tinba | 38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3

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
20-01-2025 07:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe
Size

110KB
MD5

679c285dbfc3b52cdea9b2c53b01a080
SHA1

87d78453049f092036a44bd5a8f120745f33f88b
SHA256

38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3
SHA512

8e53dc768edd03f3b3378ff85da43cf39060867e2fe6ac3fa5a9f230b1fc80c1552d63b0985a2c3630ac771fc8068b9c1961388dcc0acffd366eed944a0feef8
SSDEEP

1536:OiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EQ:OiyvRmDLs/ZrwWJjAqGcRJ2hQ

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\20C7646D = "C:\\Users\\Admin\\AppData\\Roaming\\20C7646D\\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/2012-0-0x0000000000400000-0x000000000041E000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2576	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2576	2012	38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe	31
PID 2012 wrote to memory of 2576	2012	38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe	31
PID 2012 wrote to memory of 2576	2012	38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe	31
PID 2012 wrote to memory of 2576	2012	38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe	31
PID 2012 wrote to memory of 2576	2012	38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe	31
PID 2576 wrote to memory of 1188	2576	winver.exe	21
PID 2576 wrote to memory of 1092	2576	winver.exe	19
PID 2576 wrote to memory of 1152	2576	winver.exe	20
PID 2576 wrote to memory of 1188	2576	winver.exe	21
PID 2576 wrote to memory of 1724	2576	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe
  "C:\Users\Admin\AppData\Local\Temp\38122e28ce6b1f1135a62a6f8a9178336d5428ef55a3b2981b2e09e7e4990be3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2012
- - 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:2576

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1724

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

Loading Replay Monitor...

Downloads

memory/1092-27-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1092-28-0x0000000077371000-0x0000000077372000-memory.dmp

Filesize
4KB

Download
memory/1152-19-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1152-31-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1152-29-0x0000000077371000-0x0000000077372000-memory.dmp

Filesize
4KB

Download
memory/1188-2-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1188-10-0x0000000077371000-0x0000000077372000-memory.dmp

Filesize
4KB

Download
memory/1188-4-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1188-21-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1188-24-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1724-23-0x0000000001C80000-0x0000000001C86000-memory.dmp

Filesize
24KB

Download
memory/1724-26-0x0000000077371000-0x0000000077372000-memory.dmp

Filesize
4KB

Download
memory/1724-25-0x0000000001C80000-0x0000000001C86000-memory.dmp

Filesize
24KB

Download
memory/2012-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2012-13-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2012-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2012-5-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2012-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2576-11-0x0000000077320000-0x00000000774C9000-memory.dmp

Filesize
1.7MB

Download
memory/2576-30-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2576-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2576-7-0x0000000077520000-0x0000000077521000-memory.dmp

Filesize
4KB

Download
memory/2576-8-0x000000007751F000-0x0000000077520000-memory.dmp

Filesize
4KB

Download
memory/2576-9-0x000000007751F000-0x0000000077521000-memory.dmp

Filesize
8KB

Download