modiloader | 27fb2a53bcdf943b584e618c52e0e76ed6540c767ea4fc7c3af5d5c3e1701c73

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
16/05/2024, 21:51

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General

Target

405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe
Size

90KB
MD5

405b3f689c9476b0f1ae2399df15a2b0
SHA1

41b4b007b170136c2cf9493caf68dfdd34ff69fe
SHA256

27fb2a53bcdf943b584e618c52e0e76ed6540c767ea4fc7c3af5d5c3e1701c73
SHA512

b1636aebc139fed0f1585bb77d2e1a36edde7189e305ce130858599c4109214305726f7410a2aec55d81658e69d166b96d6a06e300f81bff3e2bd2865662eaf5
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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 4 IoCs

resource	yara_rule
behavioral2/memory/1124-50-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1124-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1124-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1124-59-0x0000000000400000-0x0000000000414000-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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe

Executes dropped EXE 3 IoCs

pid	Process
3352	csrsll.exe
2424	csrsll.exe
1124	csrsll.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5080-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2868-4-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2868-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2868-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5080-8-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x000800000002297d-26.dat	upx
behavioral2/memory/3352-34-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1124-42-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1124-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3352-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1124-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1124-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1124-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3352-52-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2868-57-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2424-58-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1124-59-0x0000000000400000-0x0000000000414000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5080 set thread context of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 3352 set thread context of 2424	3352	csrsll.exe	102
PID 3352 set thread context of 1124	3352	csrsll.exe	103

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

description	pid	Process
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe
2868	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe
3352	csrsll.exe
2424	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 5080 wrote to memory of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 5080 wrote to memory of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 5080 wrote to memory of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 5080 wrote to memory of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 5080 wrote to memory of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 5080 wrote to memory of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 5080 wrote to memory of 2868	5080	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	94
PID 2868 wrote to memory of 1656	2868	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	95
PID 2868 wrote to memory of 1656	2868	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	95
PID 2868 wrote to memory of 1656	2868	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	95
PID 1656 wrote to memory of 1524	1656	cmd.exe	98
PID 1656 wrote to memory of 1524	1656	cmd.exe	98
PID 1656 wrote to memory of 1524	1656	cmd.exe	98
PID 2868 wrote to memory of 3352	2868	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	100
PID 2868 wrote to memory of 3352	2868	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	100
PID 2868 wrote to memory of 3352	2868	405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe	100
PID 3352 wrote to memory of 2424	3352	csrsll.exe	102
PID 3352 wrote to memory of 2424	3352	csrsll.exe	102
PID 3352 wrote to memory of 2424	3352	csrsll.exe	102
PID 3352 wrote to memory of 2424	3352	csrsll.exe	102
PID 3352 wrote to memory of 2424	3352	csrsll.exe	102
PID 3352 wrote to memory of 2424	3352	csrsll.exe	102
PID 3352 wrote to memory of 2424	3352	csrsll.exe	102
PID 3352 wrote to memory of 2424	3352	csrsll.exe	102
PID 3352 wrote to memory of 1124	3352	csrsll.exe	103
PID 3352 wrote to memory of 1124	3352	csrsll.exe	103
PID 3352 wrote to memory of 1124	3352	csrsll.exe	103
PID 3352 wrote to memory of 1124	3352	csrsll.exe	103
PID 3352 wrote to memory of 1124	3352	csrsll.exe	103
PID 3352 wrote to memory of 1124	3352	csrsll.exe	103
PID 3352 wrote to memory of 1124	3352	csrsll.exe	103
PID 3352 wrote to memory of 1124	3352	csrsll.exe	103

C:\Users\Admin\AppData\Local\Temp\405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Users\Admin\AppData\Local\Temp\405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\405b3f689c9476b0f1ae2399df15a2b0_NeikiAnalytics.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NJJVS.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1656
  - - 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:1524
- - 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:3352
  - - 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:2424
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      PID:1124

Network

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\NJJVS.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
c6d9586da024843ff1b452cf5d134d3e

SHA1
2cb53e7353bb159a8fe7890beb6e1a931990dac4

SHA256
b4ac8885869ab7e3e8d41613fe027273def69e655b53be5836c3bb5de18b9d87

SHA512
d28fe5ef2d8aa23ba81edf90725100d2ed202bacd3f8d7b4c3eea40a4e4aa1b0b0067f26e2e72d7d972154642fb2b2dbedd2f66b825cb11864b968822f292e2c

Download Submit
memory/1124-42-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1124-59-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1124-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1124-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1124-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1124-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2424-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2868-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2868-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2868-4-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2868-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2868-55-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/3352-52-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3352-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3352-34-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5080-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5080-8-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5080-3-0x00000000021A0000-0x00000000021A2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads