tinba | f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-01-2025 04:09

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General

Target

f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe
Size

45KB
MD5

d4bb4c126ea401f69a6060b65edca8d4
SHA1

6e1d33ec95a440959ba8352ff0c11150f9d2d809
SHA256

f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd
SHA512

65d2eac28f8b3e42b45b54910ebb8835f81c5b9c84ef28c35d5956d5a6fbdf85629db2ef3adf2a9c9403879296be1d0bf6ddccc1b3b5f98f0f55a11afd69e578
SSDEEP

768:ohP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2V:UsWE9N5dFu53dsniQaB/xZ14n7zIF+q5

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\F766DBF1 = "C:\\Users\\Admin\\AppData\\Roaming\\F766DBF1\\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/2532-0-0x0000000000400000-0x000000000041D000-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	f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2380	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2380	2532	f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe	31
PID 2532 wrote to memory of 2380	2532	f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe	31
PID 2532 wrote to memory of 2380	2532	f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe	31
PID 2532 wrote to memory of 2380	2532	f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe	31
PID 2532 wrote to memory of 2380	2532	f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe	31
PID 2380 wrote to memory of 1184	2380	winver.exe	21
PID 2380 wrote to memory of 1040	2380	winver.exe	17
PID 2380 wrote to memory of 1104	2380	winver.exe	19
PID 2380 wrote to memory of 1184	2380	winver.exe	21
PID 2380 wrote to memory of 808	2380	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1040

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe
  "C:\Users\Admin\AppData\Local\Temp\f12b6dd2ea07de530f5f139dd06f33a5a57eed25db16fc06e8381190b2f295fd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2532
- - 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:2380

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:808

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/808-24-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/808-31-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/808-30-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/1040-28-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1040-33-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1104-25-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1104-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1184-27-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1184-22-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/2380-29-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2380-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2380-7-0x00000000774F0000-0x00000000774F1000-memory.dmp

Filesize
4KB

Download
memory/2380-8-0x00000000774EF000-0x00000000774F0000-memory.dmp

Filesize
4KB

Download
memory/2380-9-0x00000000774EF000-0x00000000774F1000-memory.dmp

Filesize
8KB

Download
memory/2380-11-0x00000000772F0000-0x0000000077499000-memory.dmp

Filesize
1.7MB

Download
memory/2532-13-0x0000000001C40000-0x0000000002640000-memory.dmp

Filesize
10.0MB

Download
memory/2532-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2532-5-0x0000000001C40000-0x0000000002640000-memory.dmp

Filesize
10.0MB

Download
memory/2532-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2532-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download