tinba | d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 04:43

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General

Target

d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe
Size

45KB
MD5

a9f05bb29ce259deab61eba28199dba0
SHA1

78bc586c82b69c15f5b024a917d703458da5655b
SHA256

d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526
SHA512

1f91e7ea440e36851504543520c7cc0d19a346aba9c65d39a4fe69fc415a266cc7870c5673f5d19b64bb6979400a32524048829265c5db2d31a4d7c34273a70c
SSDEEP

768:ihP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2P:OsWE9N5dFu53dsniQaB/xZ14n7zIF+q7

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\0A4D7D98 = "C:\\Users\\Admin\\AppData\\Roaming\\0A4D7D98\\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/2064-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe
1416	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1416	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 1416	2064	d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe	31
PID 2064 wrote to memory of 1416	2064	d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe	31
PID 2064 wrote to memory of 1416	2064	d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe	31
PID 2064 wrote to memory of 1416	2064	d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe	31
PID 2064 wrote to memory of 1416	2064	d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe	31
PID 1416 wrote to memory of 1244	1416	winver.exe	21
PID 1416 wrote to memory of 1124	1416	winver.exe	19
PID 1416 wrote to memory of 1180	1416	winver.exe	20
PID 1416 wrote to memory of 1244	1416	winver.exe	21
PID 1416 wrote to memory of 112	1416	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1244
- C:\Users\Admin\AppData\Local\Temp\d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe
  "C:\Users\Admin\AppData\Local\Temp\d780de2e67fc7660a536473920dc3c703c6a4f56cbd0466e302c8258a1a26526N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2064
- - 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:1416

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:112

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/112-27-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/112-26-0x0000000001DB0000-0x0000000001DB6000-memory.dmp

Filesize
24KB

Download
memory/112-25-0x0000000001DB0000-0x0000000001DB6000-memory.dmp

Filesize
24KB

Download
memory/1124-29-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/1124-28-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1180-30-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1180-21-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1244-4-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1244-10-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/1244-3-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1244-2-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1244-31-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1244-23-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1416-11-0x0000000076E50000-0x0000000076FF9000-memory.dmp

Filesize
1.7MB

Download
memory/1416-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1416-7-0x0000000077050000-0x0000000077051000-memory.dmp

Filesize
4KB

Download
memory/1416-8-0x000000007704F000-0x0000000077050000-memory.dmp

Filesize
4KB

Download
memory/1416-9-0x000000007704F000-0x0000000077051000-memory.dmp

Filesize
8KB

Download
memory/1416-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1416-37-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/2064-13-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2064-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2064-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2064-5-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2064-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download