tinba | 6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 03:24

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General

Target

6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe
Size

110KB
MD5

c9954b4e768d8a888d89a5677a15e524
SHA1

e433970f32d1d3ab623d1cafec8aed1be2c1b44a
SHA256

6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330
SHA512

56d936c83564bcfd9e11b7a7257e23c7f33badea9aafbf152b0b9288060f687800e9209c5a5ae300e6921a11839fff8d4e21bd4904fd59da363bbbccc0208dab
SSDEEP

1536:ziLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EQ:ziyvRmDLs/ZrwWJjAqGcRJ2hQ

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\D89E7E1E = "C:\\Users\\Admin\\AppData\\Roaming\\D89E7E1E\\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/2316-0-0x0000000000400000-0x000000000041E000-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	6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2336	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2336	2316	6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe	32
PID 2316 wrote to memory of 2336	2316	6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe	32
PID 2316 wrote to memory of 2336	2316	6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe	32
PID 2316 wrote to memory of 2336	2316	6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe	32
PID 2316 wrote to memory of 2336	2316	6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe	32
PID 2336 wrote to memory of 1144	2336	winver.exe	20
PID 2336 wrote to memory of 1068	2336	winver.exe	17
PID 2336 wrote to memory of 1100	2336	winver.exe	19
PID 2336 wrote to memory of 1144	2336	winver.exe	20
PID 2336 wrote to memory of 1520	2336	winver.exe	23

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1068

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1144
- C:\Users\Admin\AppData\Local\Temp\6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe
  "C:\Users\Admin\AppData\Local\Temp\6155a9bd3f74a3f0a20d808692c79ce7fba07a4c5db268d4897a0d9e94f80330.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - 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:2336

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1520

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/1068-24-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/1068-23-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1100-26-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1100-20-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1144-3-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1144-4-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1144-2-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1144-10-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/1144-27-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1144-22-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1520-31-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1520-32-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/2316-5-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/2316-13-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/2316-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2316-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2316-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2336-25-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2336-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2336-7-0x00000000776D0000-0x00000000776D1000-memory.dmp

Filesize
4KB

Download
memory/2336-8-0x00000000776CF000-0x00000000776D0000-memory.dmp

Filesize
4KB

Download
memory/2336-9-0x00000000776CF000-0x00000000776D1000-memory.dmp

Filesize
8KB

Download
memory/2336-11-0x00000000774D0000-0x0000000077679000-memory.dmp

Filesize
1.7MB

Download