latentbot | 14695e1bbe7292e845e341f96b0c3eb572be723815255eb24c7b06aaeb9f4403

General

Target

e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe
Size

270KB
MD5

e31ca92fe0a5d856e4a4bed2c744bcc8
SHA1

99ddc58a6a7da199fb450e74bc1fba987e573309
SHA256

14695e1bbe7292e845e341f96b0c3eb572be723815255eb24c7b06aaeb9f4403
SHA512

0876b52fca4ce3c989b7908014d216310197d618a7787d5135b573683112ea6e857f0079a75d6e5761fa3d8e448f39be21ef8358b919bbe114c6892a5483b7bf
SSDEEP

6144:KG377xS2Vp2CeiorXhwTBOz53LqpcCJJvH:Zr7xS2Vp6FwTVbJJvH

Score

10^/10

latentbot modiloader discovery evasion persistence trojan

Malware Config

Extracted

Family

latentbot

C2

hackerbatudator.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 16 IoCs

Processes:

resource	yara_rule
behavioral2/files/0x0008000000023465-4.dat	modiloader_stage2
behavioral2/memory/1832-9-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-25-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-31-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-37-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-40-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-43-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-46-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-49-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-52-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-55-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-58-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-61-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/3264-64-0x0000000000400000-0x000000000044B000-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

Processes:

e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

mstwain32.exe

pid	Process
3264	mstwain32.exe

Executes dropped EXE 1 IoCs

Processes:

mstwain32.exe

pid	Process
3264	mstwain32.exe

Loads dropped DLL 4 IoCs

Processes:

mstwain32.exe

pid	Process
3264	mstwain32.exe
3264	mstwain32.exe
3264	mstwain32.exe
3264	mstwain32.exe

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-1-5-21-2412658365-3084825385-3340777666-1000\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:

e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	e31ca92fe0a5d856e4a4bed2c744bcc8_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

Drops file in Windows directory 4 IoCs

Processes:

e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exemstwain32.exe

description	ioc	Process
File created	C:\Windows\mstwain32.exe	e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	e31ca92fe0a5d856e4a4bed2c744bcc8_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 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

Processes:

e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exemstwain32.exe

description	pid	Process
Token: SeDebugPrivilege	1832	e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe
Token: SeDebugPrivilege	3264	mstwain32.exe
Token: SeDebugPrivilege	3264	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid	Process
3264	mstwain32.exe
3264	mstwain32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe

description	pid	Process	procid_target
PID 1832 wrote to memory of 3264	1832	e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe	82
PID 1832 wrote to memory of 3264	1832	e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe	82
PID 1832 wrote to memory of 3264	1832	e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe	82

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

C:\Users\Admin\AppData\Local\Temp\e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.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:1832
- C:\Windows\mstwain32.exe
  "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e31ca92fe0a5d856e4a4bed2c744bcc8_JaffaCakes118.exe"
  2⤵
  - UAC bypass
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - 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:3264

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

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\cmsetac.dll

Filesize
33KB

MD5
043f9b1237b6f0b469c7d1f9131dee19

SHA1
a59b3e52eb1dd963b8a4f58cb4a9131f09538350

SHA256
1d20e7b5f82efc682375fec6f3f3c2b78efa6ac8b0b834f1f5620a4198b090d9

SHA512
688a423cf0d22aa677e72e90be9d2956e1b721dc2d2f6163260671f11206c54b8d336943e762d72acfe1de67c73cd612bdde5a9a0429a2fc33cc6bf58dd2442a

Download Submit
C:\Windows\mstwain32.exe

Filesize
270KB

MD5
e31ca92fe0a5d856e4a4bed2c744bcc8

SHA1
99ddc58a6a7da199fb450e74bc1fba987e573309

SHA256
14695e1bbe7292e845e341f96b0c3eb572be723815255eb24c7b06aaeb9f4403

SHA512
0876b52fca4ce3c989b7908014d216310197d618a7787d5135b573683112ea6e857f0079a75d6e5761fa3d8e448f39be21ef8358b919bbe114c6892a5483b7bf

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/1832-9-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-37-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-24-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/3264-27-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/3264-26-0x00000000005F0000-0x00000000005F8000-memory.dmp

Filesize
32KB

Download
memory/3264-25-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-17-0x0000000000500000-0x0000000000501000-memory.dmp

Filesize
4KB

Download
memory/3264-31-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-21-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/3264-40-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-43-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-46-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-49-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-52-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-55-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-58-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-61-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3264-64-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads