darkcomet | 544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e

General

Target

544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
Size

1.5MB
MD5

0a383f6b665eb5e072773c9875d459cd
SHA1

aed86ee444beb6eddd188cc58f6e69430c1274ed
SHA256

544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e
SHA512

c93aefa7e61e379047dd967f5af0b57803b34228921037ea01893b40002ea079c7c57228b23e3770ff4c8d5c0ec175f58bd037a9f4fef8415a60308176437a9f

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

3048 ichader.exe
3060 ichader.exe
3692 ichader.exe

pid	process
3048	ichader.exe
3060	ichader.exe
3692	ichader.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3836-6-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3836-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3836-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3692-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3692-37-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/3692-39-0x0000000000400000-0x00000000004B7000-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-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Roaming\\IDM\\ichader.exe"	reg.exe

Suspicious use of SetThreadContext 5 IoCs

Processes:

544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exeichader.exe

description	pid	process	target process
PID 976 set thread context of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 set thread context of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 3048 set thread context of 3984	3048	ichader.exe	svchost.exe
PID 3048 set thread context of 3060	3048	ichader.exe	ichader.exe
PID 3048 set thread context of 3692	3048	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
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe
3876	svchost.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

ichader.exeichader.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3692	ichader.exe
Token: SeSecurityPrivilege	3692	ichader.exe
Token: SeTakeOwnershipPrivilege	3692	ichader.exe
Token: SeLoadDriverPrivilege	3692	ichader.exe
Token: SeSystemProfilePrivilege	3692	ichader.exe
Token: SeSystemtimePrivilege	3692	ichader.exe
Token: SeProfSingleProcessPrivilege	3692	ichader.exe
Token: SeIncBasePriorityPrivilege	3692	ichader.exe
Token: SeCreatePagefilePrivilege	3692	ichader.exe
Token: SeBackupPrivilege	3692	ichader.exe
Token: SeRestorePrivilege	3692	ichader.exe
Token: SeShutdownPrivilege	3692	ichader.exe
Token: SeDebugPrivilege	3692	ichader.exe
Token: SeSystemEnvironmentPrivilege	3692	ichader.exe
Token: SeChangeNotifyPrivilege	3692	ichader.exe
Token: SeRemoteShutdownPrivilege	3692	ichader.exe
Token: SeUndockPrivilege	3692	ichader.exe
Token: SeManageVolumePrivilege	3692	ichader.exe
Token: SeImpersonatePrivilege	3692	ichader.exe
Token: SeCreateGlobalPrivilege	3692	ichader.exe
Token: 33	3692	ichader.exe
Token: 34	3692	ichader.exe
Token: 35	3692	ichader.exe
Token: 36	3692	ichader.exe
Token: SeDebugPrivilege	3060	ichader.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exesvchost.exe544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exeichader.exesvchost.exeichader.exeichader.exe

pid	process
976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
3876	svchost.exe
3836	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
3048	ichader.exe
3984	svchost.exe
3060	ichader.exe
3692	ichader.exe

Suspicious use of WriteProcessMemory 51 IoCs

Processes:

544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.execmd.exeichader.exe

description	pid	process	target process
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3876	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	svchost.exe
PID 976 wrote to memory of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 976 wrote to memory of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 976 wrote to memory of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 976 wrote to memory of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 976 wrote to memory of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 976 wrote to memory of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 976 wrote to memory of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 976 wrote to memory of 3836	976	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
PID 3836 wrote to memory of 3992	3836	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	cmd.exe
PID 3836 wrote to memory of 3992	3836	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	cmd.exe
PID 3836 wrote to memory of 3992	3836	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	cmd.exe
PID 3992 wrote to memory of 3840	3992	cmd.exe	reg.exe
PID 3992 wrote to memory of 3840	3992	cmd.exe	reg.exe
PID 3992 wrote to memory of 3840	3992	cmd.exe	reg.exe
PID 3836 wrote to memory of 3048	3836	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	ichader.exe
PID 3836 wrote to memory of 3048	3836	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	ichader.exe
PID 3836 wrote to memory of 3048	3836	544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe	ichader.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3984	3048	ichader.exe	svchost.exe
PID 3048 wrote to memory of 3060	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3060	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3060	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3060	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3060	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3060	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3060	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3060	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3692	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3692	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3692	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3692	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3692	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3692	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3692	3048	ichader.exe	ichader.exe
PID 3048 wrote to memory of 3692	3048	ichader.exe	ichader.exe

C:\Users\Admin\AppData\Local\Temp\544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
"C:\Users\Admin\AppData\Local\Temp\544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:976

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3876

C:\Users\Admin\AppData\Local\Temp\544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe
"C:\Users\Admin\AppData\Local\Temp\544487e26be4ce2c8dc99409a7a46f9eadc1ac7aeaab59afdceeca319e1c1a9e.exe"
2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3836

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\YFGDM.bat" "
3⤵
- Suspicious use of WriteProcessMemory
PID:3992

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:3840

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:3048

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\system32\svchost.exe"
4⤵
- Suspicious use of SetWindowsHookEx
PID:3984

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:3060

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:3692

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

Loading Replay Monitor...

Downloads

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

SHA1
d13f167c73bfce23a2deab8ce7c4ce9f78759ff4

SHA256
2e72a8542f8f809bfb1e4adfb481c7c5e6dc00dda7970c74692ba8d83ea0a870

SHA512
74560e33477caae3c7bc13914e4ae3c6911bbcfe257b2833155c236a158db0aca17478beb9d97f648ff1ea566005260f511361771c74203195107f4e82cce7df

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
5998903b74125157532cdf27870bebb3

SHA1
3a8fe2457922fa3904aeb6a3d530132b9e812bb9

SHA256
3c003b10b9ec0f60f3385e476c0b6f2c25ffb4548c78d17d967e3500858ac986

SHA512
e2ca33d80804611762160dec1d6694a2ecd0d85ff3d5a065f2d68e641f5b7d9f1f36e3debf1f86c6446ccf622973eb11fa9ddbfedc63f74e83ad64ba5245ff01

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
5998903b74125157532cdf27870bebb3

SHA1
3a8fe2457922fa3904aeb6a3d530132b9e812bb9

SHA256
3c003b10b9ec0f60f3385e476c0b6f2c25ffb4548c78d17d967e3500858ac986

SHA512
e2ca33d80804611762160dec1d6694a2ecd0d85ff3d5a065f2d68e641f5b7d9f1f36e3debf1f86c6446ccf622973eb11fa9ddbfedc63f74e83ad64ba5245ff01

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
5998903b74125157532cdf27870bebb3

SHA1
3a8fe2457922fa3904aeb6a3d530132b9e812bb9

SHA256
3c003b10b9ec0f60f3385e476c0b6f2c25ffb4548c78d17d967e3500858ac986

SHA512
e2ca33d80804611762160dec1d6694a2ecd0d85ff3d5a065f2d68e641f5b7d9f1f36e3debf1f86c6446ccf622973eb11fa9ddbfedc63f74e83ad64ba5245ff01

Download Submit
C:\Users\Admin\AppData\Roaming\IDM\ichader.exe
MD5
5998903b74125157532cdf27870bebb3

SHA1
3a8fe2457922fa3904aeb6a3d530132b9e812bb9

SHA256
3c003b10b9ec0f60f3385e476c0b6f2c25ffb4548c78d17d967e3500858ac986

SHA512
e2ca33d80804611762160dec1d6694a2ecd0d85ff3d5a065f2d68e641f5b7d9f1f36e3debf1f86c6446ccf622973eb11fa9ddbfedc63f74e83ad64ba5245ff01

Download Submit
memory/3048-17-0x0000000000000000-mapping.dmp

Download
memory/3060-29-0x00000000004085D0-mapping.dmp

Download
memory/3692-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3692-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3692-34-0x00000000004B5210-mapping.dmp

Download
memory/3692-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3836-8-0x00000000004085D0-mapping.dmp

Download
memory/3836-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3836-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3836-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3840-16-0x0000000000000000-mapping.dmp

Download
memory/3876-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3876-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3876-3-0x000000000040B000-mapping.dmp

Download
memory/3876-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3984-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3984-23-0x000000000040B000-mapping.dmp

Download
memory/3984-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3992-14-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads