tinba | e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feed

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04-02-2025 22:33

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General

Target

e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe
Size

110KB
MD5

5d206ca752a034436cf7f40bd7f54ad0
SHA1

d3adeacb5c997b59e1c28abd14c7d0f35e94d5c3
SHA256

e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feed
SHA512

e171f27c3283e2d572bbbcac3ca4d975fde8a89719de451ce591f14cf86e63865d7898cdc70d02be4e482b0124379095667a3ad1859255ba62ee0826f176b0c5
SSDEEP

1536:oiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:oiyvRmDLs/ZrwWJjAqGcRJ2hA

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\8E7DD6C1 = "C:\\Users\\Admin\\AppData\\Roaming\\8E7DD6C1\\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/2236-0-0x0000000000400000-0x000000000041E000-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	e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe
932	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
932	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 932	2236	e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe	30
PID 2236 wrote to memory of 932	2236	e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe	30
PID 2236 wrote to memory of 932	2236	e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe	30
PID 2236 wrote to memory of 932	2236	e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe	30
PID 2236 wrote to memory of 932	2236	e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe	30
PID 932 wrote to memory of 1220	932	winver.exe	21
PID 932 wrote to memory of 1108	932	winver.exe	19
PID 932 wrote to memory of 1164	932	winver.exe	20
PID 932 wrote to memory of 1220	932	winver.exe	21
PID 932 wrote to memory of 1244	932	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1220
- C:\Users\Admin\AppData\Local\Temp\e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe
  "C:\Users\Admin\AppData\Local\Temp\e0673ba5efd64713ef36423d9ddd945e5317f08c427db86b7335647e2e39feedN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - 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:932

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1244

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/932-9-0x0000000077E8F000-0x0000000077E91000-memory.dmp

Filesize
8KB

Download
memory/932-36-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/932-6-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/932-7-0x0000000077E90000-0x0000000077E91000-memory.dmp

Filesize
4KB

Download
memory/932-8-0x0000000077E8F000-0x0000000077E90000-memory.dmp

Filesize
4KB

Download
memory/932-31-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/932-11-0x0000000077C90000-0x0000000077E39000-memory.dmp

Filesize
1.7MB

Download
memory/1108-25-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000077CE1000-0x0000000077CE2000-memory.dmp

Filesize
4KB

Download
memory/1164-27-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/1164-20-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/1220-10-0x0000000077CE1000-0x0000000077CE2000-memory.dmp

Filesize
4KB

Download
memory/1220-2-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1220-3-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1220-4-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1220-30-0x00000000021E0000-0x00000000021E6000-memory.dmp

Filesize
24KB

Download
memory/1220-22-0x00000000021E0000-0x00000000021E6000-memory.dmp

Filesize
24KB

Download
memory/1244-29-0x0000000077CE1000-0x0000000077CE2000-memory.dmp

Filesize
4KB

Download
memory/1244-28-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1244-24-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/2236-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2236-13-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2236-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2236-5-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2236-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download