tinba | c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-01-2025 00:39

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General

Target

c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe
Size

45KB
MD5

eaa279d72a30f81655b9dbf0fce28310
SHA1

ef9b8b5fd096ac9798451cf7ba7ceb014a2df150
SHA256

c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078
SHA512

4e90dcc73a06a24dfc417a758de0c25e2d3bcc07b8a0d63693a0964017b291d26d9010ff144896ee290bda10b58a729c8de7972f033c7ca1991b413387bda820
SSDEEP

768:9hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2V:/sWE9N5dFu53dsniQaB/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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\28D0BC9A = "C:\\Users\\Admin\\AppData\\Roaming\\28D0BC9A\\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/2380-0-0x0000000000400000-0x000000000041D000-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	c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1312	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 1312	2380	c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe	31
PID 2380 wrote to memory of 1312	2380	c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe	31
PID 2380 wrote to memory of 1312	2380	c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe	31
PID 2380 wrote to memory of 1312	2380	c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe	31
PID 2380 wrote to memory of 1312	2380	c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe	31
PID 1312 wrote to memory of 1184	1312	winver.exe	21
PID 1312 wrote to memory of 1052	1312	winver.exe	17
PID 1312 wrote to memory of 1104	1312	winver.exe	19
PID 1312 wrote to memory of 1184	1312	winver.exe	21
PID 1312 wrote to memory of 884	1312	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:1104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe
  "C:\Users\Admin\AppData\Local\Temp\c109ab2e088da970fb3765903a206e86e518db06cc545e3ced8381e784757078N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - 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:1312

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:884

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/884-24-0x0000000001D50000-0x0000000001D56000-memory.dmp

Filesize
24KB

Download
memory/884-30-0x0000000076E41000-0x0000000076E42000-memory.dmp

Filesize
4KB

Download
memory/884-29-0x0000000001D50000-0x0000000001D56000-memory.dmp

Filesize
24KB

Download
memory/1052-27-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x0000000076E41000-0x0000000076E42000-memory.dmp

Filesize
4KB

Download
memory/1104-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1104-25-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000076E41000-0x0000000076E42000-memory.dmp

Filesize
4KB

Download
memory/1184-28-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1184-22-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1312-9-0x0000000076FEF000-0x0000000076FF1000-memory.dmp

Filesize
8KB

Download
memory/1312-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1312-7-0x0000000076FF0000-0x0000000076FF1000-memory.dmp

Filesize
4KB

Download
memory/1312-11-0x0000000076DF0000-0x0000000076F99000-memory.dmp

Filesize
1.7MB

Download
memory/1312-8-0x0000000076FEF000-0x0000000076FF0000-memory.dmp

Filesize
4KB

Download
memory/1312-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2380-13-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2380-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2380-5-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2380-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2380-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download