modiloader | a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44

General

Target

a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe
Size

275KB
MD5

85bcb5a5b96f3d54bb19a8d67abaa8b0
SHA1

38cfb997d29d6a30a5d435c5114ec1bf37532d76
SHA256

a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44
SHA512

76fe1c37a695418cb439c578c33f807636387691d9a7c3c9bf4d1e8b0811773dc05583de8c58c3f781c0c4eb3d82d4aa32e45ae61b1447eef74c3d9d0bfb49c1
SSDEEP

6144:KG377xS2Vp2CeiorXhwTBOc53HpcCJJvH:Zr7xS2Vp6FwTHbJJvH

Score

10^/10

modiloader discovery evasion persistence trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Modiloader family
modiloader

ModiLoader Second Stage 3 IoCs

resource	yara_rule
behavioral2/files/0x000400000001e432-4.dat	modiloader_stage2
behavioral2/memory/1868-9-0x0000000000400000-0x000000000044D000-memory.dmp	modiloader_stage2
behavioral2/memory/3292-10-0x0000000000400000-0x000000000044D000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe

Deletes itself 1 IoCs

pid	Process
3292	deneme.exe

Executes dropped EXE 1 IoCs

pid	Process
3292	deneme.exe

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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deneme = "C:\\Windows\\deneme.exe"	deneme.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	deneme.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\deneme.exe	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe
File opened for modification	C:\Windows\deneme.exe	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3500	3292	WerFault.exe	82
3120	3292	WerFault.exe	82

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	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	deneme.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1868	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe
Token: SeDebugPrivilege	3292	deneme.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 3292	1868	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe	82
PID 1868 wrote to memory of 3292	1868	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe	82
PID 1868 wrote to memory of 3292	1868	a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe	82

C:\Users\Admin\AppData\Local\Temp\a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe
"C:\Users\Admin\AppData\Local\Temp\a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe"
1⤵
- Checks computer location settings
- 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:1868
- C:\Windows\deneme.exe
  "C:\Windows\deneme.exe" \melt "C:\Users\Admin\AppData\Local\Temp\a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44N.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3292
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 600
    3⤵
    - Program crash
    PID:3500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 644
    3⤵
    - Program crash
    PID:3120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3292 -ip 3292
1⤵
PID:2444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3292 -ip 3292
1⤵
PID:4372

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

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

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\deneme.exe

Filesize
275KB

MD5
85bcb5a5b96f3d54bb19a8d67abaa8b0

SHA1
38cfb997d29d6a30a5d435c5114ec1bf37532d76

SHA256
a894ef3c066fc8f72c1136da6dde6c1b06e9901bc84c45578837ae1197a8cd44

SHA512
76fe1c37a695418cb439c578c33f807636387691d9a7c3c9bf4d1e8b0811773dc05583de8c58c3f781c0c4eb3d82d4aa32e45ae61b1447eef74c3d9d0bfb49c1

Download Submit
memory/1868-9-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/3292-10-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads