modiloader | 70a668f140a46c053452815ea1376b7eaadec8a442f02e8173d0e3b6fa304072

Analysis

max time kernel
145s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27/09/2024, 22:50 UTC

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General

Target

fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe
Size

228KB
MD5

fb0bb360d584db7f5957950c92f9a891
SHA1

8a4bb3d44723c985a9159af5e571bc07e8e8f7fe
SHA256

70a668f140a46c053452815ea1376b7eaadec8a442f02e8173d0e3b6fa304072
SHA512

62e450de71755b54af3460950eef429d2cd6a2db94a951e2e8113267c526b92a53ca5d530e65d08257a2f1bc4479362c229804aa9c138228e58a1cbf52128af1
SSDEEP

6144:GKEJlynW7xSWeQGpwSjy0fPkOO7mhCP5XL:MJlyneSWfSwghfpEPPlL

Score

10^/10

modiloader discovery evasion persistence trojan upx

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

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

ModiLoader Second Stage 5 IoCs

resource	yara_rule
behavioral2/memory/8-5-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/8-4-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4368-22-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4368-21-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral2/memory/4368-23-0x0000000000400000-0x0000000000450000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2824	mstwain32.exe
4368	mstwain32.exe

Loads dropped DLL 4 IoCs

pid	Process
4368	mstwain32.exe
4368	mstwain32.exe
4368	mstwain32.exe
4368	mstwain32.exe

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\USER\S-1-5-21-945322488-2060912225-3527527000-1000\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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fb0bb360d584db7f5957950c92f9a891_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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 5100 set thread context of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 2824 set thread context of 4368	2824	mstwain32.exe	87

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/8-0-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/8-3-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/8-5-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/8-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4368-22-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4368-21-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4368-20-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral2/memory/4368-23-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.exe	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.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 4 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	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	8	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe
Token: SeBackupPrivilege	2588	vssvc.exe
Token: SeRestorePrivilege	2588	vssvc.exe
Token: SeAuditPrivilege	2588	vssvc.exe
Token: SeDebugPrivilege	4368	mstwain32.exe
Token: SeDebugPrivilege	4368	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4368	mstwain32.exe
4368	mstwain32.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 5100 wrote to memory of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 5100 wrote to memory of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 5100 wrote to memory of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 5100 wrote to memory of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 5100 wrote to memory of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 5100 wrote to memory of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 5100 wrote to memory of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 5100 wrote to memory of 8	5100	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	82
PID 8 wrote to memory of 2824	8	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	86
PID 8 wrote to memory of 2824	8	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	86
PID 8 wrote to memory of 2824	8	fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe	86
PID 2824 wrote to memory of 4368	2824	mstwain32.exe	87
PID 2824 wrote to memory of 4368	2824	mstwain32.exe	87
PID 2824 wrote to memory of 4368	2824	mstwain32.exe	87
PID 2824 wrote to memory of 4368	2824	mstwain32.exe	87
PID 2824 wrote to memory of 4368	2824	mstwain32.exe	87
PID 2824 wrote to memory of 4368	2824	mstwain32.exe	87
PID 2824 wrote to memory of 4368	2824	mstwain32.exe	87
PID 2824 wrote to memory of 4368	2824	mstwain32.exe	87

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5100
- C:\Users\Admin\AppData\Local\Temp\fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fb0bb360d584db7f5957950c92f9a891_JaffaCakes118.exe
  2⤵
  - 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:8
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2824
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe
      4⤵
      UAC bypass
      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:4368

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2588

Network

DNS

97.17.167.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

97.17.167.52.in-addr.arpa

IN PTR

Response
DNS

88.210.23.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

88.210.23.2.in-addr.arpa

IN PTR

Response

88.210.23.2.in-addr.arpa

IN PTR

a2-23-210-88deploystaticakamaitechnologiescom
DNS

73.31.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

73.31.126.40.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

58.55.71.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

58.55.71.13.in-addr.arpa

IN PTR

Response
DNS

154.239.44.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

154.239.44.20.in-addr.arpa

IN PTR

Response
DNS

183.59.114.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

183.59.114.20.in-addr.arpa

IN PTR

Response
DNS

241.42.69.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

241.42.69.40.in-addr.arpa

IN PTR

Response
DNS

0.205.248.87.in-addr.arpa

Remote address:

8.8.8.8:53

Request

0.205.248.87.in-addr.arpa

IN PTR

Response

0.205.248.87.in-addr.arpa

IN PTR

https-87-248-205-0lgwllnwnet
DNS

29.243.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

29.243.111.52.in-addr.arpa

IN PTR

Response

5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

260 B
5
5.46.52.98:15963

mstwain32.exe

208 B
4
5.46.52.98:15963

mstwain32.exe

156 B
3

8.8.8.8:53

97.17.167.52.in-addr.arpa

dns

71 B
145 B
1
1

DNS Request

97.17.167.52.in-addr.arpa
8.8.8.8:53

88.210.23.2.in-addr.arpa

dns

70 B
133 B
1
1

DNS Request

88.210.23.2.in-addr.arpa
8.8.8.8:53

73.31.126.40.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

73.31.126.40.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

58.55.71.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

58.55.71.13.in-addr.arpa
8.8.8.8:53

154.239.44.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

154.239.44.20.in-addr.arpa
8.8.8.8:53

183.59.114.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

183.59.114.20.in-addr.arpa
8.8.8.8:53

241.42.69.40.in-addr.arpa

dns

71 B
145 B
1
1

DNS Request

241.42.69.40.in-addr.arpa
8.8.8.8:53

0.205.248.87.in-addr.arpa

dns

71 B
116 B
1
1

DNS Request

0.205.248.87.in-addr.arpa
8.8.8.8:53

29.243.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

29.243.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\cmsetac.dll

Filesize
33KB

MD5
0c95d9345ee91003ed476c19ac48c579

SHA1
aceadd33e0eca1d032b8a94fe6db6cf42c0ebdc6

SHA256
46b5bb3a1ade260ef9f904eaadf31d4765a9c842bc1b9a7a952b62ce4bf303c6

SHA512
bdf695d64572f246b7ef9a19472787131318c9eef77a7b8e408975c9a3d041d16c22b11be864149cb5dec83df61bc567cd0d6f0857016a88c1bae5cab16e1089

Download Submit
C:\Windows\mstwain32.exe

Filesize
228KB

MD5
fb0bb360d584db7f5957950c92f9a891

SHA1
8a4bb3d44723c985a9159af5e571bc07e8e8f7fe

SHA256
70a668f140a46c053452815ea1376b7eaadec8a442f02e8173d0e3b6fa304072

SHA512
62e450de71755b54af3460950eef429d2cd6a2db94a951e2e8113267c526b92a53ca5d530e65d08257a2f1bc4479362c229804aa9c138228e58a1cbf52128af1

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/8-3-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/8-5-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/8-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/8-14-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/8-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2824-19-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/4368-22-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4368-20-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4368-21-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4368-23-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4368-30-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download
memory/4368-34-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/4368-36-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/4368-37-0x00000000007F0000-0x00000000007F8000-memory.dmp

Filesize
32KB

Download
memory/4368-38-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/5100-1-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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