modiloader | ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2

General

Target

ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
Size

326KB
MD5

40925ca5fd4ab078643ec6396955ee15
SHA1

10eef9e0fe771e6ec6ac8725290e75a7ba241cfc
SHA256

ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2
SHA512

55018b2c7ea8919a7d080d4309ffc39a7726f9f499537d7c1dadbacecb7befb3d7d4842fcecebf370f0e384af4cc7ce1885ad11591d26c528566d3b2d1b5edfa
SSDEEP

3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV:csxD5cwohO+O1sVG0/pZ6iPC8

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

Detects Windows executables referencing non-Windows User-Agents 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2596-49-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral2/memory/2596-48-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral2/memory/2596-52-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral2/memory/2596-58-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

ModiLoader Second Stage 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2596-49-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2596-48-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2596-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2596-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

UPX dump on OEP (original entry point) 17 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3692-0-0x0000000000400000-0x0000000000454000-memory.dmp	UPX
behavioral2/memory/4844-3-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/4844-9-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/3692-10-0x0000000000400000-0x0000000000454000-memory.dmp	UPX
behavioral2/memory/4844-11-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	UPX
behavioral2/memory/4276-35-0x0000000000400000-0x0000000000454000-memory.dmp	UPX
behavioral2/memory/4276-40-0x0000000000400000-0x0000000000454000-memory.dmp	UPX
behavioral2/memory/2596-49-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/2596-48-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/2596-52-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/2596-47-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/2596-44-0x0000000000400000-0x0000000000414000-memory.dmp	UPX
behavioral2/memory/4276-53-0x0000000000400000-0x0000000000454000-memory.dmp	UPX
behavioral2/memory/4844-56-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/392-57-0x0000000000400000-0x000000000040B000-memory.dmp	UPX
behavioral2/memory/2596-58-0x0000000000400000-0x0000000000414000-memory.dmp	UPX

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:

ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe

Executes dropped EXE 3 IoCs

Processes:

csrsll.execsrsll.execsrsll.exe

pid process

4276 csrsll.exe
392 csrsll.exe
2596 csrsll.exe

pid	process
4276	csrsll.exe
392	csrsll.exe
2596	csrsll.exe

UPX packed file 18 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3692-0-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4844-3-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4844-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3692-10-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/3692-5-0x0000000002930000-0x0000000002932000-memory.dmp	upx
behavioral2/memory/4844-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe	upx
behavioral2/memory/4276-35-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4276-40-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/2596-49-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2596-48-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2596-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2596-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2596-44-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4276-53-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/4844-56-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/392-57-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2596-58-0x0000000000400000-0x0000000000414000-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:

reg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.execsrsll.exe

description	pid	process	target process
PID 3692 set thread context of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 4276 set thread context of 392	4276	csrsll.exe	csrsll.exe
PID 4276 set thread context of 2596	4276	csrsll.exe	csrsll.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

csrsll.exe

description	pid	process
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe
Token: SeDebugPrivilege	392	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exeee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.execsrsll.execsrsll.exe

pid	process
3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
4844	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
4276	csrsll.exe
392	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exeee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.execmd.execsrsll.exe

description	pid	process	target process
PID 3692 wrote to memory of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 3692 wrote to memory of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 3692 wrote to memory of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 3692 wrote to memory of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 3692 wrote to memory of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 3692 wrote to memory of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 3692 wrote to memory of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 3692 wrote to memory of 4844	3692	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
PID 4844 wrote to memory of 868	4844	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	cmd.exe
PID 4844 wrote to memory of 868	4844	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	cmd.exe
PID 4844 wrote to memory of 868	4844	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	cmd.exe
PID 868 wrote to memory of 1712	868	cmd.exe	reg.exe
PID 868 wrote to memory of 1712	868	cmd.exe	reg.exe
PID 868 wrote to memory of 1712	868	cmd.exe	reg.exe
PID 4844 wrote to memory of 4276	4844	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	csrsll.exe
PID 4844 wrote to memory of 4276	4844	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	csrsll.exe
PID 4844 wrote to memory of 4276	4844	ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe	csrsll.exe
PID 4276 wrote to memory of 392	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 392	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 392	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 392	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 392	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 392	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 392	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 392	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 2596	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 2596	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 2596	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 2596	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 2596	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 2596	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 2596	4276	csrsll.exe	csrsll.exe
PID 4276 wrote to memory of 2596	4276	csrsll.exe	csrsll.exe

C:\Users\Admin\AppData\Local\Temp\ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
"C:\Users\Admin\AppData\Local\Temp\ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3692

C:\Users\Admin\AppData\Local\Temp\ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe
"C:\Users\Admin\AppData\Local\Temp\ee569dd11873b884bb968c36aa23dbc315588020b92348915f1b54a0cb69dfe2.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4844

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CHWXU.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:868

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
4⤵
- Adds Run key to start application
PID:1712

C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4276

C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:392

C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
4⤵
- Executes dropped EXE
PID:2596

Network

MITRE ATT&CK Matrix ATT&CK v13

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

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\CHWXU.txt
Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
Filesize
326KB

MD5
c80a198824a2b96ebcb420f2af8be304

SHA1
e74d2d602eb97bbb0e54aaa506bd448b6c55a2eb

SHA256
71b238872651e4d837573d708b8a9a168e50036a3cea1aec127f140b11eef0db

SHA512
75e09dfc142a67d23ec79c78918b832860f7ba5bd4a50447e8cda308c1068a12cbddb12f0d8ad5e117e4cddb400c7f54100862d6497a76654a2b058bd849c285

Download Submit
memory/392-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2596-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2596-44-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2596-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2596-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2596-48-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3692-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/3692-7-0x0000000002950000-0x0000000002952000-memory.dmp

Filesize
8KB

Download
memory/3692-6-0x0000000002940000-0x0000000002942000-memory.dmp

Filesize
8KB

Download
memory/3692-5-0x0000000002930000-0x0000000002932000-memory.dmp

Filesize
8KB

Download
memory/3692-4-0x0000000002920000-0x0000000002922000-memory.dmp

Filesize
8KB

Download
memory/3692-10-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4276-40-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4276-35-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4276-53-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4844-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4844-56-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4844-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4844-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads