modiloader | dc2356eba71c25608ad5873580b6cc0c135e6fc414952cba7da3a0d561134979

General

Target

bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe
Size

281KB
MD5

bdbe517806726bb32ecf86e5700b9b9f
SHA1

95575b36c9a2faf6bb674309833abac03ec3a684
SHA256

dc2356eba71c25608ad5873580b6cc0c135e6fc414952cba7da3a0d561134979
SHA512

f5d054be5ea290e6aed5583c4bda040b33a622b3649156006aaf7137eb9ea9b0e508a430cdc3a4372db9c4c43f29301cb4da9df587cf5ab3c3895241b2de185f
SSDEEP

6144:CiwYfxdWSi6ID86RalmkPKe7FHD7yisURnus9lrboSjw8Q8z:CLciSLIpzNe7FHDWYusn3wn8z

Score

10^/10

modiloader discovery 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 6 IoCs

resource	yara_rule
behavioral1/memory/2888-4-0x0000000000400000-0x0000000000554CA4-memory.dmp	modiloader_stage2
behavioral1/memory/1260-19-0x0000000000400000-0x0000000000554CA4-memory.dmp	modiloader_stage2
behavioral1/memory/2888-30-0x0000000000400000-0x0000000000554CA4-memory.dmp	modiloader_stage2
behavioral1/memory/2888-38-0x0000000000400000-0x0000000000554CA4-memory.dmp	modiloader_stage2
behavioral1/memory/1260-40-0x0000000000400000-0x0000000000554CA4-memory.dmp	modiloader_stage2
behavioral1/memory/1260-41-0x0000000000400000-0x0000000000554CA4-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
2332	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1260	server.dat

Loads dropped DLL 5 IoCs

pid	Process
2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe
2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe
2808	WerFault.exe
2808	WerFault.exe
2808	WerFault.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_server.dat	server.dat
File opened for modification	C:\Windows\SysWOW64\_server.dat	server.dat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1260 set thread context of 2028	1260	server.dat	31

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\server.dat	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\DelSvel.bat	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\server.dat	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	1260	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 3 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	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.dat
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 1260	2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe	30
PID 2888 wrote to memory of 1260	2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe	30
PID 2888 wrote to memory of 1260	2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe	30
PID 2888 wrote to memory of 1260	2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe	30
PID 1260 wrote to memory of 2028	1260	server.dat	31
PID 1260 wrote to memory of 2028	1260	server.dat	31
PID 1260 wrote to memory of 2028	1260	server.dat	31
PID 1260 wrote to memory of 2028	1260	server.dat	31
PID 1260 wrote to memory of 2028	1260	server.dat	31
PID 1260 wrote to memory of 2028	1260	server.dat	31
PID 1260 wrote to memory of 2808	1260	server.dat	32
PID 1260 wrote to memory of 2808	1260	server.dat	32
PID 1260 wrote to memory of 2808	1260	server.dat	32
PID 1260 wrote to memory of 2808	1260	server.dat	32
PID 2888 wrote to memory of 2332	2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe	33
PID 2888 wrote to memory of 2332	2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe	33
PID 2888 wrote to memory of 2332	2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe	33
PID 2888 wrote to memory of 2332	2888	bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bdbe517806726bb32ecf86e5700b9b9f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\server.dat
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\server.dat"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1260
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    PID:2028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 272
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2808
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\DelSvel.bat""
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\Microsoft Shared\MSInfo\DelSvel.bat

Filesize
212B

MD5
0c93fb8f6097defc20ec0aaa6ac623b4

SHA1
566917e9085e90b883f35139bf81b838fb65ab48

SHA256
c999a96ea512a2532c141222371cc1810d60bc18f9b11412936efe89f27fe225

SHA512
c2bf9d1ee26581b6b3d5cb6dc3b2d19a5f23ff31f025df1b2df6f4d65ec0f168fd34a22be5c5ba9c9d7375b820edf3ec8974d86ffe9444fa4897840d6066eca6

Download Submit
\Program Files\Common Files\Microsoft Shared\MSInfo\server.dat

Filesize
281KB

MD5
bdbe517806726bb32ecf86e5700b9b9f

SHA1
95575b36c9a2faf6bb674309833abac03ec3a684

SHA256
dc2356eba71c25608ad5873580b6cc0c135e6fc414952cba7da3a0d561134979

SHA512
f5d054be5ea290e6aed5583c4bda040b33a622b3649156006aaf7137eb9ea9b0e508a430cdc3a4372db9c4c43f29301cb4da9df587cf5ab3c3895241b2de185f

Download Submit
memory/1260-41-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/1260-40-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/1260-15-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/1260-14-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/1260-19-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/2028-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2028-24-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2888-11-0x0000000003490000-0x00000000035E5000-memory.dmp

Filesize
1.3MB

Download
memory/2888-12-0x0000000003490000-0x00000000035E5000-memory.dmp

Filesize
1.3MB

Download
memory/2888-30-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/2888-0-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/2888-38-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/2888-4-0x0000000000400000-0x0000000000554CA4-memory.dmp

Filesize
1.3MB

Download
memory/2888-1-0x00000000004C9000-0x00000000004CA000-memory.dmp

Filesize
4KB

Download

Analysis

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