darkcomet | 07945b7261ccd7618d28c0343aa3249f82d39f25cb69e81989a9e92dedf001ce

General

Target

JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Size

980KB
MD5

0f0005b9ef1a71d5865ef8b4a990ec8b
SHA1

9ea5747e586f783e917045cb447ef09cf6e89596
SHA256

07945b7261ccd7618d28c0343aa3249f82d39f25cb69e81989a9e92dedf001ce
SHA512

83e7ef24be0e09983abb6f29c9c3708a8ab5bd5dd41cdaaac7f1cd30a12715d5582b647abe8989097f77e5546f9eda82562970207c8318f2f0dac49500ce4f17
SSDEEP

12288:kaAchpWsuVTv7ItY8XljyypHP7cOLBev03hlULsmWZ++09ZcKDVsf:VAEENIq8XwyVPQclDq/+Wnpsf

Score

10^/10

darkcomet guest16 discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

10.10.42.107:8080

Mutex

DC_MUTEX-VKGT818

Attributes

gencode
$*dW#JlCB%Da
install
false
offline_keylogger
false
persistence
false

rc4.plain

Signatures

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

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2952-0-0x0000000000400000-0x00000000004F7000-memory.dmp	upx
behavioral1/memory/2952-2-0x0000000000400000-0x00000000004F7000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeSecurityPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeTakeOwnershipPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeLoadDriverPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeSystemProfilePrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeSystemtimePrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeProfSingleProcessPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeIncBasePriorityPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeCreatePagefilePrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeBackupPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeRestorePrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeShutdownPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeDebugPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeSystemEnvironmentPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeChangeNotifyPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeRemoteShutdownPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeUndockPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeManageVolumePrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeImpersonatePrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: SeCreateGlobalPrivilege	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: 33	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: 34	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
Token: 35	2952	JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0f0005b9ef1a71d5865ef8b4a990ec8b.exe"
1⤵
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

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

memory/2952-0-0x0000000000400000-0x00000000004F7000-memory.dmp

Filesize
988KB

Download
memory/2952-1-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2952-2-0x0000000000400000-0x00000000004F7000-memory.dmp

Filesize
988KB

Download
memory/2952-3-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads