darkcomet | 5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96

Analysis

max time kernel
150s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/04/2024, 11:01

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General

Target
5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe
Size 358KB
Sample240410-m41qjsdd44
SHA256 5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96
MD5 114c1a7d605f57752450a4985d143337
SHA1 541947ec1ff5ec2d84131fc6215658ef874c9d71
SHA512 27d931fa0adb56c9e88f87d7b54b257cc5be75a7660c4310082372d3548ee5067a18fffe929d619f6f10fb7298552b856d7e2e2d8f95df31340851b51d2542af
SSDEEP 6144:/6H3soQXrBcvt615DJfT/JnAfs2dsftzq0DpDOOlZKi8HgyP:/6IXrCvk1ZJjJM+RNOOX98tP
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

darkcomet latentbot 05.07.14 rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

05.07.14

itfuturisticspvt.zapto.org:3129

Mutex

DC_MUTEX-LVT3FKE

Attributes

gencode
RGfLZhNkpCkY
install
false
offline_keylogger
true
persistence
false

Extracted

Family

latentbot

itfuturisticspvt.zapto.org

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.lnk	5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe

Executes dropped EXE 1 IoCs

pid	Process
824	dhost.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/920-9-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/920-10-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/920-11-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/920-12-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/920-13-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/920-14-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/920-16-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/920-19-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 824 set thread context of 920	824	dhost.exe	109

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 6 IoCs

pid	pid_target	Process	procid_target
4768	1620	WerFault.exe	85
3628	1620	WerFault.exe	85
3304	1620	WerFault.exe	85
1356	824	WerFault.exe	103
888	1620	WerFault.exe	85
3692	824	WerFault.exe	103

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1620	5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	920	dllhost.exe
Token: SeSecurityPrivilege	920	dllhost.exe
Token: SeTakeOwnershipPrivilege	920	dllhost.exe
Token: SeLoadDriverPrivilege	920	dllhost.exe
Token: SeSystemProfilePrivilege	920	dllhost.exe
Token: SeSystemtimePrivilege	920	dllhost.exe
Token: SeProfSingleProcessPrivilege	920	dllhost.exe
Token: SeIncBasePriorityPrivilege	920	dllhost.exe
Token: SeCreatePagefilePrivilege	920	dllhost.exe
Token: SeBackupPrivilege	920	dllhost.exe
Token: SeRestorePrivilege	920	dllhost.exe
Token: SeShutdownPrivilege	920	dllhost.exe
Token: SeDebugPrivilege	920	dllhost.exe
Token: SeSystemEnvironmentPrivilege	920	dllhost.exe
Token: SeChangeNotifyPrivilege	920	dllhost.exe
Token: SeRemoteShutdownPrivilege	920	dllhost.exe
Token: SeUndockPrivilege	920	dllhost.exe
Token: SeManageVolumePrivilege	920	dllhost.exe
Token: SeImpersonatePrivilege	920	dllhost.exe
Token: SeCreateGlobalPrivilege	920	dllhost.exe
Token: 33	920	dllhost.exe
Token: 34	920	dllhost.exe
Token: 35	920	dllhost.exe
Token: 36	920	dllhost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
920	dllhost.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 824	1620	5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe	103
PID 1620 wrote to memory of 824	1620	5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe	103
PID 1620 wrote to memory of 824	1620	5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe	103
PID 824 wrote to memory of 920	824	dhost.exe	109
PID 824 wrote to memory of 920	824	dhost.exe	109
PID 824 wrote to memory of 920	824	dhost.exe	109
PID 824 wrote to memory of 920	824	dhost.exe	109
PID 824 wrote to memory of 920	824	dhost.exe	109
PID 824 wrote to memory of 920	824	dhost.exe	109
PID 824 wrote to memory of 920	824	dhost.exe	109
PID 824 wrote to memory of 920	824	dhost.exe	109

C:\Users\Admin\AppData\Local\Temp\5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe
"C:\Users\Admin\AppData\Local\Temp\5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe"
1⤵
- Drops startup file
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1620 -s 224
  2⤵
  - Program crash
  PID:4768
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1620 -s 644
  2⤵
  - Program crash
  PID:3628
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1620 -s 644
  2⤵
  - Program crash
  PID:3304
- C:\Users\Admin\AppData\Roaming\dhost.exe
  "C:\Users\Admin\AppData\Local\Temp\5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 224
    3⤵
    - Program crash
    PID:1356
- - C:\Windows\SysWOW64\dllhost.exe
    dllhost.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 140
    3⤵
    - Program crash
    PID:3692
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1620 -s 140
  2⤵
  - Program crash
  PID:888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1620 -ip 1620
1⤵
PID:956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1620 -ip 1620
1⤵
PID:2180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1620 -ip 1620
1⤵
PID:4764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 824 -ip 824
1⤵
PID:3316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1620 -ip 1620
1⤵
PID:1200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 824 -ip 824
1⤵
PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

dhost.exe

Path C:\Users\Admin\AppData\Roaming\dhost.exe
Size 358KB
SHA256 5586970e711d7ac4472f77bbe4b25d51a150eed87c4be3b3b696d8dfa2ab6b96
MD5 114c1a7d605f57752450a4985d143337
SHA1 541947ec1ff5ec2d84131fc6215658ef874c9d71
SHA512 27d931fa0adb56c9e88f87d7b54b257cc5be75a7660c4310082372d3548ee5067a18fffe929d619f6f10fb7298552b856d7e2e2d8f95df31340851b51d2542af
SSDEEP 6144:/6H3soQXrBcvt615DJfT/JnAfs2dsftzq0DpDOOlZKi8HgyP:/6IXrCvk1ZJjJM+RNOOX98tP
MD5 SHA1 SHA512 SSDEEP

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memory/824-6-0x0000000000670000-0x00000000006EB000-memory.dmp

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memory/824-18-0x0000000000670000-0x00000000006EB000-memory.dmp

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memory/920-13-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/920-9-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/920-10-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/920-11-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/920-12-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/920-14-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/920-16-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/920-15-0x0000000000EB0000-0x0000000000EB1000-memory.dmp

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memory/920-19-0x0000000000400000-0x00000000004B7000-memory.dmp

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memory/1620-5-0x0000000000670000-0x00000000006EB000-memory.dmp

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memory/1620-0-0x0000000000670000-0x00000000006EB000-memory.dmp

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memory/1620-1-0x0000000000400000-0x0000000000464000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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