darkcomet | d5e88ba5e7751149f6fa84a4d71566c4051b6176095ab0f7e8a4fce6ef6a11ec

General

Target

59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe
Size

709KB
MD5

59c3fa30d3e9d542695592a1f80e67ad
SHA1

2a65d2e8bdb5e84c42d64e7e67181cfa53554ca0
SHA256

d5e88ba5e7751149f6fa84a4d71566c4051b6176095ab0f7e8a4fce6ef6a11ec
SHA512

db769c8f4473f91a1b596d90ee6151d7fff0c4d90cbca12cc8d2bc2176441704da4674671f91646e34c4f28d96b33b1c0ccbf594a21314418fa1f30a8a63cbd1
SSDEEP

12288:3shOpw7EzATP/8uKONAgon+Ne3b4eo08uTx05Dn+YE1RK84dpE7OU0Z1nSIR3Qc:3shODsTXKONAB+e4e19vY8K8eE7OU0ZU

Score

10^/10

darkcomet a asept 01 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

A Asept 01

C2

metafunn2.no-ip.biz:1332

Mutex

DC_MUTEX-6AMDZDL

Attributes

gencode
c6tH54LB6sTc
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Executes dropped EXE 2 IoCs

Processes:

tmpEF5E.tmp.exetmpEF5E.tmp.exe

pid	Process
2988	tmpEF5E.tmp.exe
3008	tmpEF5E.tmp.exe

Loads dropped DLL 4 IoCs

Processes:

59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe

pid	Process
2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe
2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe
2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe
2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

tmpEF5E.tmp.exetmpEF5E.tmp.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\2033888997 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpEF5E.tmp.exe\""	tmpEF5E.tmp.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\2097939292 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpEF5E.tmp.exe\""	tmpEF5E.tmp.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2248 set thread context of 2176	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	31

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

Processes:

59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exetmpEF5E.tmp.exetmpEF5E.tmp.exevbc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpEF5E.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpEF5E.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

Processes:

59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exetmpEF5E.tmp.exetmpEF5E.tmp.exevbc.exe

description	pid	Process
Token: SeDebugPrivilege	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe
Token: SeDebugPrivilege	2988	tmpEF5E.tmp.exe
Token: SeDebugPrivilege	3008	tmpEF5E.tmp.exe
Token: SeIncreaseQuotaPrivilege	2176	vbc.exe
Token: SeSecurityPrivilege	2176	vbc.exe
Token: SeTakeOwnershipPrivilege	2176	vbc.exe
Token: SeLoadDriverPrivilege	2176	vbc.exe
Token: SeSystemProfilePrivilege	2176	vbc.exe
Token: SeSystemtimePrivilege	2176	vbc.exe
Token: SeProfSingleProcessPrivilege	2176	vbc.exe
Token: SeIncBasePriorityPrivilege	2176	vbc.exe
Token: SeCreatePagefilePrivilege	2176	vbc.exe
Token: SeBackupPrivilege	2176	vbc.exe
Token: SeRestorePrivilege	2176	vbc.exe
Token: SeShutdownPrivilege	2176	vbc.exe
Token: SeDebugPrivilege	2176	vbc.exe
Token: SeSystemEnvironmentPrivilege	2176	vbc.exe
Token: SeChangeNotifyPrivilege	2176	vbc.exe
Token: SeRemoteShutdownPrivilege	2176	vbc.exe
Token: SeUndockPrivilege	2176	vbc.exe
Token: SeManageVolumePrivilege	2176	vbc.exe
Token: SeImpersonatePrivilege	2176	vbc.exe
Token: SeCreateGlobalPrivilege	2176	vbc.exe
Token: 33	2176	vbc.exe
Token: 34	2176	vbc.exe
Token: 35	2176	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid	Process
2176	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2248 wrote to memory of 2988	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	29
PID 2248 wrote to memory of 2988	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	29
PID 2248 wrote to memory of 2988	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	29
PID 2248 wrote to memory of 2988	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	29
PID 2248 wrote to memory of 3008	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	30
PID 2248 wrote to memory of 3008	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	30
PID 2248 wrote to memory of 3008	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	30
PID 2248 wrote to memory of 3008	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	30
PID 2248 wrote to memory of 2176	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	31
PID 2248 wrote to memory of 2176	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	31
PID 2248 wrote to memory of 2176	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	31
PID 2248 wrote to memory of 2176	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	31
PID 2248 wrote to memory of 2176	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	31
PID 2248 wrote to memory of 2176	2248	59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\59c3fa30d3e9d542695592a1f80e67ad_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Users\Admin\AppData\Local\Temp\tmpEF5E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpEF5E.tmp.exe" -p
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2988
- C:\Users\Admin\AppData\Local\Temp\tmpEF5E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpEF5E.tmp.exe" -p
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3008
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\\vbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

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

\Users\Admin\AppData\Local\Temp\tmpEF5E.tmp.exe

Filesize
709KB

MD5
59c3fa30d3e9d542695592a1f80e67ad

SHA1
2a65d2e8bdb5e84c42d64e7e67181cfa53554ca0

SHA256
d5e88ba5e7751149f6fa84a4d71566c4051b6176095ab0f7e8a4fce6ef6a11ec

SHA512
db769c8f4473f91a1b596d90ee6151d7fff0c4d90cbca12cc8d2bc2176441704da4674671f91646e34c4f28d96b33b1c0ccbf594a21314418fa1f30a8a63cbd1

Download Submit
memory/2176-30-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-32-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-37-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-26-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-36-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2176-27-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-35-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-34-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-33-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-24-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-31-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-29-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2176-28-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2248-0-0x0000000074611000-0x0000000074612000-memory.dmp

Filesize
4KB

Download
memory/2248-1-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2248-2-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2248-22-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2988-15-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2988-19-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2988-14-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2988-13-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-23-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/3008-20-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads