remcos | 5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b

General

Target

5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe
Size

480KB
MD5

4841f41452ae6adfbfdcaa30e253261f
SHA1

5a51f6bddb0e890a710fe8c13017e8902e7123fd
SHA256

5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b
SHA512

220bca133859810728fc6d2df5ad8f789e4e1138ca76d51c809474ca721259863cbb9b81435fd9e9379a61f615816607eaa9414349625762a02ce60271444e1d

Score

10^/10

remcos 06192022 persistence rat

Malware Config

Extracted

Family

remcos

Botnet

06192022

C2

nikahuve.ac.ug:6968

kalskala.ac.ug:6968

tuekisaa.ac.ug:6968

parthaha.ac.ug:6968

Attributes

audio_folder
MicRecords
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
true
install_flag
false
install_path
%AppData%
keylog_crypt
true
keylog_file
scxs.dat
keylog_flag
false
keylog_folder
forbas
keylog_path
%AppData%
mouse_option
false
mutex
cvxyttydfsgbghfgfhtd-RXTSAM
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5
take_screenshot_title
notepad;solitaire;

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\Run\Yjlgdlfzs = "\"C:\\Users\\Admin\\AppData\\Roaming\\Dgzivqk\\Yjlgdlfzs.exe\""	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe

description	pid	process	target process
PID 288 set thread context of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe

pid process

288 5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe

description pid process

Token: SeDebugPrivilege 288 5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

1380 InstallUtil.exe

pid	process
288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe

description	pid	process
Token: SeDebugPrivilege	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe

pid	process
1380	InstallUtil.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe

description	pid	process	target process
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe
PID 288 wrote to memory of 1380	288	5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe
"C:\Users\Admin\AppData\Local\Temp\5d97621e71741cf4e2b90ebd16281ddb2c1fe806b3c4e6be5aef738cdf79089b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:288

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Suspicious use of SetWindowsHookEx
PID:1380

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/288-54-0x0000000000CF0000-0x0000000000D6E000-memory.dmp

Filesize
504KB

Download
memory/288-55-0x0000000075CD1000-0x0000000075CD3000-memory.dmp

Filesize
8KB

Download
memory/288-56-0x0000000000A70000-0x0000000000AFA000-memory.dmp

Filesize
552KB

Download
memory/288-57-0x00000000005D0000-0x000000000061C000-memory.dmp

Filesize
304KB

Download
memory/1380-58-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-59-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-61-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-63-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-64-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-65-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-66-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-68-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-70-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-71-0x000000000043133D-mapping.dmp

Download
memory/1380-74-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-75-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1380-76-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads