latentbot | 2fee86d849e6278d839051f494180858042d5b9f642e15468964f29d1fdb96e7

General

Target

b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe
Size

736KB
MD5

b2436aff8a1ff36197471da9f41d7449
SHA1

ded3e41038b5b704e010dcd1fcfadb856459c9d4
SHA256

2fee86d849e6278d839051f494180858042d5b9f642e15468964f29d1fdb96e7
SHA512

d3052e739857939e9a88165859d51f8716a3a4a0018a01370f1d6d1d0a31712077f007889a9e823753d9601ecddaa5ae6fcb8d9d8bc9079d2f409ad887cc3128
SSDEEP

12288:Yxo7YNQg2YcKify3iTntxrr0cuUPnIpVwDIX9cgtWb2Y+/mooOCUYuQ:YKwQrsiK3Sr0ckHCb2CgC1

Score

10^/10

latentbot modiloader discovery evasion persistence trojan upx

Malware Config

Extracted

Family

latentbot

C2

thenewhacker.zapto.org

Signatures

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
Latentbot family
latentbot
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Modiloader family
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 22 IoCs

resource	yara_rule
behavioral2/memory/1476-7-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-8-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-9-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-21-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-29-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-31-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-32-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-44-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-47-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-48-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-51-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-54-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-57-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-60-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-63-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-66-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-69-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-72-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-75-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-78-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-81-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral2/memory/972-84-0x0000000000400000-0x0000000000451000-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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE

Executes dropped EXE 2 IoCs

pid	Process
2320	mstwain32.exe
972	mstwain32.EXE

Loads dropped DLL 4 IoCs

pid	Process
972	mstwain32.EXE
972	mstwain32.EXE
972	mstwain32.EXE
972	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-1-5-21-1045960512-3948844814-3059691613-1000\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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.EXE
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.EXE

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe
2320	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2940 set thread context of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 2320 set thread context of 972	2320	mstwain32.exe	89

UPX packed file 25 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1476-3-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1476-5-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1476-7-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1476-8-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1476-9-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1476-21-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-29-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-28-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-31-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-32-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-44-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-47-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-48-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-51-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-54-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-57-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-60-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-63-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-66-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-69-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-72-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-75-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-78-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-81-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/972-84-0x0000000000400000-0x0000000000451000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.exe	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE
File opened for modification	C:\Windows\mstwain32.EXE	mstwain32.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.EXE
File created	C:\Windows\cmsetac.dll	mstwain32.EXE
File created	C:\Windows\mstwain32.exe	b2436aff8a1ff36197471da9f41d7449_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	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b2436aff8a1ff36197471da9f41d7449_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	1476	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE
Token: SeBackupPrivilege	4836	vssvc.exe
Token: SeRestorePrivilege	4836	vssvc.exe
Token: SeAuditPrivilege	4836	vssvc.exe
Token: SeDebugPrivilege	972	mstwain32.EXE
Token: SeDebugPrivilege	972	mstwain32.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe
2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe
2320	mstwain32.exe
2320	mstwain32.exe
972	mstwain32.EXE
972	mstwain32.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 2940 wrote to memory of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 2940 wrote to memory of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 2940 wrote to memory of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 2940 wrote to memory of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 2940 wrote to memory of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 2940 wrote to memory of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 2940 wrote to memory of 1476	2940	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe	83
PID 1476 wrote to memory of 2320	1476	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE	88
PID 1476 wrote to memory of 2320	1476	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE	88
PID 1476 wrote to memory of 2320	1476	b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE	88
PID 2320 wrote to memory of 972	2320	mstwain32.exe	89
PID 2320 wrote to memory of 972	2320	mstwain32.exe	89
PID 2320 wrote to memory of 972	2320	mstwain32.exe	89
PID 2320 wrote to memory of 972	2320	mstwain32.exe	89
PID 2320 wrote to memory of 972	2320	mstwain32.exe	89
PID 2320 wrote to memory of 972	2320	mstwain32.exe	89
PID 2320 wrote to memory of 972	2320	mstwain32.exe	89
PID 2320 wrote to memory of 972	2320	mstwain32.exe	89

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\b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Users\Admin\AppData\Local\Temp\b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE
  b2436aff8a1ff36197471da9f41d7449_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:1476
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\b2436aff8a1ff36197471da9f41d7449_JaffaCakes118.EXE"
    3⤵
    - Executes dropped EXE
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2320
  - - C:\Windows\mstwain32.EXE
      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:972

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\cmsetac.dll

Filesize
33KB

MD5
6ed71eae4944205706ea33bd0f1893e8

SHA1
cd4979fd28781338c54f3981f8fddf938b3966f5

SHA256
8037f0dc07dfccb8200bb833191038c50c05e08802e34074dc4619182d47190c

SHA512
3d67365ac3102bd29d0eda6abb4829009979621c6514530173f6d49df96686bb7fec84b48f33c9656867630fcaf752aa6e143737420061c02c9ca246f8a07cd8

Download Submit
C:\Windows\mstwain32.exe

Filesize
736KB

MD5
b2436aff8a1ff36197471da9f41d7449

SHA1
ded3e41038b5b704e010dcd1fcfadb856459c9d4

SHA256
2fee86d849e6278d839051f494180858042d5b9f642e15468964f29d1fdb96e7

SHA512
d3052e739857939e9a88165859d51f8716a3a4a0018a01370f1d6d1d0a31712077f007889a9e823753d9601ecddaa5ae6fcb8d9d8bc9079d2f409ad887cc3128

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/972-42-0x00000000030F0000-0x00000000030FE000-memory.dmp

Filesize
56KB

Download
memory/972-46-0x00000000030F0000-0x00000000030FE000-memory.dmp

Filesize
56KB

Download
memory/972-84-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-81-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-78-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-29-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-28-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-75-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-31-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-32-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-72-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-69-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-66-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-44-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-45-0x0000000002030000-0x0000000002038000-memory.dmp

Filesize
32KB

Download
memory/972-63-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-47-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-48-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-51-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-54-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-57-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/972-60-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1476-9-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1476-3-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1476-5-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1476-7-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1476-21-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1476-8-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2320-30-0x0000000000400000-0x00000000007AC01A-memory.dmp

Filesize
3.7MB

Download
memory/2940-6-0x0000000000400000-0x00000000007AC01A-memory.dmp

Filesize
3.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads