darkcomet | 1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b

General

Target

1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
Size

1.9MB
MD5

c4b75a6eaf5fcfc659e9694424d33c3f
SHA1

65cd90201c00e8142757ae8227ecf8f76ac79e72
SHA256

1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b
SHA512

49a0d58d0dfe519fa54fd55ac11a90435a1579542479e81287390e5aa26c19e621f502bfa50bc1d2024fffcb815f468a5908de057efac52d4b0ef97d5934ea17

Score

10^/10

darkcomet persistence rat trojan upx

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Executes dropped EXE 3 IoCs

Processes:

test.exetest.exetest.exe

pid process

2532 test.exe
3312 test.exe
1332 test.exe

pid	process
2532	test.exe
3312	test.exe
1332	test.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4048-117-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4048-127-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1332-144-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1332-153-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\test\\test.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exetest.exe

description	pid	process	target process
PID 660 set thread context of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 2532 set thread context of 3312	2532	test.exe	test.exe
PID 2532 set thread context of 1332	2532	test.exe	test.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

test.exetest.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1332	test.exe
Token: SeSecurityPrivilege	1332	test.exe
Token: SeTakeOwnershipPrivilege	1332	test.exe
Token: SeLoadDriverPrivilege	1332	test.exe
Token: SeSystemProfilePrivilege	1332	test.exe
Token: SeSystemtimePrivilege	1332	test.exe
Token: SeProfSingleProcessPrivilege	1332	test.exe
Token: SeIncBasePriorityPrivilege	1332	test.exe
Token: SeCreatePagefilePrivilege	1332	test.exe
Token: SeBackupPrivilege	1332	test.exe
Token: SeRestorePrivilege	1332	test.exe
Token: SeShutdownPrivilege	1332	test.exe
Token: SeDebugPrivilege	1332	test.exe
Token: SeSystemEnvironmentPrivilege	1332	test.exe
Token: SeChangeNotifyPrivilege	1332	test.exe
Token: SeRemoteShutdownPrivilege	1332	test.exe
Token: SeUndockPrivilege	1332	test.exe
Token: SeManageVolumePrivilege	1332	test.exe
Token: SeImpersonatePrivilege	1332	test.exe
Token: SeCreateGlobalPrivilege	1332	test.exe
Token: 33	1332	test.exe
Token: 34	1332	test.exe
Token: 35	1332	test.exe
Token: 36	1332	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe
Token: SeDebugPrivilege	3312	test.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exetest.exetest.exe

pid	process
660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
4048	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
2532	test.exe
3312	test.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.execmd.exetest.exe

description	pid	process	target process
PID 660 wrote to memory of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 660 wrote to memory of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 660 wrote to memory of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 660 wrote to memory of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 660 wrote to memory of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 660 wrote to memory of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 660 wrote to memory of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 660 wrote to memory of 4048	660	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
PID 4048 wrote to memory of 2668	4048	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	cmd.exe
PID 4048 wrote to memory of 2668	4048	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	cmd.exe
PID 4048 wrote to memory of 2668	4048	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	cmd.exe
PID 2668 wrote to memory of 1292	2668	cmd.exe	reg.exe
PID 2668 wrote to memory of 1292	2668	cmd.exe	reg.exe
PID 2668 wrote to memory of 1292	2668	cmd.exe	reg.exe
PID 4048 wrote to memory of 2532	4048	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	test.exe
PID 4048 wrote to memory of 2532	4048	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	test.exe
PID 4048 wrote to memory of 2532	4048	1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe	test.exe
PID 2532 wrote to memory of 3312	2532	test.exe	test.exe
PID 2532 wrote to memory of 3312	2532	test.exe	test.exe
PID 2532 wrote to memory of 3312	2532	test.exe	test.exe
PID 2532 wrote to memory of 3312	2532	test.exe	test.exe
PID 2532 wrote to memory of 3312	2532	test.exe	test.exe
PID 2532 wrote to memory of 3312	2532	test.exe	test.exe
PID 2532 wrote to memory of 3312	2532	test.exe	test.exe
PID 2532 wrote to memory of 3312	2532	test.exe	test.exe
PID 2532 wrote to memory of 1332	2532	test.exe	test.exe
PID 2532 wrote to memory of 1332	2532	test.exe	test.exe
PID 2532 wrote to memory of 1332	2532	test.exe	test.exe
PID 2532 wrote to memory of 1332	2532	test.exe	test.exe
PID 2532 wrote to memory of 1332	2532	test.exe	test.exe
PID 2532 wrote to memory of 1332	2532	test.exe	test.exe
PID 2532 wrote to memory of 1332	2532	test.exe	test.exe
PID 2532 wrote to memory of 1332	2532	test.exe	test.exe

C:\Users\Admin\AppData\Local\Temp\1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
"C:\Users\Admin\AppData\Local\Temp\1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:660

C:\Users\Admin\AppData\Local\Temp\1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe
"C:\Users\Admin\AppData\Local\Temp\1d93d97d1d22415d1e1d72244a3e15236c72ca12d34f38c5d3000fac49608a7b.exe"
2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4048

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NOLTF.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:2668

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "svchost" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\test\test.exe" /f
4⤵
- Adds Run key to start application
PID:1292

C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2532

C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3312

C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1332

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\NOLTF.bat
MD5
527683c48cc4c7190219814c77b72fe0

SHA1
d995878a8f4b9824a0508039eeada5376be9a52d

SHA256
bbebf3e66136e700d8e3e2e0c8f461cdd9d7e68fe5a18a235afe86344932fb4b

SHA512
408a53b240c23fa34153ccc2b2315f28a9741121ecc9b76d50267ee62d78230e65574327369f83c779c781802c0c28f6c578703c01a67de46c3d44f71b814fa6

Download Submit
C:\Users\Admin\AppData\Roaming\test\test.exe
MD5
41e687376897a5deabdf64fd712fa9e6

SHA1
606cef5678621185aa5d73ced69d49a8103afecb

SHA256
f497771e432df6e2110972483d9bbed5007d5e480ce041afd5eadaaf2868c608

SHA512
856128a38dbd21e50aaa19c4d96d6984a70af797d922d4730c50b4077de21fbf9e1dd674ac680242eebc25c076210017f7d66e020b5526b94f48b3903b732a97

Download Submit
C:\Users\Admin\AppData\Roaming\test\test.exe
MD5
41e687376897a5deabdf64fd712fa9e6

SHA1
606cef5678621185aa5d73ced69d49a8103afecb

SHA256
f497771e432df6e2110972483d9bbed5007d5e480ce041afd5eadaaf2868c608

SHA512
856128a38dbd21e50aaa19c4d96d6984a70af797d922d4730c50b4077de21fbf9e1dd674ac680242eebc25c076210017f7d66e020b5526b94f48b3903b732a97

Download Submit
C:\Users\Admin\AppData\Roaming\test\test.exe
MD5
41e687376897a5deabdf64fd712fa9e6

SHA1
606cef5678621185aa5d73ced69d49a8103afecb

SHA256
f497771e432df6e2110972483d9bbed5007d5e480ce041afd5eadaaf2868c608

SHA512
856128a38dbd21e50aaa19c4d96d6984a70af797d922d4730c50b4077de21fbf9e1dd674ac680242eebc25c076210017f7d66e020b5526b94f48b3903b732a97

Download Submit
C:\Users\Admin\AppData\Roaming\test\test.exe
MD5
41e687376897a5deabdf64fd712fa9e6

SHA1
606cef5678621185aa5d73ced69d49a8103afecb

SHA256
f497771e432df6e2110972483d9bbed5007d5e480ce041afd5eadaaf2868c608

SHA512
856128a38dbd21e50aaa19c4d96d6984a70af797d922d4730c50b4077de21fbf9e1dd674ac680242eebc25c076210017f7d66e020b5526b94f48b3903b732a97

Download Submit
memory/660-120-0x0000000000810000-0x0000000000811000-memory.dmp

Filesize
4KB

Download
memory/660-124-0x0000000000840000-0x0000000000841000-memory.dmp

Filesize
4KB

Download
memory/660-126-0x0000000000850000-0x0000000000851000-memory.dmp

Filesize
4KB

Download
memory/660-114-0x0000000000400000-0x000000000054B000-memory.dmp

Filesize
1.3MB

Download
memory/660-121-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/660-123-0x0000000000830000-0x0000000000831000-memory.dmp

Filesize
4KB

Download
memory/660-119-0x00000000007F0000-0x00000000007F1000-memory.dmp

Filesize
4KB

Download
memory/1292-130-0x0000000000000000-mapping.dmp

Download
memory/1332-144-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1332-154-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/1332-153-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1332-146-0x00000000004B5640-mapping.dmp

Download
memory/2532-131-0x0000000000000000-mapping.dmp

Download
memory/2668-128-0x0000000000000000-mapping.dmp

Download
memory/3312-141-0x00000000004085D0-mapping.dmp

Download
memory/4048-117-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4048-118-0x00000000004085D0-mapping.dmp

Download
memory/4048-127-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads