modiloader | 835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81

General

Target

835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe
Size

314KB
MD5

494f779566dd1604344b8a9f931bfd8a
SHA1

5811a9dd688dbad8d2abebbe715791fc7086d766
SHA256

835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81
SHA512

9b39e5b1cd230eb0ab05e1786c7b3e3bbff06a3bcf1766b24461ebc08715d3709c4849f4ac69d199f2419d7df3089ff1e1e323b959056327f238a4c5de01a8f5
SSDEEP

6144:F3zDLbUUFEv5QOFaAPck2miZ+8K54S9G4zjOqlL1JGhwAPxU+O7H:eQKaAnDiZ+86E4HOibAbg

Score

10^/10

modiloader evasion trojan

Malware Config

Signatures

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
T1088

Disabling Security Tools
T1089

Modify Registry
T1112

Processes:

decrypted.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" decrypted.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	decrypted.exe

ModiLoader Second Stage 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\decrypted.exe	modiloader_stage2
C:\Users\Admin\AppData\Local\Temp\decrypted.exe	modiloader_stage2

Executes dropped EXE 1 IoCs

Processes:

decrypted.exe

pid process

5044 decrypted.exe

pid	process
5044	decrypted.exe

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:

835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe

Loads dropped DLL 4 IoCs

Processes:

decrypted.exe

pid process

5044 decrypted.exe
5044 decrypted.exe
5044 decrypted.exe
5044 decrypted.exe

pid	process
5044	decrypted.exe
5044	decrypted.exe
5044	decrypted.exe
5044	decrypted.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

decrypted.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	decrypted.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	decrypted.exe

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

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

decrypted.exe

description pid process

Token: SeDebugPrivilege 5044 decrypted.exe
Token: SeDebugPrivilege 5044 decrypted.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exedecrypted.exe

pid process

2100 835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe
5044 decrypted.exe
5044 decrypted.exe

description	pid	process
Token: SeDebugPrivilege	5044	decrypted.exe
Token: SeDebugPrivilege	5044	decrypted.exe

pid	process
2100	835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe
5044	decrypted.exe
5044	decrypted.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe

description	pid	process	target process
PID 2100 wrote to memory of 5044	2100	835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe	decrypted.exe
PID 2100 wrote to memory of 5044	2100	835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe	decrypted.exe
PID 2100 wrote to memory of 5044	2100	835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe	decrypted.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

decrypted.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" decrypted.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	decrypted.exe

C:\Users\Admin\AppData\Local\Temp\835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe
"C:\Users\Admin\AppData\Local\Temp\835a652ee8dc0143e2e581550212e8dac8b9cbdd36eef4e0151ebff8053adf81.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100

C:\Users\Admin\AppData\Local\Temp\decrypted.exe
"C:\Users\Admin\AppData\Local\Temp\decrypted.exe"
2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:5044

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Bypass User Account Control

1

T1088

Defense Evasion

Bypass User Account Control

1

T1088

Disabling Security Tools

1

T1089

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\cmsetac.dll
Filesize
32KB

MD5
3a529f4ac920574fa28575e331c8f8aa

SHA1
79dce39f757cc9f47a9d3be9fd49f653182807ac

SHA256
d47d99a658033a9f2f5b993c876aa5e3e34aaac6a63b8e572cb86a240e9a432c

SHA512
ad93f565e97409e367d9bcf09644bd9841713cde7c789c72aefbc8abadca61b67f505be8b3d4e21af305b413544fe6dfcc2e713684104071ae7333a0b46b0675

Download Submit
C:\Users\Admin\AppData\Local\Temp\cmsetac.dll
Filesize
32KB

MD5
3a529f4ac920574fa28575e331c8f8aa

SHA1
79dce39f757cc9f47a9d3be9fd49f653182807ac

SHA256
d47d99a658033a9f2f5b993c876aa5e3e34aaac6a63b8e572cb86a240e9a432c

SHA512
ad93f565e97409e367d9bcf09644bd9841713cde7c789c72aefbc8abadca61b67f505be8b3d4e21af305b413544fe6dfcc2e713684104071ae7333a0b46b0675

Download Submit
C:\Users\Admin\AppData\Local\Temp\decrypted.exe
Filesize
270KB

MD5
c188ea3e7111c0ff6ebec0db5c284390

SHA1
df939150e6fcbb8aa74a6bd34b9643e189390cac

SHA256
2409488206188b88f9b956aae55f9fb168874984dc5e33869955886b6332aeea

SHA512
205948c9c0ef2af8046486777527cbd57141626f3df6831b28b11045a0a0acd8bb1c0a88d64f58ff15692728fcb191ff3e433b9416f50b60054a1c657666c8f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\decrypted.exe
Filesize
270KB

MD5
c188ea3e7111c0ff6ebec0db5c284390

SHA1
df939150e6fcbb8aa74a6bd34b9643e189390cac

SHA256
2409488206188b88f9b956aae55f9fb168874984dc5e33869955886b6332aeea

SHA512
205948c9c0ef2af8046486777527cbd57141626f3df6831b28b11045a0a0acd8bb1c0a88d64f58ff15692728fcb191ff3e433b9416f50b60054a1c657666c8f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\ntdtcstp.dll
Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
C:\Users\Admin\AppData\Local\Temp\ntdtcstp.dll
Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/5044-134-0x0000000000000000-mapping.dmp

Download
memory/5044-141-0x00000000029C0000-0x00000000029CE000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads