latentbot | 035e40a53750865cd0dcb3d431ca48efe532082a4a80ed658e87a0343788fb61

General

Target

cd10c8d760988e3e110307788f0974e0N.exe
Size

624KB
MD5

cd10c8d760988e3e110307788f0974e0
SHA1

5b154258460704474a8f1cf82b1c5c1403c11cb4
SHA256

035e40a53750865cd0dcb3d431ca48efe532082a4a80ed658e87a0343788fb61
SHA512

ebef5f6e0b18a9aec44973169ebf25fe66089e573c6f9af8be59af85c86fce5c6b8aa27795a821a209bb77275b98f71cbbb92e9fb93d0f58504c4ab02fb1cb6b
SSDEEP

12288:PzQOcFegUZYsJiJvjFoO7wiLOyEXfd8Vw8FIeVWhg:0OGvjFoOUHXl8u8Fj

Score

10^/10

latentbot modiloader discovery evasion persistence trojan upx

Malware Config

Extracted

Family

latentbot

C2

extremehacker.zapto.org

Signatures

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

ModiLoader Second Stage 21 IoCs

resource	yara_rule
behavioral1/memory/2044-16-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-15-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-14-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2044-27-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-44-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-43-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-46-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-45-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-52-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-53-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-56-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-59-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-60-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-63-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-66-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-70-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-73-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-76-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-79-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-82-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2
behavioral1/memory/2080-85-0x0000000000400000-0x000000000048F000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2472	mstwain32.exe
2080	mstwain32.exe

UPX packed file 27 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2044-10-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2044-12-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2044-6-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2044-4-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2044-13-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2044-16-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2044-15-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2044-14-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2044-27-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-44-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-43-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-42-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-46-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-45-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-52-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-53-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-56-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-59-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-60-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-63-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-66-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-70-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-73-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-76-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-79-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-82-0x0000000000400000-0x000000000048F000-memory.dmp	upx
behavioral1/memory/2080-85-0x0000000000400000-0x000000000048F000-memory.dmp	upx

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-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	cd10c8d760988e3e110307788f0974e0N.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2532 set thread context of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2472 set thread context of 2080	2472	mstwain32.exe	35

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	cd10c8d760988e3e110307788f0974e0N.exe
File opened for modification	C:\Windows\mstwain32.exe	cd10c8d760988e3e110307788f0974e0N.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cd10c8d760988e3e110307788f0974e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cd10c8d760988e3e110307788f0974e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2044	cd10c8d760988e3e110307788f0974e0N.exe
Token: SeBackupPrivilege	2344	vssvc.exe
Token: SeRestorePrivilege	2344	vssvc.exe
Token: SeAuditPrivilege	2344	vssvc.exe
Token: SeDebugPrivilege	2080	mstwain32.exe
Token: SeDebugPrivilege	2080	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2532	cd10c8d760988e3e110307788f0974e0N.exe
2472	mstwain32.exe
2080	mstwain32.exe
2080	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2532 wrote to memory of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2532 wrote to memory of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2532 wrote to memory of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2532 wrote to memory of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2532 wrote to memory of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2532 wrote to memory of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2532 wrote to memory of 2044	2532	cd10c8d760988e3e110307788f0974e0N.exe	30
PID 2044 wrote to memory of 2472	2044	cd10c8d760988e3e110307788f0974e0N.exe	34
PID 2044 wrote to memory of 2472	2044	cd10c8d760988e3e110307788f0974e0N.exe	34
PID 2044 wrote to memory of 2472	2044	cd10c8d760988e3e110307788f0974e0N.exe	34
PID 2044 wrote to memory of 2472	2044	cd10c8d760988e3e110307788f0974e0N.exe	34
PID 2472 wrote to memory of 2080	2472	mstwain32.exe	35
PID 2472 wrote to memory of 2080	2472	mstwain32.exe	35
PID 2472 wrote to memory of 2080	2472	mstwain32.exe	35
PID 2472 wrote to memory of 2080	2472	mstwain32.exe	35
PID 2472 wrote to memory of 2080	2472	mstwain32.exe	35
PID 2472 wrote to memory of 2080	2472	mstwain32.exe	35
PID 2472 wrote to memory of 2080	2472	mstwain32.exe	35
PID 2472 wrote to memory of 2080	2472	mstwain32.exe	35

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\cd10c8d760988e3e110307788f0974e0N.exe
"C:\Users\Admin\AppData\Local\Temp\cd10c8d760988e3e110307788f0974e0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Users\Admin\AppData\Local\Temp\cd10c8d760988e3e110307788f0974e0N.exe
  C:\Users\Admin\AppData\Local\Temp\cd10c8d760988e3e110307788f0974e0N
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\cd10c8d760988e3e110307788f0974e0N.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2472
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32
      4⤵
      UAC bypass
      Executes dropped EXE
      Adds Run key to start application
      Checks whether UAC is enabled
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:2080

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\mstwain32.exe

Filesize
624KB

MD5
cd10c8d760988e3e110307788f0974e0

SHA1
5b154258460704474a8f1cf82b1c5c1403c11cb4

SHA256
035e40a53750865cd0dcb3d431ca48efe532082a4a80ed658e87a0343788fb61

SHA512
ebef5f6e0b18a9aec44973169ebf25fe66089e573c6f9af8be59af85c86fce5c6b8aa27795a821a209bb77275b98f71cbbb92e9fb93d0f58504c4ab02fb1cb6b

Download Submit
memory/2044-2-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-10-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2044-12-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-6-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-4-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-13-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-16-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-15-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-14-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2044-27-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-46-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-59-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-42-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-50-0x0000000001DB0000-0x0000000001DBE000-memory.dmp

Filesize
56KB

Download
memory/2080-44-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-45-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-52-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-54-0x0000000000300000-0x0000000000308000-memory.dmp

Filesize
32KB

Download
memory/2080-53-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-55-0x0000000001DB0000-0x0000000001DBE000-memory.dmp

Filesize
56KB

Download
memory/2080-56-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-43-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-60-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-63-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-66-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-70-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-73-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-76-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-79-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-82-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2080-85-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads