory/1208-3-0x0000000002140000-0x0000000002146000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x0000000002140000-0x0000000002146000-memory.dmp

Filesize
24KB

Download
memory/1208-22-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1532-27-0x0000000002080000-0x0000000002086000-memory.dmp

Filesize
24KB

Download
memory/1532-24-0x0000000002080000-0x0000000002086000-memory.dmp

Filesize
24KB

Download
memory/1532-28-0x0000000077C81000-0x0000000077C82000-memory.dmp

Filesize
4KB

Download
memory/2124-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2124-13-0x0000000001D00000-0x0000000002700000-memory.dmp

Filesize
10.0MB

Download
memory/2124-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2124-5-0x0000000001D00000-0x0000000002700000-memory.dmp

Filesize
10.0MB

Download
memory/2124-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2796-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2796-7-0x0000000077E30000-0x0000000077E31000-memory.dmp

Filesize
4KB

Download
memory/2796-8-0x0000000077E2F000-0x0000000077E30000-memory.dmp

Filesize
4KB

Download
memory/2796-9-0x0000000077E2F000-0x0000000077E31000-memory.dmp

Filesize
8KB

Download
memory/2796-11-0x0000000077C30000-0x0000000077DD9000-memory.dmp

Filesize
1.7MB

Download
memory/2796-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2796-36-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download