darkcomet | 05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb

General

Target

05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
Size

1.5MB
MD5

7850f2d801d0b3098635ac4fb5c13f44
SHA1

d3fceea6dbfff15d1b56e0b4f50c2f09d6768d28
SHA256

05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb
SHA512

5347b22ce57359fac0a7ccee84407403467120e5f2158cc236798617651ea5e3f8bc9c564391de47022f9e96626d89ff172b295a0614c11351926c2c8267de1b

Score

10^/10

darkcomet runescape persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Runescape

C2

mrsnickers03.no-ip.biz:340

Mutex

DC_MUTEX-6ZFK11A

Attributes

gencode
uNwew4gojxtu
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 3 IoCs

Processes:

ichader.exeichader.exeichader.exe

pid process

3512 ichader.exe
3408 ichader.exe
3856 ichader.exe

pid	process
3512	ichader.exe
3408	ichader.exe
3856	ichader.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2448-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2448-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2448-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3856-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3856-42-0x0000000000400000-0x00000000004B7000-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-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Roaming\\IDM\\ichader.exe"	reg.exe

Suspicious use of SetThreadContext 5 IoCs

Processes:

05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exeichader.exe

description	pid	process	target process
PID 3928 set thread context of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 set thread context of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 3512 set thread context of 1012	3512	ichader.exe	svchost.exe
PID 3512 set thread context of 3408	3512	ichader.exe	ichader.exe
PID 3512 set thread context of 3856	3512	ichader.exe	ichader.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exe

pid	process
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe
2328	svchost.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

ichader.exeichader.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3856	ichader.exe
Token: SeSecurityPrivilege	3856	ichader.exe
Token: SeTakeOwnershipPrivilege	3856	ichader.exe
Token: SeLoadDriverPrivilege	3856	ichader.exe
Token: SeSystemProfilePrivilege	3856	ichader.exe
Token: SeSystemtimePrivilege	3856	ichader.exe
Token: SeProfSingleProcessPrivilege	3856	ichader.exe
Token: SeIncBasePriorityPrivilege	3856	ichader.exe
Token: SeCreatePagefilePrivilege	3856	ichader.exe
Token: SeBackupPrivilege	3856	ichader.exe
Token: SeRestorePrivilege	3856	ichader.exe
Token: SeShutdownPrivilege	3856	ichader.exe
Token: SeDebugPrivilege	3856	ichader.exe
Token: SeSystemEnvironmentPrivilege	3856	ichader.exe
Token: SeChangeNotifyPrivilege	3856	ichader.exe
Token: SeRemoteShutdownPrivilege	3856	ichader.exe
Token: SeUndockPrivilege	3856	ichader.exe
Token: SeManageVolumePrivilege	3856	ichader.exe
Token: SeImpersonatePrivilege	3856	ichader.exe
Token: SeCreateGlobalPrivilege	3856	ichader.exe
Token: 33	3856	ichader.exe
Token: 34	3856	ichader.exe
Token: 35	3856	ichader.exe
Token: 36	3856	ichader.exe
Token: SeDebugPrivilege	3408	ichader.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exesvchost.exe05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exeichader.exesvchost.exeichader.exeichader.exe

pid	process
3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
2328	svchost.exe
2448	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
3512	ichader.exe
1012	svchost.exe
3408	ichader.exe
3856	ichader.exe

Suspicious use of WriteProcessMemory 51 IoCs

Processes:

05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.execmd.exeichader.exe

description	pid	process	target process
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2328	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	svchost.exe
PID 3928 wrote to memory of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 3928 wrote to memory of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 3928 wrote to memory of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 3928 wrote to memory of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 3928 wrote to memory of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 3928 wrote to memory of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 3928 wrote to memory of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 3928 wrote to memory of 2448	3928	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
PID 2448 wrote to memory of 4092	2448	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	cmd.exe
PID 2448 wrote to memory of 4092	2448	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	cmd.exe
PID 2448 wrote to memory of 4092	2448	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	cmd.exe
PID 4092 wrote to memory of 748	4092	cmd.exe	reg.exe
PID 4092 wrote to memory of 748	4092	cmd.exe	reg.exe
PID 4092 wrote to memory of 748	4092	cmd.exe	reg.exe
PID 2448 wrote to memory of 3512	2448	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	ichader.exe
PID 2448 wrote to memory of 3512	2448	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	ichader.exe
PID 2448 wrote to memory of 3512	2448	05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe	ichader.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 1012	3512	ichader.exe	svchost.exe
PID 3512 wrote to memory of 3408	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3408	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3408	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3408	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3408	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3408	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3408	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3408	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3856	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3856	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3856	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3856	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3856	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3856	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3856	3512	ichader.exe	ichader.exe
PID 3512 wrote to memory of 3856	3512	ichader.exe	ichader.exe

C:\Users\Admin\AppData\Local\Temp\05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
"C:\Users\Admin\AppData\Local\Temp\05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3928

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2328

C:\Users\Admin\AppData\Local\Temp\05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe
"C:\Users\Admin\AppData\Local\Temp\05be3efe39ee1452a29d47648ec7babbd522df92abf484ac915915214f18eddb.exe"
2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2448

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ETURA.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:4092

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "java" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\IDM\ichader.exe" /f
4⤵
- Adds Run key to start application
PID:748

C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
"C:\Users\Admin\AppData\Roaming\IDM\ichader.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3512

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
4⤵
- Suspicious use of SetWindowsHookEx
PID:1012

C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
"C:\Users\Admin\AppData\Roaming\IDM\ichader.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3408

C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
"C:\Users\Admin\AppData\Roaming\IDM\ichader.exe"
4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3856

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\ETURA.bat
MD5
92353035f01403e26aa2ff51c3963238

SHA1
d13f167c73bfce23a2deab8ce7c4ce9f78759ff4

SHA256
2e72a8542f8f809bfb1e4adfb481c7c5e6dc00dda7970c74692ba8d83ea0a870

SHA512
74560e33477caae3c7bc13914e4ae3c6911bbcfe257b2833155c236a158db0aca17478beb9d97f648ff1ea566005260f511361771c74203195107f4e82cce7df

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
5cef5a3cfdb51f4a5702ce06fa8a8323

SHA1
6abe133b0ec46c1f1d9780e5e04c149fb3273fa5

SHA256
24efb0561233fa56367f1d229660a8f756e83e875e1836de1f75e74a199a6653

SHA512
ce4fe63ea62908b0fc39c08c2629475606921b4b9aba2731f1f7b2066161d2c8f7d705e68a26954749447d2dac75d7b1da075b9c88d129909eb5bf2f9de7db52

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
5cef5a3cfdb51f4a5702ce06fa8a8323

SHA1
6abe133b0ec46c1f1d9780e5e04c149fb3273fa5

SHA256
24efb0561233fa56367f1d229660a8f756e83e875e1836de1f75e74a199a6653

SHA512
ce4fe63ea62908b0fc39c08c2629475606921b4b9aba2731f1f7b2066161d2c8f7d705e68a26954749447d2dac75d7b1da075b9c88d129909eb5bf2f9de7db52

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
5cef5a3cfdb51f4a5702ce06fa8a8323

SHA1
6abe133b0ec46c1f1d9780e5e04c149fb3273fa5

SHA256
24efb0561233fa56367f1d229660a8f756e83e875e1836de1f75e74a199a6653

SHA512
ce4fe63ea62908b0fc39c08c2629475606921b4b9aba2731f1f7b2066161d2c8f7d705e68a26954749447d2dac75d7b1da075b9c88d129909eb5bf2f9de7db52

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
5cef5a3cfdb51f4a5702ce06fa8a8323

SHA1
6abe133b0ec46c1f1d9780e5e04c149fb3273fa5

SHA256
24efb0561233fa56367f1d229660a8f756e83e875e1836de1f75e74a199a6653

SHA512
ce4fe63ea62908b0fc39c08c2629475606921b4b9aba2731f1f7b2066161d2c8f7d705e68a26954749447d2dac75d7b1da075b9c88d129909eb5bf2f9de7db52

Download Submit
memory/748-16-0x0000000000000000-mapping.dmp

Download
memory/1012-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1012-25-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1012-24-0x000000000040B000-mapping.dmp

Download
memory/2328-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2328-3-0x000000000040B000-mapping.dmp

Download
memory/2328-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2328-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2448-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2448-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2448-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2448-8-0x00000000004085D0-mapping.dmp

Download
memory/3408-32-0x0000000072E10000-0x0000000072EA3000-memory.dmp

Filesize
588KB

Download
memory/3408-30-0x00000000004085D0-mapping.dmp

Download
memory/3512-20-0x0000000072E10000-0x0000000072EA3000-memory.dmp

Filesize
588KB

Download
memory/3512-17-0x0000000000000000-mapping.dmp

Download
memory/3856-33-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3856-38-0x0000000072E10000-0x0000000072EA3000-memory.dmp

Filesize
588KB

Download
memory/3856-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3856-35-0x00000000004B5210-mapping.dmp

Download
memory/3856-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4092-14-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads