tinba | d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b

Analysis

max time kernel
118s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16/01/2025, 11:52

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General

Target

d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe
Size

110KB
MD5

806e2d57376c8358d7e4add7b45695d0
SHA1

cba047af6b35f399c0cc41aad15bfca1470773ca
SHA256

d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b
SHA512

aca46304188a575b4d2363af82379f20a68008287dea322ecfc85310a192ce690534b7fb599de3eed10d2690f2afca00de5fbf3778bcee3a7f6d65c68cc057ea
SSDEEP

1536:piLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:piyvRmDLs/ZrwWJjAqGcRJ2hA

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\A067029F = "C:\\Users\\Admin\\AppData\\Roaming\\A067029F\\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/2224-0-0x0000000000400000-0x000000000041E000-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	d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe
2096	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2096	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2096	2224	d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe	31
PID 2224 wrote to memory of 2096	2224	d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe	31
PID 2224 wrote to memory of 2096	2224	d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe	31
PID 2224 wrote to memory of 2096	2224	d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe	31
PID 2224 wrote to memory of 2096	2224	d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe	31
PID 2096 wrote to memory of 1180	2096	winver.exe	21
PID 2096 wrote to memory of 1052	2096	winver.exe	18
PID 2096 wrote to memory of 1120	2096	winver.exe	19
PID 2096 wrote to memory of 1180	2096	winver.exe	21
PID 2096 wrote to memory of 1772	2096	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1052

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1120

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe
  "C:\Users\Admin\AppData\Local\Temp\d2748c0fadd5926c43c297fbfb921217b664b90ac5f65e195b43a411cad8018b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2224
- - 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:2096

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1772

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/1052-28-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1120-26-0x00000000776F1000-0x00000000776F2000-memory.dmp

Filesize
4KB

Download
memory/1120-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1120-25-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1180-4-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x00000000776F1000-0x00000000776F2000-memory.dmp

Filesize
4KB

Download
memory/1180-27-0x0000000002590000-0x0000000002596000-memory.dmp

Filesize
24KB

Download
memory/1180-22-0x0000000002590000-0x0000000002596000-memory.dmp

Filesize
24KB

Download
memory/1772-29-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/1772-30-0x00000000776F1000-0x00000000776F2000-memory.dmp

Filesize
4KB

Download
memory/1772-24-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/2096-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2096-11-0x00000000776A0000-0x0000000077849000-memory.dmp

Filesize
1.7MB

Download
memory/2096-7-0x00000000778A0000-0x00000000778A1000-memory.dmp

Filesize
4KB

Download
memory/2096-8-0x000000007789F000-0x00000000778A0000-memory.dmp

Filesize
4KB

Download
memory/2096-9-0x000000007789F000-0x00000000778A1000-memory.dmp

Filesize
8KB

Download
memory/2096-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2224-13-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2224-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2224-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2224-5-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2224-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download