tinba | 1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660b

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 15:25

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General

Target

1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe
Size

110KB
MD5

a7e6cca44746f6c48ffc7d108a7e9310
SHA1

20e1881e5b900918eb758dc834a29aef71999a26
SHA256

1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660b
SHA512

d6c24ce029c504f44bfe0178ad085693ae90dc231cc9eee397160d84942e761913507c90a440d76bc1189797b25e124edb1e2470b5a3ee86db310595b0a40e4d
SSDEEP

1536:QiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:QiyvRmDLs/ZrwWJjAqGcRJ2hg

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\5378CAEE = "C:\\Users\\Admin\\AppData\\Roaming\\5378CAEE\\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/2660-0-0x0000000000400000-0x000000000041E000-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	1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1184	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 1184	2660	1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe	30
PID 2660 wrote to memory of 1184	2660	1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe	30
PID 2660 wrote to memory of 1184	2660	1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe	30
PID 2660 wrote to memory of 1184	2660	1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe	30
PID 2660 wrote to memory of 1184	2660	1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe	30
PID 1184 wrote to memory of 1360	1184	winver.exe	20
PID 1184 wrote to memory of 1232	1184	winver.exe	18
PID 1184 wrote to memory of 1320	1184	winver.exe	19
PID 1184 wrote to memory of 1360	1184	winver.exe	20
PID 1184 wrote to memory of 928	1184	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1232

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1320

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1360
- C:\Users\Admin\AppData\Local\Temp\1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe
  "C:\Users\Admin\AppData\Local\Temp\1bb23cd2874c1c67da060b9643b00a6ae3de752aeb95a1fc85370d599da9660bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - 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:1184

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:928

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/928-32-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/928-29-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/928-31-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/1184-6-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/1184-9-0x00000000777BF000-0x00000000777C1000-memory.dmp

Filesize
8KB

Download
memory/1184-8-0x00000000777BF000-0x00000000777C0000-memory.dmp

Filesize
4KB

Download
memory/1184-7-0x00000000777C0000-0x00000000777C1000-memory.dmp

Filesize
4KB

Download
memory/1184-11-0x00000000775C0000-0x0000000077769000-memory.dmp

Filesize
1.7MB

Download
memory/1184-34-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/1232-25-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1232-27-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1320-33-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1320-21-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1360-24-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/1360-10-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1360-30-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/1360-2-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1360-4-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1360-3-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/2660-14-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2660-13-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2660-5-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2660-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2660-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download