modiloader | 2794d450e522f3bcd95a8af8530755a5c11b1323e28e63951088911eff0199e1

General

Target

d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe
Size

642KB
MD5

d23059b6f4695570243cc79f1bf23ae5
SHA1

677b0e699c8c514206c2278b1b07675da1e2ffc6
SHA256

2794d450e522f3bcd95a8af8530755a5c11b1323e28e63951088911eff0199e1
SHA512

c007bfb30222ff39e71b3ae5c888b000ee903c6857756ee90993452cbdfec69896ebde3fafdbd0acd0b84549b50d691d8eec615423fcd4e62cef8b47c59debcb
SSDEEP

12288:H0b3M2b6Ea399VgWhTa+7FAsrXIrjy/+jZivkXiJiMGIv1VsSuYON:HCFa3ygaYFAsEjDZ84iJiMD3sSuN

Score

10^/10

modiloader aspackv2 discovery trojan

Malware Config

Signatures

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

ModiLoader Second Stage 2 IoCs

resource	yara_rule
behavioral2/memory/4704-28-0x0000000000400000-0x000000000051C000-memory.dmp	modiloader_stage2
behavioral2/memory/3708-33-0x0000000000400000-0x000000000051C000-memory.dmp	modiloader_stage2

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000c00000002362d-20.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
3708	rejoice101.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_rejoice101.exe	rejoice101.exe
File opened for modification	C:\Windows\SysWOW64\_rejoice101.exe	rejoice101.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3708 set thread context of 392	3708	rejoice101.exe	100

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\DelSvel.bat	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe

Program crash 4 IoCs

pid	pid_target	Process	procid_target
3608	4704	WerFault.exe	89
1624	3708	WerFault.exe	97
2232	392	WerFault.exe	100
3368	3708	WerFault.exe	97

System Location Discovery: System Language Discovery 1 TTPs 3 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rejoice101.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 3708	4704	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe	97
PID 4704 wrote to memory of 3708	4704	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe	97
PID 4704 wrote to memory of 3708	4704	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe	97
PID 3708 wrote to memory of 392	3708	rejoice101.exe	100
PID 3708 wrote to memory of 392	3708	rejoice101.exe	100
PID 3708 wrote to memory of 392	3708	rejoice101.exe	100
PID 3708 wrote to memory of 392	3708	rejoice101.exe	100
PID 3708 wrote to memory of 392	3708	rejoice101.exe	100
PID 3708 wrote to memory of 3252	3708	rejoice101.exe	101
PID 3708 wrote to memory of 3252	3708	rejoice101.exe	101
PID 4704 wrote to memory of 3472	4704	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe	106
PID 4704 wrote to memory of 3472	4704	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe	106
PID 4704 wrote to memory of 3472	4704	d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe	106

C:\Users\Admin\AppData\Local\Temp\d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d23059b6f4695570243cc79f1bf23ae5_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 532
  2⤵
  - Program crash
  PID:3608
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 532
    3⤵
    - Program crash
    PID:1624
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    PID:392
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 24
      4⤵
      Program crash
      PID:2232
- - C:\program files\internet explorer\IEXPLORE.EXE
    "C:\program files\internet explorer\IEXPLORE.EXE"
    3⤵
    PID:3252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 688
    3⤵
    - Program crash
    PID:3368
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\DelSvel.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4704 -ip 4704
1⤵
PID:4808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3708 -ip 3708
1⤵
PID:2428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 392 -ip 392
1⤵
PID:4584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3708 -ip 3708
1⤵
PID:4428

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4400,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4164 /prefetch:8
1⤵
PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\Microsoft Shared\MSINFO\DelSvel.bat

Filesize
212B

MD5
c45e21624fe5d41f8be0c0a882658e96

SHA1
e0ec74a29f9f5c6c5702f79dcfbc4d9b58de1fdc

SHA256
9979f2dc6f02d1e34dd716107b29e063f289463a21225a05b4b643379ef97ce2

SHA512
29edf11ab2230335533ce4c666ef1519ab7d65f5039a1c6a70baa8de12aca15e101c4be8918eb0e3bf40f6c4c240a86120c6c78c27505b810eb77e49e67955d8

Download Submit
C:\Program Files\Common Files\microsoft shared\MSInfo\rejoice101.exe

Filesize
642KB

MD5
d23059b6f4695570243cc79f1bf23ae5

SHA1
677b0e699c8c514206c2278b1b07675da1e2ffc6

SHA256
2794d450e522f3bcd95a8af8530755a5c11b1323e28e63951088911eff0199e1

SHA512
c007bfb30222ff39e71b3ae5c888b000ee903c6857756ee90993452cbdfec69896ebde3fafdbd0acd0b84549b50d691d8eec615423fcd4e62cef8b47c59debcb

Download Submit
memory/392-24-0x0000000000400000-0x000000000051C000-memory.dmp

Filesize
1.1MB

Download
memory/3708-33-0x0000000000400000-0x000000000051C000-memory.dmp

Filesize
1.1MB

Download
memory/4704-15-0x0000000003510000-0x0000000003511000-memory.dmp

Filesize
4KB

Download
memory/4704-6-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/4704-8-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/4704-11-0x00000000034C0000-0x00000000034C4000-memory.dmp

Filesize
16KB

Download
memory/4704-10-0x00000000034D0000-0x00000000034D1000-memory.dmp

Filesize
4KB

Download
memory/4704-9-0x0000000000C50000-0x0000000000C51000-memory.dmp

Filesize
4KB

Download
memory/4704-5-0x0000000000C30000-0x0000000000C31000-memory.dmp

Filesize
4KB

Download
memory/4704-4-0x0000000000C40000-0x0000000000C41000-memory.dmp

Filesize
4KB

Download
memory/4704-2-0x0000000000C60000-0x0000000000C61000-memory.dmp

Filesize
4KB

Download
memory/4704-0-0x0000000000B70000-0x0000000000BC4000-memory.dmp

Filesize
336KB

Download
memory/4704-3-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/4704-1-0x0000000002530000-0x0000000002531000-memory.dmp

Filesize
4KB

Download
memory/4704-16-0x00000000007E0000-0x00000000007E1000-memory.dmp

Filesize
4KB

Download
memory/4704-17-0x00000000007F0000-0x00000000007F1000-memory.dmp

Filesize
4KB

Download
memory/4704-29-0x0000000000B70000-0x0000000000BC4000-memory.dmp

Filesize
336KB

Download
memory/4704-28-0x0000000000400000-0x000000000051C000-memory.dmp

Filesize
1.1MB

Download
memory/4704-18-0x00000000034E0000-0x00000000034E1000-memory.dmp

Filesize
4KB

Download
memory/4704-12-0x00000000035C0000-0x00000000035C1000-memory.dmp

Filesize
4KB

Download
memory/4704-7-0x0000000002540000-0x0000000002541000-memory.dmp

Filesize
4KB

Download

Analysis

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