darkcomet | f8a84bf759c8278809dc27249a20fa793b79e3143e6c5eeddab71fc551851a64

General

Target

cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe
Size

406KB
MD5

cc3f65c0563e924334171c34739b93a1
SHA1

57a2c69cabe40bf0029659ec85b7973a5b66cb60
SHA256

f8a84bf759c8278809dc27249a20fa793b79e3143e6c5eeddab71fc551851a64
SHA512

6891469562eb8db984370a90c56a903c6da70dad4774ba0107f235351a2fbc8f448f6259f42e0b1f68742d8d06b889d8ed79bd1bf676dff9668cb316393adb9e
SSDEEP

12288:OA7Z754T7Yx9Zg9FwKAFq20/Q4QaXCptDl1nSf:OA7N5G7X9DAFqdoQSpt

Score

10^/10

darkcomet mike1 discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

mike1

C2

hack222.no-ip.org:9999

Mutex

DC_MUTEX-6FY2DLH

Attributes

gencode
GojiebcNvf2x
install
false
offline_keylogger
true
password
237566
persistence
false

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2996	svchost.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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tmpC257 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpC256.tmp.exe\""	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2740 set thread context of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2740-5-0x00000000050A0000-0x0000000005155000-memory.dmp	upx
behavioral2/memory/2996-7-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-11-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-13-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-17-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-18-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-16-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-21-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-20-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-22-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-23-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-24-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-25-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-26-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-27-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-28-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-29-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-30-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-31-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-32-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-33-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-34-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-35-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral2/memory/2996-36-0x0000000000400000-0x00000000004B5000-memory.dmp	upx

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 2 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	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2996	svchost.exe
Token: SeSecurityPrivilege	2996	svchost.exe
Token: SeTakeOwnershipPrivilege	2996	svchost.exe
Token: SeLoadDriverPrivilege	2996	svchost.exe
Token: SeSystemProfilePrivilege	2996	svchost.exe
Token: SeSystemtimePrivilege	2996	svchost.exe
Token: SeProfSingleProcessPrivilege	2996	svchost.exe
Token: SeIncBasePriorityPrivilege	2996	svchost.exe
Token: SeCreatePagefilePrivilege	2996	svchost.exe
Token: SeBackupPrivilege	2996	svchost.exe
Token: SeRestorePrivilege	2996	svchost.exe
Token: SeShutdownPrivilege	2996	svchost.exe
Token: SeDebugPrivilege	2996	svchost.exe
Token: SeSystemEnvironmentPrivilege	2996	svchost.exe
Token: SeChangeNotifyPrivilege	2996	svchost.exe
Token: SeRemoteShutdownPrivilege	2996	svchost.exe
Token: SeUndockPrivilege	2996	svchost.exe
Token: SeManageVolumePrivilege	2996	svchost.exe
Token: SeImpersonatePrivilege	2996	svchost.exe
Token: SeCreateGlobalPrivilege	2996	svchost.exe
Token: 33	2996	svchost.exe
Token: 34	2996	svchost.exe
Token: 35	2996	svchost.exe
Token: 36	2996	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2996	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83
PID 2740 wrote to memory of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83
PID 2740 wrote to memory of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83
PID 2740 wrote to memory of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83
PID 2740 wrote to memory of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83
PID 2740 wrote to memory of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83
PID 2740 wrote to memory of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83
PID 2740 wrote to memory of 2996	2740	cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cc3f65c0563e924334171c34739b93a1_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2996

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

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

C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
memory/2740-1-0x0000000000710000-0x000000000077C000-memory.dmp

Filesize
432KB

Download
memory/2740-2-0x0000000005230000-0x00000000052CC000-memory.dmp

Filesize
624KB

Download
memory/2740-3-0x0000000005090000-0x000000000509A000-memory.dmp

Filesize
40KB

Download
memory/2740-5-0x00000000050A0000-0x0000000005155000-memory.dmp

Filesize
724KB

Download
memory/2740-0-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

Filesize
4KB

Download
memory/2996-20-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-24-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-17-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-19-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/2996-16-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-7-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-22-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-11-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-26-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-27-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-28-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-29-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-30-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-31-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-32-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-33-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-34-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-35-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2996-36-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads