tinba | 9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
13-01-2025 05:11

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General

Target

9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe
Size

110KB
MD5

7b969e14e18e9540111e64535818e210
SHA1

19bbaacdb500b55c30470e13965be1d047225ca6
SHA256

9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0
SHA512

028da10e8068091a7d21256df0eaef015e56113a2c3d0b983613f4a05d3b40623df0821902855404a062a7011454f52e20c4d2bd9811101af0650e5bd898b7b4
SSDEEP

1536:MiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:MiyvRmDLs/ZrwWJjAqGcRJ2hw

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\50D54765 = "C:\\Users\\Admin\\AppData\\Roaming\\50D54765\\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/2308-0-0x0000000000400000-0x000000000041E000-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	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2904	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2904	2308	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	31
PID 2308 wrote to memory of 2904	2308	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	31
PID 2308 wrote to memory of 2904	2308	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	31
PID 2308 wrote to memory of 2904	2308	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	31
PID 2308 wrote to memory of 2904	2308	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	31
PID 2904 wrote to memory of 1204	2904	winver.exe	21
PID 2904 wrote to memory of 1116	2904	winver.exe	19
PID 2904 wrote to memory of 1164	2904	winver.exe	20
PID 2904 wrote to memory of 1204	2904	winver.exe	21
PID 2904 wrote to memory of 324	2904	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe
  "C:\Users\Admin\AppData\Local\Temp\9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2308
- - 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:2904

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:324

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/324-31-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/324-26-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/324-32-0x00000000778C1000-0x00000000778C2000-memory.dmp

Filesize
4KB

Download
memory/1116-28-0x00000000778C1000-0x00000000778C2000-memory.dmp

Filesize
4KB

Download
memory/1116-27-0x0000000002000000-0x0000000002006000-memory.dmp

Filesize
24KB

Download
memory/1164-36-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1164-21-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1164-33-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x00000000778C1000-0x00000000778C2000-memory.dmp

Filesize
4KB

Download
memory/1204-30-0x0000000002B70000-0x0000000002B76000-memory.dmp

Filesize
24KB

Download
memory/1204-23-0x0000000002B70000-0x0000000002B76000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/2308-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2308-13-0x0000000001E20000-0x0000000002820000-memory.dmp

Filesize
10.0MB

Download
memory/2308-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2308-5-0x0000000001E20000-0x0000000002820000-memory.dmp

Filesize
10.0MB

Download
memory/2308-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2904-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2904-7-0x0000000077A70000-0x0000000077A71000-memory.dmp

Filesize
4KB

Download
memory/2904-8-0x0000000077A6F000-0x0000000077A70000-memory.dmp

Filesize
4KB

Download
memory/2904-9-0x0000000077A6F000-0x0000000077A71000-memory.dmp

Filesize
8KB

Download
memory/2904-11-0x0000000077870000-0x0000000077A19000-memory.dmp

Filesize
1.7MB

Download
memory/2904-29-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download