modiloader | 73f2793b35f27089266a937837dbcfe2a4c981575da33bbb968af5ab8f780e45

General

Target

1215200a62961208a11f8de04782f88c.exe
Size

371KB
MD5

1215200a62961208a11f8de04782f88c
SHA1

15e4cf2bdc6c27e3a19bf193c7330695d7918d71
SHA256

73f2793b35f27089266a937837dbcfe2a4c981575da33bbb968af5ab8f780e45
SHA512

215130f4b897d3b2b623e641237ab1393ebdb7dceca8d202fb676245682d4df8ecaefb3729278e24f03485da417610b2e6530a162a2749b0f95c21c91e796455
SSDEEP

6144:k/0uoV+4GjSMgk0LjwhVEr/Um/dBlTcatxUVpGt8oHsSDuaSn3YC0ibySYDj5EwE:kJuy220LkwLqab2pO8oM+unrTm5w

Score

10^/10

modiloader persistence trojan upx

Malware Config

Signatures

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

ModiLoader Second Stage 5 IoCs

resource	yara_rule
behavioral2/memory/3792-14-0x0000000000400000-0x00000000004C5000-memory.dmp	modiloader_stage2
behavioral2/memory/3792-20-0x0000000000400000-0x00000000004C5000-memory.dmp	modiloader_stage2
behavioral2/memory/3792-17-0x0000000000400000-0x00000000004C5000-memory.dmp	modiloader_stage2
behavioral2/memory/3792-15-0x0000000000400000-0x00000000004C5000-memory.dmp	modiloader_stage2
behavioral2/memory/3792-13-0x0000000000400000-0x00000000004C5000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2580	L3.exe
3792	L3.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3792-9-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/3792-5-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/3792-12-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/3792-14-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/3792-20-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/3792-17-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/3792-15-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/3792-13-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/3792-10-0x0000000000400000-0x00000000004C5000-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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	1215200a62961208a11f8de04782f88c.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2580 set thread context of 3792	2580	L3.exe	19
PID 3792 set thread context of 3568	3792	L3.exe	31

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\2010.txt	L3.exe

Program crash 1 IoCs

pid	pid_target	Process
3208	3568	WerFault.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 2580	1596	1215200a62961208a11f8de04782f88c.exe	18
PID 1596 wrote to memory of 2580	1596	1215200a62961208a11f8de04782f88c.exe	18
PID 1596 wrote to memory of 2580	1596	1215200a62961208a11f8de04782f88c.exe	18
PID 2580 wrote to memory of 3792	2580	L3.exe	19
PID 2580 wrote to memory of 3792	2580	L3.exe	19
PID 2580 wrote to memory of 3792	2580	L3.exe	19
PID 2580 wrote to memory of 3792	2580	L3.exe	19
PID 2580 wrote to memory of 3792	2580	L3.exe	19
PID 3792 wrote to memory of 3568	3792	L3.exe	31
PID 3792 wrote to memory of 3568	3792	L3.exe	31
PID 3792 wrote to memory of 3568	3792	L3.exe	31
PID 3792 wrote to memory of 3568	3792	L3.exe	31
PID 3792 wrote to memory of 3568	3792	L3.exe	31

C:\Users\Admin\AppData\Local\Temp\1215200a62961208a11f8de04782f88c.exe
"C:\Users\Admin\AppData\Local\Temp\1215200a62961208a11f8de04782f88c.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\L3.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\L3.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2580
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\L3.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\L3.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Program Files directory
    - Suspicious use of WriteProcessMemory
    PID:3792
  - - C:\Windows\SysWOW64\mstsc.exe
      "C:\Windows\system32\mstsc.exe"
      4⤵
      PID:3568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3568 -ip 3568
1⤵
PID:4568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3568 -s 12
1⤵
- Program crash
PID:3208

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\L3.exe

Filesize
324KB

MD5
6d235080f4dd33fa8049fef7b98bdff6

SHA1
22c5b083f8bcede42a472f59e2e552933bca9a4b

SHA256
bc03d810c65b5043a63f20ccdd54a720c17f4092c8cf0c92b1be906d3697ce9f

SHA512
1445f4179d00a99100194a9a51cc20bc81ae1721c69c7891d77d9c47f14918a5c608feb8b6f7b08bafc0de485da0ce492735fc88a12a28fe5fb65e2a55293e64

Download Submit
memory/2580-7-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3568-22-0x0000000000A80000-0x0000000000A80000-memory.dmp

Download
memory/3568-19-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3792-16-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/3792-14-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/3792-12-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/3792-20-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/3792-5-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/3792-17-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/3792-15-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/3792-13-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/3792-10-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/3792-9-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads