tinba | 25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12-01-2025 08:06

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General

Target

25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe
Size

45KB
MD5

01042828e00a5f7ff46fcd7ef6441bd0
SHA1

5d8b75a587ab58e6333bc66f1e83ef5d9c2688a1
SHA256

25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14
SHA512

913c9dbe4e16bc2adda6c3965d605b2ffce7eab2683c9557dc2d56e52591e86c6e6bdaf88cf706f74cf3da29d32da6e6166ca2065f473a6764379464407c07c7
SSDEEP

768:yhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2/:+sWE9N5dFu53dsniQaB/xZ14n7zIF+qL

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\8F5B4C02 = "C:\\Users\\Admin\\AppData\\Roaming\\8F5B4C02\\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/2420-0-0x0000000000400000-0x000000000041D000-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	25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe
868	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
868	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 868	2420	25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe	32
PID 2420 wrote to memory of 868	2420	25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe	32
PID 2420 wrote to memory of 868	2420	25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe	32
PID 2420 wrote to memory of 868	2420	25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe	32
PID 2420 wrote to memory of 868	2420	25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe	32
PID 868 wrote to memory of 1176	868	winver.exe	21
PID 868 wrote to memory of 1100	868	winver.exe	19
PID 868 wrote to memory of 1152	868	winver.exe	20
PID 868 wrote to memory of 1176	868	winver.exe	21
PID 868 wrote to memory of 1264	868	winver.exe	25

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1176
- C:\Users\Admin\AppData\Local\Temp\25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe
  "C:\Users\Admin\AppData\Local\Temp\25ed4ad3786d62d66acdb4619e14d01c9b0d4ea6320a235f5c956ff08ae82c14N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - 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:868

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1264

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/868-11-0x0000000076E20000-0x0000000076FC9000-memory.dmp

Filesize
1.7MB

Download
memory/868-24-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/868-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/868-7-0x0000000077020000-0x0000000077021000-memory.dmp

Filesize
4KB

Download
memory/868-8-0x000000007701F000-0x0000000077020000-memory.dmp

Filesize
4KB

Download
memory/868-9-0x000000007701F000-0x0000000077021000-memory.dmp

Filesize
8KB

Download
memory/1100-33-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/1100-23-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/1100-29-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/1100-35-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1100-25-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/1152-31-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1152-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1152-30-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/1176-10-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/1176-22-0x0000000002470000-0x0000000002476000-memory.dmp

Filesize
24KB

Download
memory/1176-4-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1176-32-0x0000000002470000-0x0000000002476000-memory.dmp

Filesize
24KB

Download
memory/1176-3-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1176-2-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1264-34-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/1264-36-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/1264-40-0x0000000001E50000-0x0000000001E56000-memory.dmp

Filesize
24KB

Download
memory/1264-41-0x0000000076E71000-0x0000000076E72000-memory.dmp

Filesize
4KB

Download
memory/2420-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2420-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2420-5-0x0000000001E10000-0x0000000002810000-memory.dmp

Filesize
10.0MB

Download
memory/2420-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2420-13-0x0000000001E10000-0x0000000002810000-memory.dmp

Filesize
10.0MB

Download