tinba | e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 04:51

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General

Target

e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe
Size

110KB
MD5

1be7ad529ccb0baeb973522db6f2e5e0
SHA1

e12c919f71154a44089c156cab3e645e3540c1da
SHA256

e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22
SHA512

f001d04bef10f5765e17a87b696a2ab8d072a187c3e092279534fba15aea0e178ea60d29c4054450e864d79646cd6f95582ba275c4dd22d4f874d1f09555b70f
SSDEEP

1536:yiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:yiyvRmDLs/ZrwWJjAqGcRJ2hg

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\5946AC3E = "C:\\Users\\Admin\\AppData\\Roaming\\5946AC3E\\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/1552-0-0x0000000000400000-0x000000000041E000-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	e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe
2172	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2172	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 2172	1552	e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe	32
PID 1552 wrote to memory of 2172	1552	e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe	32
PID 1552 wrote to memory of 2172	1552	e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe	32
PID 1552 wrote to memory of 2172	1552	e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe	32
PID 1552 wrote to memory of 2172	1552	e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe	32
PID 2172 wrote to memory of 1132	2172	winver.exe	20
PID 2172 wrote to memory of 1048	2172	winver.exe	17
PID 2172 wrote to memory of 1064	2172	winver.exe	18
PID 2172 wrote to memory of 1132	2172	winver.exe	20
PID 2172 wrote to memory of 2012	2172	winver.exe	23

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1048

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1064

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1132
- C:\Users\Admin\AppData\Local\Temp\e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe
  "C:\Users\Admin\AppData\Local\Temp\e584fa5aa332909d78ee9c99dd15c729f446e1e0f7a8bbe4a24b97151bf7cd22N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1552
- - 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:2172

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2012

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/1048-25-0x00000000775D1000-0x00000000775D2000-memory.dmp

Filesize
4KB

Download
memory/1048-35-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1048-27-0x00000000775D1000-0x00000000775D2000-memory.dmp

Filesize
4KB

Download
memory/1048-24-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1064-28-0x00000000775D1000-0x00000000775D2000-memory.dmp

Filesize
4KB

Download
memory/1064-29-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1064-19-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1132-10-0x00000000775D1000-0x00000000775D2000-memory.dmp

Filesize
4KB

Download
memory/1132-4-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1132-30-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1132-21-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1132-3-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1132-2-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1552-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1552-5-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/1552-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1552-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1552-13-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/2012-23-0x0000000001F00000-0x0000000001F06000-memory.dmp

Filesize
24KB

Download
memory/2012-32-0x00000000775D1000-0x00000000775D2000-memory.dmp

Filesize
4KB

Download
memory/2012-31-0x0000000001F00000-0x0000000001F06000-memory.dmp

Filesize
24KB

Download
memory/2172-7-0x0000000077780000-0x0000000077781000-memory.dmp

Filesize
4KB

Download
memory/2172-26-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2172-9-0x000000007777F000-0x0000000077781000-memory.dmp

Filesize
8KB

Download
memory/2172-8-0x000000007777F000-0x0000000077780000-memory.dmp

Filesize
4KB

Download
memory/2172-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2172-11-0x0000000077580000-0x0000000077729000-memory.dmp

Filesize
1.7MB

Download