latentbot | 51ab52acf44fe469672a8bc675ca71d5121661e7c40018a5cd71abcdf36652d6

General

Target

baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
Size

125KB
MD5

baee0f9bf421c883c45232169f34b452
SHA1

f87cf64ebadf9cea8b6ddb7c3fbb151a0b610902
SHA256

51ab52acf44fe469672a8bc675ca71d5121661e7c40018a5cd71abcdf36652d6
SHA512

319f00fdbda61c0525c646195ea177ccfb4442eb3bf7e60a9b9518cbf68770fa206756639aabc97e864e49b32d6e56915f631177ebc41878bf5ed78748bfd5b4
SSDEEP

3072:Y3JgVs2LveVDnjcaO5I0q35gXg8aXO72fkMzpFoZjV:6JgVz2nO5qpeaXSYGV

Score

10^/10

latentbot modiloader discovery evasion persistence trojan upx

Malware Config

Extracted

Family

latentbot

C2

ozaneryilmaz.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

Processes:

mstwain32.exe

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

ModiLoader Second Stage 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2984-8-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2984-9-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2984-10-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2984-22-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2472-33-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2472-34-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2472-41-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid	Process
2408	mstwain32.exe
2472	mstwain32.exe

UPX packed file 11 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2984-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2984-7-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2984-8-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2984-9-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2984-10-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2984-22-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2472-31-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2472-32-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2472-33-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2472-34-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2472-41-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\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

Processes:

baee0f9bf421c883c45232169f34b452_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

baee0f9bf421c883c45232169f34b452_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 2776 set thread context of 2984	2776	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	31
PID 2408 set thread context of 2472	2408	mstwain32.exe	37

Drops file in Windows directory 4 IoCs

Processes:

baee0f9bf421c883c45232169f34b452_JaffaCakes118.exemstwain32.exe

description	ioc	Process
File created	C:\Windows\mstwain32.exe	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.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

Processes:

baee0f9bf421c883c45232169f34b452_JaffaCakes118.exebaee0f9bf421c883c45232169f34b452_JaffaCakes118.exemstwain32.exemstwain32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

baee0f9bf421c883c45232169f34b452_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	Process
Token: SeDebugPrivilege	2984	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
Token: SeBackupPrivilege	2840	vssvc.exe
Token: SeRestorePrivilege	2840	vssvc.exe
Token: SeAuditPrivilege	2840	vssvc.exe
Token: SeDebugPrivilege	2472	mstwain32.exe
Token: SeDebugPrivilege	2472	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe

pid	Process
2984	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid	Process
2472	mstwain32.exe
2472	mstwain32.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

baee0f9bf421c883c45232169f34b452_JaffaCakes118.exebaee0f9bf421c883c45232169f34b452_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 2776 wrote to memory of 2984	2776	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	31
PID 2776 wrote to memory of 2984	2776	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	31
PID 2776 wrote to memory of 2984	2776	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	31
PID 2776 wrote to memory of 2984	2776	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	31
PID 2776 wrote to memory of 2984	2776	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	31
PID 2776 wrote to memory of 2984	2776	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	31
PID 2984 wrote to memory of 2408	2984	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	35
PID 2984 wrote to memory of 2408	2984	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	35
PID 2984 wrote to memory of 2408	2984	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	35
PID 2984 wrote to memory of 2408	2984	baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe	35
PID 2408 wrote to memory of 2472	2408	mstwain32.exe	37
PID 2408 wrote to memory of 2472	2408	mstwain32.exe	37
PID 2408 wrote to memory of 2472	2408	mstwain32.exe	37
PID 2408 wrote to memory of 2472	2408	mstwain32.exe	37
PID 2408 wrote to memory of 2472	2408	mstwain32.exe	37
PID 2408 wrote to memory of 2472	2408	mstwain32.exe	37

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

mstwain32.exe

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\baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Users\Admin\AppData\Local\Temp\baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\baee0f9bf421c883c45232169f34b452_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2408
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe
      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:2472

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2840

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
125KB

MD5
baee0f9bf421c883c45232169f34b452

SHA1
f87cf64ebadf9cea8b6ddb7c3fbb151a0b610902

SHA256
51ab52acf44fe469672a8bc675ca71d5121661e7c40018a5cd71abcdf36652d6

SHA512
319f00fdbda61c0525c646195ea177ccfb4442eb3bf7e60a9b9518cbf68770fa206756639aabc97e864e49b32d6e56915f631177ebc41878bf5ed78748bfd5b4

Download Submit
memory/2408-29-0x0000000011490000-0x00000000114B7000-memory.dmp

Filesize
156KB

Download
memory/2472-33-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2472-31-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2472-43-0x0000000000460000-0x000000000046E000-memory.dmp

Filesize
56KB

Download
memory/2472-42-0x0000000000250000-0x0000000000258000-memory.dmp

Filesize
32KB

Download
memory/2472-41-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2472-39-0x0000000000460000-0x000000000046E000-memory.dmp

Filesize
56KB

Download
memory/2472-38-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2472-34-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2472-32-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2776-5-0x0000000011490000-0x00000000114B7000-memory.dmp

Filesize
156KB

Download
memory/2984-22-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2984-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2984-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2984-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2984-12-0x0000000002A90000-0x0000000002A91000-memory.dmp

Filesize
4KB

Download
memory/2984-11-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2984-10-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2984-9-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2984-8-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2984-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads